./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 e19ca921 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 0.2.2-dev-e19ca92 [2021-12-22 15:23:19,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:23:19,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:23:19,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:23:19,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:23:19,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:23:19,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:23:19,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:23:19,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:23:19,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:23:19,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:23:19,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:23:19,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:23:19,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:23:19,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:23:19,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:23:19,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:23:19,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:23:19,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:23:19,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:23:19,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:23:19,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:23:19,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:23:19,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:23:19,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:23:19,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:23:19,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:23:19,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:23:19,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:23:19,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:23:19,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:23:19,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:23:19,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:23:19,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:23:19,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:23:19,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:23:19,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:23:19,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:23:19,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:23:19,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:23:19,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:23:19,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:23:19,676 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:23:19,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:23:19,677 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:23:19,677 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:23:19,677 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:23:19,678 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:23:19,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:23:19,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:23:19,678 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:23:19,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:23:19,679 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:23:19,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:23:19,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:23:19,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:23:19,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:23:19,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:23:19,680 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:23:19,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:23:19,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:23:19,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:23:19,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:23:19,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:23:19,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:23:19,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:23:19,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:23:19,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:23:19,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:23:19,682 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:23:19,682 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:23:19,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:23:19,682 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:23:19,682 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 371146a21f508450d2917c35c74c2cfe0e1080bf9001699397599cb4eb3a0e88 [2021-12-22 15:23:19,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:23:19,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:23:19,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:23:19,922 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:23:19,928 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:23:19,930 INFO L432 ainManager$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 [2021-12-22 15:23:19,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e0ef40a1/65a7646c39c44333a4d0e211a3dc2930/FLAG28b85644e [2021-12-22 15:23:20,646 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:23:20,647 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 [2021-12-22 15:23:20,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e0ef40a1/65a7646c39c44333a4d0e211a3dc2930/FLAG28b85644e [2021-12-22 15:23:21,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e0ef40a1/65a7646c39c44333a4d0e211a3dc2930 [2021-12-22 15:23:21,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:23:21,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:23:21,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:23:21,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:23:21,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:23:21,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:23:21" (1/1) ... [2021-12-22 15:23:21,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1daaf0ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:21, skipping insertion in model container [2021-12-22 15:23:21,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:23:21" (1/1) ... [2021-12-22 15:23:21,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:23:21,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:23:23,915 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] [2021-12-22 15:23:23,918 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] [2021-12-22 15:23:23,935 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:23:23,955 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:23:24,264 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] [2021-12-22 15:23:24,265 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] [2021-12-22 15:23:24,270 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:23:24,394 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:23:24,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:24 WrapperNode [2021-12-22 15:23:24,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:23:24,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:23:24,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:23:24,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:23:24,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:24" (1/1) ... [2021-12-22 15:23:24,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:24" (1/1) ... [2021-12-22 15:23:24,685 INFO L137 Inliner]: procedures = 551, calls = 3616, calls flagged for inlining = 270, calls inlined = 246, statements flattened = 8919 [2021-12-22 15:23:24,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:23:24,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:23:24,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:23:24,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:23:24,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:24" (1/1) ... [2021-12-22 15:23:24,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:24" (1/1) ... [2021-12-22 15:23:24,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:24" (1/1) ... [2021-12-22 15:23:24,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:24" (1/1) ... [2021-12-22 15:23:24,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:24" (1/1) ... [2021-12-22 15:23:24,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:24" (1/1) ... [2021-12-22 15:23:24,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:24" (1/1) ... [2021-12-22 15:23:24,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:23:24,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:23:24,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:23:24,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:23:24,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:24" (1/1) ... [2021-12-22 15:23:24,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:23:24,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:23:25,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 15:23:25,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 15:23:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2021-12-22 15:23:25,036 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2021-12-22 15:23:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2021-12-22 15:23:25,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2021-12-22 