./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-16 04:43:22,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 04:43:22,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 04:43:22,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 04:43:22,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 04:43:22,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 04:43:22,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 04:43:22,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 04:43:22,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 04:43:22,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 04:43:22,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 04:43:22,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 04:43:22,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 04:43:22,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 04:43:22,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 04:43:22,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 04:43:22,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 04:43:22,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 04:43:22,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 04:43:22,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 04:43:22,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 04:43:22,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 04:43:22,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 04:43:22,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 04:43:22,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 04:43:22,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 04:43:22,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 04:43:22,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 04:43:22,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 04:43:22,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 04:43:22,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 04:43:22,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 04:43:22,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 04:43:22,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 04:43:22,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 04:43:22,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 04:43:22,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 04:43:22,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 04:43:22,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 04:43:22,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 04:43:22,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 04:43:22,936 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 04:43:22,965 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 04:43:22,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 04:43:22,966 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 04:43:22,966 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 04:43:22,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 04:43:22,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 04:43:22,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 04:43:22,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 04:43:22,968 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 04:43:22,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 04:43:22,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 04:43:22,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 04:43:22,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 04:43:22,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 04:43:22,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 04:43:22,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 04:43:22,970 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 04:43:22,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 04:43:22,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 04:43:22,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 04:43:22,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 04:43:22,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:43:22,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 04:43:22,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 04:43:22,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 04:43:22,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 04:43:22,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 04:43:22,972 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 04:43:22,972 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 04:43:22,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 04:43:22,972 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 04:43:22,972 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 371146a21f508450d2917c35c74c2cfe0e1080bf9001699397599cb4eb3a0e88 [2021-12-16 04:43:23,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 04:43:23,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 04:43:23,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 04:43:23,203 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 04:43:23,204 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 04:43:23,205 INFO L432 ainManager$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 [2021-12-16 04:43:23,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad1ad1aa5/24128aca29e04f92989aee1beedbcebd/FLAG0b2e92fa5 [2021-12-16 04:43:23,980 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 04:43:23,980 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 [2021-12-16 04:43:24,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad1ad1aa5/24128aca29e04f92989aee1beedbcebd/FLAG0b2e92fa5 [2021-12-16 04:43:24,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad1ad1aa5/24128aca29e04f92989aee1beedbcebd [2021-12-16 04:43:24,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 04:43:24,545 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 04:43:24,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 04:43:24,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 04:43:24,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 04:43:24,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:43:24" (1/1) ... [2021-12-16 04:43:24,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a0cbb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:24, skipping insertion in model container [2021-12-16 04:43:24,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:43:24" (1/1) ... [2021-12-16 04:43:24,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 04:43:24,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 04:43:27,784 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] [2021-12-16 04:43:27,786 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] [2021-12-16 04:43:27,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:43:27,863 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 04:43:28,227 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] [2021-12-16 04:43:28,228 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] [2021-12-16 04:43:28,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:43:28,397 INFO L208 MainTranslator]: Completed translation [2021-12-16 04:43:28,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:28 WrapperNode [2021-12-16 04:43:28,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 04:43:28,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 04:43:28,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 04:43:28,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 04:43:28,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:28" (1/1) ... [2021-12-16 04:43:28,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:28" (1/1) ... [2021-12-16 04:43:28,821 INFO L137 Inliner]: procedures = 551, calls = 3616, calls flagged for inlining = 270, calls inlined = 246, statements flattened = 8919 [2021-12-16 04:43:28,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 04:43:28,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 04:43:28,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 04:43:28,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 04:43:28,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:28" (1/1) ... [2021-12-16 04:43:28,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:28" (1/1) ... [2021-12-16 04:43:28,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:28" (1/1) ... [2021-12-16 04:43:28,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:28" (1/1) ... [2021-12-16 04:43:29,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:28" (1/1) ... [2021-12-16 04:43:29,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:28" (1/1) ... [2021-12-16 04:43:29,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:28" (1/1) ... [2021-12-16 04:43:29,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 04:43:29,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 04:43:29,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 04:43:29,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 04:43:29,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:28" (1/1) ... [2021-12-16 04:43:29,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:43:29,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 04:43:29,217 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) [2021-12-16 04:43:29,241 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 [2021-12-16 04:43:29,253 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2021-12-16 04:43:29,254 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2021-12-16 04:43:29,254 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2021-12-16 04:43:29,254 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2021-12-16 04:43:29,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-16 04:43:29,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-16 04:43:29,254 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2021-12-16 04:43:29,255 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2021-12-16 04:43:29,255 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2021-12-16 04:43:29,255 