15:23:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:23:25,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:23:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2021-12-22 15:23:25,037 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2021-12-22 15:23:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2021-12-22 15:23:25,037 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2021-12-22 15:23:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-22 15:23:25,037 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-22 15:23:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:23:25,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:23:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2021-12-22 15:23:25,038 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2021-12-22 15:23:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2021-12-22 15:23:25,038 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2021-12-22 15:23:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-12-22 15:23:25,038 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-12-22 15:23:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2021-12-22 15:23:25,039 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2021-12-22 15:23:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2021-12-22 15:23:25,039 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2021-12-22 15:23:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2021-12-22 15:23:25,039 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2021-12-22 15:23:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2021-12-22 15:23:25,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2021-12-22 15:23:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2021-12-22 15:23:25,040 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2021-12-22 15:23:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2021-12-22 15:23:25,040 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2021-12-22 15:23:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2021-12-22 15:23:25,040 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2021-12-22 15:23:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2021-12-22 15:23:25,041 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2021-12-22 15:23:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2021-12-22 15:23:25,041 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2021-12-22 15:23:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2021-12-22 15:23:25,041 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2021-12-22 15:23:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2021-12-22 15:23:25,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2021-12-22 15:23:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-22 15:23:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2021-12-22 15:23:25,042 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2021-12-22 15:23:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2021-12-22 15:23:25,042 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2021-12-22 15:23:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 15:23:25,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 15:23:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-22 15:23:25,043 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-22 15:23:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:23:25,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:23:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:23:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2021-12-22 15:23:25,043 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2021-12-22 15:23:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-22 15:23:25,043 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-22 15:23:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_63 [2021-12-22 15:23:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_63 [2021-12-22 15:23:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2021-12-22 15:23:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2021-12-22 15:23:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-22 15:23:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-22 15:23:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 15:23:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 15:23:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-12-22 15:23:25,045 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-12-22 15:23:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2021-12-22 15:23:25,045 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2021-12-22 15:23:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2021-12-22 15:23:25,045 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2021-12-22 15:23:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2021-12-22 15:23:25,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2021-12-22 15:23:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2021-12-22 15:23:25,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2021-12-22 15:23:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_57 [2021-12-22 15:23:25,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_57 [2021-12-22 15:23:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 15:23:25,046 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 15:23:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2021-12-22 15:23:25,046 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2021-12-22 15:23:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:23:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-22 15:23:25,047 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-22 15:23:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2021-12-22 15:23:25,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2021-12-22 15:23:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2021-12-22 15:23:25,047 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2021-12-22 15:23:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2021-12-22 15:23:25,048 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2021-12-22 15:23:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:23:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 15:23:25,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 15:23:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2021-12-22 15:23:25,048 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2021-12-22 15:23:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2021-12-22 15:23:25,048 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2021-12-22 15:23:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:23:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-12-22 15:23:25,049 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-12-22 15:23:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-22 15:23:25,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-22 15:23:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2021-12-22 15:23:25,049 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2021-12-22 15:23:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:23:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:23:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2021-12-22 15:23:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2021-12-22 15:23:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2021-12-22 15:23:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2021-12-22 15:23:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2021-12-22 15:23:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2021-12-22 15:23:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-22 15:23:25,051 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-22 15:23:25,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-22 15:23:25,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-22 15:23:25,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-22 15:23:25,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-22 15:23:25,058 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2021-12-22 15:23:25,058 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2021-12-22 15:23:25,059 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-22 15:23:25,059 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-22 15:23:25,060 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2021-12-22 15:23:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2021-12-22 15:23:25,060 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2021-12-22 15:23:25,064 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2021-12-22 15:23:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:23:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-12-22 15:23:25,064 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-12-22 15:23:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-22 15:23:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-22 15:23:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-22 15:23:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-22 15:23:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-22 15:23:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-22 15:23:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-22 15:23:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-22 15:23:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-12-22 15:23:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-22 15:23:25,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-22 15:23:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:23:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 15:23:25,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 15:23:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:23:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 15:23:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2021-12-22 15:23:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2021-12-22 15:23:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-22 15:23:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-22 15:23:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-22 15:23:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-22 15:23:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2021-12-22 15:23:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2021-12-22 15:23:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-22 15:23:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-22 15:23:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2021-12-22 15:23:25,068 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2021-12-22 15:23:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2021-12-22 15:23:25,068 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2021-12-22 15:23:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-22 15:23:25,068 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-22 15:23:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-22 15:23:25,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-22 15:23:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2021-12-22 15:23:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2021-12-22 15:23:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-22 15:23:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-22 15:23:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2021-12-22 15:23:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2021-12-22 15:23:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2021-12-22 15:23:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2021-12-22 15:23:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2021-12-22 15:23:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2021-12-22 15:23:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:23:25,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:23:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2021-12-22 15:23:25,070 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2021-12-22 15:23:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:23:25,070 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:23:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2021-12-22 15:23:25,070 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2021-12-22 15:23:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-22 15:23:25,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-22 15:23:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2021-12-22 15:23:25,071 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2021-12-22 15:23:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-12-22 15:23:25,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-12-22 15:23:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:23:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:23:25,072 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2021-12-22 15:23:25,073 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2021-12-22 15:23:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:23:25,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:23:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2021-12-22 15:23:25,073 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2021-12-22 15:23:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-12-22 15:23:25,073 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-12-22 15:23:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-22 15:23:25,073 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-22 15:23:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2021-12-22 15:23:25,074 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2021-12-22 15:23:25,074 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2021-12-22 15:23:25,074 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2021-12-22 15:23:25,074 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-22 15:23:25,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-22 15:23:25,074 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-22 15:23:25,074 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-22 15:23:25,074 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2021-12-22 15:23:25,074 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2021-12-22 15:23:25,074 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2021-12-22 15:23:25,075 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2021-12-22 15:23:25,075 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-22 15:23:25,075 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-22 15:23:25,075 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2021-12-22 15:23:25,075 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2021-12-22 15:23:25,075 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-22 15:23:25,075 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-22 15:23:25,075 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2021-12-22 15:23:25,075 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2021-12-22 15:23:25,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:23:25,076 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:23:25,076 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2021-12-22 15:23:25,076 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2021-12-22 15:23:25,076 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2021-12-22 15:23:25,076 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2021-12-22 15:23:25,076 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2021-12-22 15:23:25,076 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2021-12-22 15:23:25,076 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2021-12-22 15:23:25,076 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2021-12-22 15:23:25,076 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-22 15:23:25,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-22 15:23:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2021-12-22 15:23:25,077 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2021-12-22 15:23:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:23:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:23:25,077 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:23:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2021-12-22 15:23:25,077 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2021-12-22 15:23:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-12-22 15:23:25,077 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-12-22 15:23:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2021-12-22 15:23:25,078 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2021-12-22 15:23:25,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:23:25,081 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-22 15:23:25,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-22 15:23:25,081 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-12-22 15:23:25,081 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-12-22 15:23:25,081 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-22 15:23:25,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-22 15:23:25,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:23:25,082 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-22 15:23:25,082 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-22 15:23:25,083 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 15:23:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 15:23:25,083 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2021-12-22 15:23:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2021-12-22 15:23:25,083 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-22 15:23:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-22 15:23:25,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 15:23:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 15:23:25,083 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2021-12-22 15:23:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2021-12-22 15:23:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2021-12-22 15:23:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2021-12-22 15:23:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 15:23:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 15:23:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-22 15:23:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-22 15:23:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2021-12-22 15:23:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2021-12-22 15:23:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_86 [2021-12-22 15:23:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_86 [2021-12-22 15:23:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_64 [2021-12-22 15:23:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_64 [2021-12-22 15:23:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2021-12-22 15:23:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2021-12-22 