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2021-12-16 04:43:29,255 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-16 04:43:29,255 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-16 04:43:29,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 04:43:29,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 04:43:29,256 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2021-12-16 04:43:29,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2021-12-16 04:43:29,256 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2021-12-16 04:43:29,256 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2021-12-16 04:43:29,256 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-12-16 04:43:29,256 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-12-16 04:43:29,257 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2021-12-16 04:43:29,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2021-12-16 04:43:29,257 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2021-12-16 04:43:29,257 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2021-12-16 04:43:29,257 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2021-12-16 04:43:29,257 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2021-12-16 04:43:29,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2021-12-16 04:43:29,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2021-12-16 04:43:29,258 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2021-12-16 04:43:29,258 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2021-12-16 04:43:29,258 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2021-12-16 04:43:29,258 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2021-12-16 04:43:29,258 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2021-12-16 04:43:29,259 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2021-12-16 04:43:29,259 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2021-12-16 04:43:29,259 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2021-12-16 04:43:29,259 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2021-12-16 04:43:29,260 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2021-12-16 04:43:29,260 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2021-12-16 04:43:29,260 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2021-12-16 04:43:29,260 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2021-12-16 04:43:29,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2021-12-16 04:43:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-16 04:43:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2021-12-16 04:43:29,261 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2021-12-16 04:43:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2021-12-16 04:43:29,261 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2021-12-16 04:43:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-16 04:43:29,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-16 04:43:29,262 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-16 04:43:29,262 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-16 04:43:29,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 04:43:29,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 04:43:29,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 04:43:29,263 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2021-12-16 04:43:29,264 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2021-12-16 04:43:29,264 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-16 04:43:29,264 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-16 04:43:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_63 [2021-12-16 04:43:29,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_63 [2021-12-16 04:43:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2021-12-16 04:43:29,265 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2021-12-16 04:43:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-16 04:43:29,266 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-16 04:43:29,266 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-16 04:43:29,266 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-16 04:43:29,266 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-12-16 04:43:29,266 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-12-16 04:43:29,266 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2021-12-16 04:43:29,267 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2021-12-16 04:43:29,267 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2021-12-16 04:43:29,267 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2021-12-16 04:43:29,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2021-12-16 04:43:29,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2021-12-16 04:43:29,268 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2021-12-16 04:43:29,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2021-12-16 04:43:29,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_57 [2021-12-16 04:43:29,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_57 [2021-12-16 04:43:29,268 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-16 04:43:29,269 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-16 04:43:29,269 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2021-12-16 04:43:29,269 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2021-12-16 04:43:29,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 04:43:29,269 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-16 04:43:29,269 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-16 04:43:29,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2021-12-16 04:43:29,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2021-12-16 04:43:29,270 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2021-12-16 04:43:29,270 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2021-12-16 04:43:29,271 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2021-12-16 04:43:29,271 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2021-12-16 04:43:29,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 04:43:29,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-16 04:43:29,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-16 04:43:29,272 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2021-12-16 04:43:29,272 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2021-12-16 04:43:29,272 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2021-12-16 04:43:29,272 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2021-12-16 04:43:29,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 04:43:29,273 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-12-16 04:43:29,273 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-12-16 04:43:29,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-16 04:43:29,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-16 04:43:29,273 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2021-12-16 04:43:29,273 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2021-12-16 04:43:29,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-16 04:43:29,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-16 04:43:29,274 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2021-12-16 04:43:29,274 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2021-12-16 04:43:29,274 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2021-12-16 04:43:29,275 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2021-12-16 04:43:29,275 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2021-12-16 04:43:29,275 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2021-12-16 04:43:29,275 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-16 04:43:29,275 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-16 04:43:29,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-16 04:43:29,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-16 04:43:29,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-16 04:43:29,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-16 04:43:29,279 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2021-12-16 04:43:29,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2021-12-16 04:43:29,280 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-16 04:43:29,281 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-16 04:43:29,281 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2021-12-16 04:43:29,281 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2021-12-16 04:43:29,281 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2021-12-16 04:43:29,284 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2021-12-16 04:43:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 04:43:29,285 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-12-16 04:43:29,285 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-12-16 04:43:29,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-16 04:43:29,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-16 04:43:29,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-16 04:43:29,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-16 04:43:29,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-16 04:43:29,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-16 04:43:29,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-16 04:43:29,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-16 04:43:29,286 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-12-16 04:43:29,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-16 04:43:29,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-16 04:43:29,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 04:43:29,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-16 04:43:29,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-16 04:43:29,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 04:43:29,287 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-16 04:43:29,287 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2021-12-16 04:43:29,287 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2021-12-16 04:43:29,287 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-16 04:43:29,288 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-16 04:43:29,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-16 04:43:29,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-16 04:43:29,288 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2021-12-16 04:43:29,288 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2021-12-16 04:43:29,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-16 04:43:29,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-16 04:43:29,289 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2021-12-16 04:43:29,289 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2021-12-16 04:43:29,289 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2021-12-16 04:43:29,289 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2021-12-16 04:43:29,289 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-16 04:43:29,289 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-16 04:43:29,289 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-16 04:43:29,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-16 04:43:29,290 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2021-12-16 04:43:29,290 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2021-12-16 04:43:29,290 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-16 04:43:29,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-16 04:43:29,290 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2021-12-16 04:43:29,290 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2021-12-16 04:43:29,291 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2021-12-16 04:43:29,291 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2021-12-16 04:43:29,291 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2021-12-16 04:43:29,291 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2021-12-16 04:43:29,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 04:43:29,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 04:43:29,291 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2021-12-16 04:43:29,292 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2021-12-16 04:43:29,292 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-16 04:43:29,292 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-16 04:43:29,292 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2021-12-16 04:43:29,292 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2021-12-16 04:43:29,293 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-16 04:43:29,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-16 04:43:29,293 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2021-12-16 04:43:29,293 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2021-12-16 04:43:29,293 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-12-16 04:43:29,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-12-16 04:43:29,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 04:43:29,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 04:43:29,294 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2021-12-16 04:43:29,294 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2021-12-16 04:43:29,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 04:43:29,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 04:43:29,294 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2021-12-16 04:43:29,294 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2021-12-16 04:43:29,295 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-12-16 04:43:29,295 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-12-16 04:43:29,295 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-16 04:43:29,295 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-16 04:43:29,295 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2021-12-16 04:43:29,295 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2021-12-16 04:43:29,296 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2021-12-16 04:43:29,296 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2021-12-16 04:43:29,296 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-16 04:43:29,296 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-16 04:43:29,296 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-16 04:43:29,296 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-16 04:43:29,296 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2021-12-16 04:43:29,297 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2021-12-16 04:43:29,297 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2021-12-16 04:43:29,297 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2021-12-16 04:43:29,297 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-16 04:43:29,297 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-16 04:43:29,297 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2021-12-16 04:43:29,297 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2021-12-16 04:43:29,298 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-16 04:43:29,298 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-16 04:43:29,298 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2021-12-16 04:43:29,298 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2021-12-16 04:43:29,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 04:43:29,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 04:43:29,298 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2021-12-16 04:43:29,299 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2021-12-16 04:43:29,299 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2021-12-16 04:43:29,299 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2021-12-16 04:43:29,299 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2021-12-16 04:43:29,299 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2021-12-16 04:43:29,299 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2021-12-16 04:43:29,299 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2021-12-16 04:43:29,300 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-16 04:43:29,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-16 04:43:29,300 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2021-12-16 04:43:29,300 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2021-12-16 04:43:29,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 04:43:29,300 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-16 04:43:29,300 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-16 04:43:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2021-12-16 04:43:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2021-12-16 04:43:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-12-16 04:43:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-12-16 04:43:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2021-12-16 04:43:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2021-12-16 04:43:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 04:43:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-16 04:43:29,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-16 04:43:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-12-16 04:43:29,305 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-12-16 04:43:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-16 04:43:29,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-16 04:43:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 04:43:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-16 04:43:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-16 04:43:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-16 04:43:29,307 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-16 04:43:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2021-12-16 04:43:29,308 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2021-12-16 04:43:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-16 04:43:29,308 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-16 04:43:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-16 04:43:29,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-16 04:43:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2021-12-16 04:43:29,309 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2021-12-16 04:43:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2021-12-16 04:43:29,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2021-12-16 04:43:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-16 04:43:29,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-16 04:43:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-16 04:43:29,309 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-16 04:43:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2021-12-16 04:43:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2021-12-16 04:43:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_86 [2021-12-16 04:43:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_86 [2021-12-16 04:43:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_64 [2021-12-16 04:43:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_64 [2021-12-16 04:43:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2021-12-16 04:43:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2021-12-16 04:43:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2021-12-16 04:43:29,311 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2021-12-16 04:43:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_58 [2021-12-16 04:43:29,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_58 [2021-12-16 04:43:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 04:43:29,311 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 04:43:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2021-12-16 04:43:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2021-12-16 04:43:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2021-12-16 04:43:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2021-12-16 