15:23:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2021-12-22 15:23:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2021-12-22 15:23:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_58 [2021-12-22 15:23:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_58 [2021-12-22 15:23:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:23:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:23:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2021-12-22 15:23:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2021-12-22 15:23:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2021-12-22 15:23:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2021-12-22 15:23:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2021-12-22 15:23:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2021-12-22 15:23:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-22 15:23:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-22 15:23:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-12-22 15:23:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-12-22 15:23:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:23:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2021-12-22 15:23:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2021-12-22 15:23:25,087 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2021-12-22 15:23:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2021-12-22 15:23:25,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:23:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:23:25,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_87 [2021-12-22 15:23:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_87 [2021-12-22 15:23:25,087 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2021-12-22 15:23:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2021-12-22 15:23:25,087 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2021-12-22 15:23:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2021-12-22 15:23:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2021-12-22 15:23:25,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2021-12-22 15:23:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2021-12-22 15:23:25,088 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2021-12-22 15:23:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-22 15:23:25,088 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-22 15:23:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2021-12-22 15:23:25,088 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2021-12-22 15:23:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-22 15:23:25,088 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-22 15:23:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2021-12-22 15:23:25,089 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2021-12-22 15:23:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-22 15:23:25,089 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-22 15:23:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-22 15:23:25,089 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-22 15:23:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-22 15:23:25,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-22 15:23:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-22 15:23:25,089 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-22 15:23:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2021-12-22 15:23:25,090 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2021-12-22 15:23:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 15:23:25,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 15:23:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2021-12-22 15:23:25,090 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2021-12-22 15:23:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-22 15:23:25,090 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-22 15:23:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:23:25,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:23:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-22 15:23:25,090 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-22 15:23:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:23:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2021-12-22 15:23:25,091 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2021-12-22 15:23:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2021-12-22 15:23:25,091 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2021-12-22 15:23:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2021-12-22 15:23:25,091 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2021-12-22 15:23:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-22 15:23:25,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-22 15:23:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-22 15:23:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-12-22 15:23:25,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-12-22 15:23:25,992 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:23:25,995 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:23:26,241 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:23:26,644 INFO L766 $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; [2021-12-22 15:23:31,852 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-22 15:23:31,983 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:23:32,000 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:23:32,001 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-12-22 15:23:32,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:23:32 BoogieIcfgContainer [2021-12-22 15:23:32,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:23:32,005 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:23:32,005 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:23:32,007 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:23:32,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:23:21" (1/3) ... [2021-12-22 15:23:32,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b504c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:23:32, skipping insertion in model container [2021-12-22 15:23:32,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:23:24" (2/3) ... [2021-12-22 15:23:32,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b504c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:23:32, skipping insertion in model container [2021-12-22 15:23:32,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:23:32" (3/3) ... [2021-12-22 15:23:32,009 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.i [2021-12-22 15:23:32,013 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:23:32,013 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:23:32,053 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:23:32,058 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 15:23:32,058 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:23:32,116 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) [2021-12-22 15:23:32,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2021-12-22 15:23:32,161 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:23:32,163 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] [2021-12-22 15:23:32,163 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:23:32,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:23:32,170 INFO L85 PathProgramCache]: Analyzing trace with hash -1642902705, now seen corresponding path program 1 times [2021-12-22 15:23:32,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:23:32,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820585899] [2021-12-22 15:23:32,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:23:32,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:23:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:23:32,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:23:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:23:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:23:32,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:32,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:23:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:23:32,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:23:32,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:32,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:23:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:23:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:23:33,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:23:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:23:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:23:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:23:33,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:23:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:23:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:23:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:23:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:23:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:23:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:23:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:23:33,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:23:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:23:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:23:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:23:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:23:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:23:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:23:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:23:33,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:23:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:23:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:23:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:23:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:23:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:23:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:23:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:23:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-22 