04:43:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2021-12-16 04:43:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2021-12-16 04:43:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-16 04:43:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-16 04:43:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-12-16 04:43:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-12-16 04:43:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 04:43:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2021-12-16 04:43:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2021-12-16 04:43:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2021-12-16 04:43:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2021-12-16 04:43:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 04:43:29,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 04:43:29,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_87 [2021-12-16 04:43:29,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_87 [2021-12-16 04:43:29,314 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2021-12-16 04:43:29,314 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2021-12-16 04:43:29,314 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2021-12-16 04:43:29,314 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2021-12-16 04:43:29,314 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2021-12-16 04:43:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2021-12-16 04:43:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2021-12-16 04:43:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2021-12-16 04:43:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-16 04:43:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-16 04:43:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2021-12-16 04:43:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2021-12-16 04:43:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-16 04:43:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-16 04:43:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2021-12-16 04:43:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2021-12-16 04:43:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-16 04:43:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-16 04:43:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-16 04:43:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-16 04:43:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-16 04:43:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-16 04:43:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-16 04:43:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-16 04:43:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2021-12-16 04:43:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2021-12-16 04:43:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-16 04:43:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-16 04:43:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2021-12-16 04:43:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2021-12-16 04:43:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-16 04:43:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-16 04:43:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-16 04:43:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-16 04:43:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-16 04:43:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-16 04:43:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 04:43:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2021-12-16 04:43:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2021-12-16 04:43:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2021-12-16 04:43:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2021-12-16 04:43:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2021-12-16 04:43:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2021-12-16 04:43:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-16 04:43:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-16 04:43:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-16 04:43:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-12-16 04:43:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-12-16 04:43:30,371 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 04:43:30,374 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 04:43:30,542 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 04:43:30,944 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#descriptor~12#1.base, ~#descriptor~12#1.offset);havoc ~#descriptor~12#1.base, ~#descriptor~12#1.offset; [2021-12-16 04:43:38,903 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-16 04:43:39,052 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 04:43:39,085 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 04:43:39,086 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-12-16 04:43:39,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:43:39 BoogieIcfgContainer [2021-12-16 04:43:39,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 04:43:39,092 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 04:43:39,092 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 04:43:39,097 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 04:43:39,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 04:43:24" (1/3) ... [2021-12-16 04:43:39,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5706a691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:43:39, skipping insertion in model container [2021-12-16 04:43:39,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:43:28" (2/3) ... [2021-12-16 04:43:39,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5706a691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:43:39, skipping insertion in model container [2021-12-16 04:43:39,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:43:39" (3/3) ... [2021-12-16 04:43:39,100 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.i [2021-12-16 04:43:39,105 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 04:43:39,105 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 04:43:39,159 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 04:43:39,165 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 [2021-12-16 04:43:39,165 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 04:43:39,231 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) [2021-12-16 04:43:39,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2021-12-16 04:43:39,288 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:43:39,289 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] [2021-12-16 04:43:39,290 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:43:39,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:43:39,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1642902705, now seen corresponding path program 1 times [2021-12-16 04:43:39,305 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:43:39,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170058292] [2021-12-16 04:43:39,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:43:39,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:43:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:43:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:43:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:43:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:43:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:43:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:43:40,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:43:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:43:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:43:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:43:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:43:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:43:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:43:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:43:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:43:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:43:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:43:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:43:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:43:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:43:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:43:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 04:43:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-16 04:43:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-16 04:43:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-16 04:43:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-16 04:43:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-16 04:43:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-16 04:43:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-16 04:43:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-16 04:43:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-16 04:43:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-16 04:43:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-16 04:43:40,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-16 04:43:40,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-16 04:43:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-16 04:43:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-16 04:43:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-16 04:43:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-16 04:43:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-16 04:43:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-16 04:43:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:40,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-16 04:43:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-16 04:43:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-16 04:43:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:41,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-16 04:43:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-12-16 04:43:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:43:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:43:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-16 04:43:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-12-16 04:43:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-16 04:43:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-16 04:43:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2021-12-16 04:43:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-16 04:43:41,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-12-16 04:43:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:43:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-12-16 04:43:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:41,186 INFO L134 CoverageAnalysis]: Checked inductivity of 8659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8659 trivial. 0 not checked. [2021-12-16 04:43:41,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:43:41,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170058292] [2021-12-16 04:43:41,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170058292] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:43:41,188 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:43:41,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-16 04:43:41,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307406268] [2021-12-16 04:43:41,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:43:41,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-16 04:43:41,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:43:41,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-16 04:43:41,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:43:41,224 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) [2021-12-16 04:43:45,226 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 [] [2021-12-16 04:43:47,258 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 [] [2021-12-16 04:43:55,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:43:55,322 INFO L93 Difference]: Finished difference Result 6442 states and 9431 transitions. [2021-12-16 04:43:55,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-16 04:43:55,325 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 [2021-12-16 04:43:55,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:43:55,383 INFO L225 Difference]: With dead ends: 6442 [2021-12-16 04:43:55,383 INFO L226 Difference]: Without dead ends: 3292 [2021-12-16 04:43:55,413 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 [2021-12-16 04:43:55,425 INFO L933 BasicCegarLoop]: 4196 mSDtfsCounter, 1487 mSDsluCounter, 4721 mSDsCounter, 0 mSdLazyCounter, 4026 mSolverCounterSat, 2163 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 8917 SdHoareTripleChecker+Invalid, 6191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2163 IncrementalHoareTripleChecker+Valid, 4026 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2021-12-16 04:43:55,426 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 8917 Invalid, 6191 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2163 Valid, 4026 Invalid, 2 Unknown, 0 Unchecked, 13.6s Time] [2021-12-16 04:43:55,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3292 states. [2021-12-16 04:43:55,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3292 to 3140. [2021-12-16 04:43:55,673 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) [2021-12-16 04:43:55,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 3140 states and 4436 transitions. [2021-12-16 04:43:55,705 INFO L78 Accepts]: Start accepts. Automaton has 3140 states and 4436 transitions. Word has length 595 [2021-12-16 04:43:55,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:43:55,709 INFO L470 AbstractCegarLoop]: Abstraction has 3140 states and 4436 transitions. [2021-12-16 04:43:55,709 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) [2021-12-16 04:43:55,710 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 4436 transitions. [2021-12-16 04:43:55,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2021-12-16 04:43:55,734 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:43:55,735 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] [2021-12-16 04:43:55,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 04:43:55,735 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:43:55,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:43:55,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1368143091, now seen corresponding path program 1 times [2021-12-16 04:43:55,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:43:55,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251537864] [2021-12-16 04:43:55,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:43:55,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:43:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:43:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:43:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:43:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:43:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:43:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:43:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:43:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:43:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:43:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:43:56,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:43:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:43:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:43:56,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:43:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:43:56,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:43:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:43:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:43:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:43:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:43:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:43:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 04:43:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-16 04:43:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-16 04:43:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-16 04:43:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-16 04:43:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-16 04:43:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-16 04:43:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-16 04:43:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-16 04:43:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-16 04:43:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-16 04:43:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-16 04:43:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-16 04:43:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-16 04:43:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-16 04:43:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-16 04:43:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-16 04:43:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-16 04:43:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-16 04:43:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-16 04:43:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-16 04:43:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-16 04:43:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-16 04:43:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-16 04:43:56,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-12-16 04:43:56,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:56,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:43:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:43:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-16 04:43:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-12-16 04:43:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-16 04:43:57,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-16 04:43:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2021-12-16 04:43:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-16 04:43:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-12-16 04:43:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:43:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:43:57,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-12-16 04:43:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:43:57,108 INFO L134 CoverageAnalysis]: Checked inductivity of 8659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8659 trivial. 0 not checked. [2021-12-16 04:43:57,109 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:43:57,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251537864] [2021-12-16 04:43:57,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251537864] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:43:57,109 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:43:57,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 04:43:57,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483301174] [2021-12-16 04:43:57,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:43:57,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 04:43:57,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:43:57,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 04:43:57,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-16 04:43:57,114 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) [2021-12-16 04:43:59,935 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 [] [2021-12-16 04:44:01,965 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:44:04,006 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:44:11,538 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:44:13,565 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:44:15,599 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 []