15:23:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-22 15:23:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-22 15:23:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-22 15:23:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-22 15:23:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-22 15:23:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-22 15:23:33,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-12-22 15:23:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:23:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 15:23:33,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-22 15:23:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-12-22 15:23:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-22 15:23:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-22 15:23:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2021-12-22 15:23:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-22 15:23:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-12-22 15:23:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:23:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-12-22 15:23:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 8659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8659 trivial. 0 not checked. [2021-12-22 15:23:33,881 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:23:33,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820585899] [2021-12-22 15:23:33,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820585899] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:23:33,882 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:23:33,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:23:33,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779043369] [2021-12-22 15:23:33,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:23:33,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:23:33,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:23:33,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:23:33,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:23:33,917 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) [2021-12-22 15:23:37,907 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:23:39,923 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:23:42,002 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:23:46,677 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:23:51,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:23:51,566 INFO L93 Difference]: Finished difference Result 6442 states and 9431 transitions. [2021-12-22 15:23:51,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-22 15:23:51,570 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 [2021-12-22 15:23:51,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:23:51,605 INFO L225 Difference]: With dead ends: 6442 [2021-12-22 15:23:51,605 INFO L226 Difference]: Without dead ends: 3292 [2021-12-22 15:23:51,622 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 [2021-12-22 15:23:51,625 INFO L933 BasicCegarLoop]: 4196 mSDtfsCounter, 1487 mSDsluCounter, 4720 mSDsCounter, 0 mSdLazyCounter, 4024 mSolverCounterSat, 2163 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 8916 SdHoareTripleChecker+Invalid, 6191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2163 IncrementalHoareTripleChecker+Valid, 4024 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2021-12-22 15:23:51,625 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 8916 Invalid, 6191 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2163 Valid, 4024 Invalid, 4 Unknown, 0 Unchecked, 17.1s Time] [2021-12-22 15:23:51,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3292 states. [2021-12-22 15:23:51,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3292 to 3140. [2021-12-22 15:23:51,805 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) [2021-12-22 15:23:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 3140 states and 4436 transitions. [2021-12-22 15:23:51,830 INFO L78 Accepts]: Start accepts. Automaton has 3140 states and 4436 transitions. Word has length 595 [2021-12-22 15:23:51,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:23:51,836 INFO L470 AbstractCegarLoop]: Abstraction has 3140 states and 4436 transitions. [2021-12-22 15:23:51,837 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) [2021-12-22 15:23:51,838 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 4436 transitions. [2021-12-22 15:23:51,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2021-12-22 15:23:51,859 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:23:51,859 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] [2021-12-22 15:23:51,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:23:51,861 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:23:51,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:23:51,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1368143091, now seen corresponding path program 1 times [2021-12-22 15:23:51,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:23:51,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489547541] [2021-12-22 15:23:51,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:23:51,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:23:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:23:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:23:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:23:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:23:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:23:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:23:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:23:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:23:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:23:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:23:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:23:52,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:23:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:23:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:23:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:23:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:23:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:23:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:23:52,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:23:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:23:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:23:52,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:23:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:23:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:23:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:23:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:23:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:23:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:23:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:23:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:23:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:23:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:23:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:23:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:23:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:23:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:23:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:23:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:23:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-22 15:23:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-22 15:23:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-22 15:23:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-22 15:23:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-22 15:23:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-22 15:23:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-22 15:23:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-12-22 15:23:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:23:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 15:23:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-22 15:23:52,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-12-22 15:23:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-22 15:23:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-22 15:23:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2021-12-22 15:23:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-22 15:23:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-12-22 15:23:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:23:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:52,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:23:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:53,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-12-22 15:23:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:23:53,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8659 trivial. 0 not checked. [2021-12-22 15:23:53,009 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:23:53,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489547541] [2021-12-22 15:23:53,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489547541] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:23:53,010 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:23:53,010 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 15:23:53,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102555572] [2021-12-22 15:23:53,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:23:53,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 15:23:53,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:23:53,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 15:23:53,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:23:53,013 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) [2021-12-22 15:23:55,745 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:23:57,770 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:23:59,800 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:24:05,836 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:24:07,879 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:24:09,915 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:24:14,146 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:24:16,406 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:24:21,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:24:21,200 INFO L93 Difference]: Finished difference Result 9278 states and 13199 transitions. [2021-12-22 15:24:21,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-22 15:24:21,201 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 [2021-12-22 15:24:21,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:24:21,236 INFO L225 Difference]: With dead ends: 9278 [2021-12-22 15:24:21,237 INFO L226 Difference]: Without dead ends: 6231 [2021-12-22 15:24:21,249 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 [2021-12-22 15:24:21,250 INFO L933 BasicCegarLoop]: 4836 mSDtfsCounter, 5813 mSDsluCounter, 8472 mSDsCounter, 0 mSdLazyCounter, 7109 mSolverCounterSat, 4438 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6491 SdHoareTripleChecker+Valid, 13308 SdHoareTripleChecker+Invalid, 11554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4438 IncrementalHoareTripleChecker+Valid, 7109 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.6s IncrementalHoareTripleChecker+Time [2021-12-22 15:24:21,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6491 Valid, 13308 Invalid, 11554 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4438 Valid, 7109 Invalid, 7 Unknown, 0 Unchecked, 27.6s Time] [2021-12-22 15:24:21,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6231 states. [2021-12-22 15:24:21,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6231 to 5943. [2021-12-22 15:24:21,431 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) [2021-12-22 15:24:21,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5943 states to 5943 states and 8374 transitions. [2021-12-22 15:24:21,456 INFO L78 Accepts]: Start accepts. Automaton has 5943 states and 8374 transitions. Word has length 595 [2021-12-22 15:24:21,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:24:21,457 INFO L470 AbstractCegarLoop]: Abstraction has 5943 states and 8374 transitions. [2021-12-22 15:24:21,458 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) [2021-12-22 15:24:21,458 INFO L276 IsEmpty]: Start isEmpty. Operand 5943 states and 8374 transitions. [2021-12-22 15:24:21,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2021-12-22 15:24:21,482 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:24:21,482 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] [2021-12-22 15:24:21,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 15:24:21,483 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:24:21,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:24:21,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1833361581, now seen corresponding path program 1 times [2021-12-22 15:24:21,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:24:21,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147404590] [2021-12-22 15:24:21,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:24:21,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:24:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:24:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:24:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:24:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:24:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:24:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:24:21,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:24:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:24:21,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:24:21,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:24:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:24:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:24:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:24:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:24:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:24:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:24:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:24:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:24:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:24:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:24:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:24:21,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:21,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:24:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:24:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:24:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:24:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:24:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:24:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:24:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:24:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:24:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:24:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:24:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:24:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:24:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:24:22,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:24:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:24:22,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:24:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-22 15:24:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-22 15:24:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-22 15:24:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-22 15:24:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-22 15:24:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-22 15:24:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-22 15:24:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-22 15:24:22,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2021-12-22 15:24:22,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-22 15:24:22,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:24:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 15:24:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2021-12-22 15:24:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2021-12-22 15:24:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2021-12-22 15:24:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2021-12-22 15:24:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2021-12-22 15:24:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2021-12-22 15:24:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2021-12-22 15:24:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:24:22,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:24:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2021-12-22 15:24:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:24:22,494 INFO L134 CoverageAnalysis]: Checked inductivity of 8805 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8802 trivial. 0 not checked. [2021-12-22 15:24:22,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:24:22,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147404590] [2021-12-22 15:24:22,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2147404590] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:24:22,495 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:24:22,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 15:24:22,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052384745] [2021-12-22 15:24:22,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:24:22,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 15:24:22,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:24:22,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 15:24:22,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:24:22,497 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)