./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c3c9cd85dafb9d9b0916e103277bb89ec6f99d2bbc1d5523919dc9ef8faa3716 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:09:04,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:09:04,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:09:04,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:09:04,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:09:04,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:09:04,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:09:04,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:09:04,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:09:04,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:09:04,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:09:04,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:09:04,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:09:04,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:09:04,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:09:04,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:09:04,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:09:04,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:09:04,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:09:04,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:09:04,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:09:04,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:09:04,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:09:04,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:09:04,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:09:04,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:09:04,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:09:04,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:09:04,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:09:04,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:09:04,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:09:04,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:09:04,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:09:04,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:09:04,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:09:04,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:09:04,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:09:04,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:09:04,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:09:04,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:09:04,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:09:04,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:09:04,801 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:09:04,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:09:04,804 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:09:04,804 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:09:04,805 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:09:04,805 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:09:04,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:09:04,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:09:04,806 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:09:04,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:09:04,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:09:04,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:09:04,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:09:04,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:09:04,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:09:04,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:09:04,808 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:09:04,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:09:04,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:09:04,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:09:04,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:09:04,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:09:04,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:09:04,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:09:04,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:09:04,809 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:09:04,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:09:04,811 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:09:04,811 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:09:04,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:09:04,811 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:09:04,811 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3c9cd85dafb9d9b0916e103277bb89ec6f99d2bbc1d5523919dc9ef8faa3716 [2021-12-22 15:09:05,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:09:05,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:09:05,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:09:05,123 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:09:05,124 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:09:05,125 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-22 15:09:05,179 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2b5c5ad7/8e9e7994b86c49c287fca2559416ead0/FLAG67b95592a [2021-12-22 15:09:06,136 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:09:06,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-22 15:09:06,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2b5c5ad7/8e9e7994b86c49c287fca2559416ead0/FLAG67b95592a [2021-12-22 15:09:06,604 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2b5c5ad7/8e9e7994b86c49c287fca2559416ead0 [2021-12-22 15:09:06,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:09:06,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:09:06,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:09:06,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:09:06,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:09:06,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:09:06" (1/1) ... [2021-12-22 15:09:06,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46f3906d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:06, skipping insertion in model container [2021-12-22 15:09:06,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:09:06" (1/1) ... [2021-12-22 15:09:06,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:09:06,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:09:10,735 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[385213,385226] [2021-12-22 15:09:10,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:09:10,903 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:09:11,685 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[385213,385226] [2021-12-22 15:09:11,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:09:11,990 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:09:11,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:11 WrapperNode [2021-12-22 15:09:11,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:09:11,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:09:11,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:09:11,996 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:09:12,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:11" (1/1) ... [2021-12-22 15:09:12,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:11" (1/1) ... [2021-12-22 15:09:12,500 INFO L137 Inliner]: procedures = 589, calls = 4483, calls flagged for inlining = 239, calls inlined = 236, statements flattened = 10651 [2021-12-22 15:09:12,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:09:12,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:09:12,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:09:12,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:09:12,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:11" (1/1) ... [2021-12-22 15:09:12,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:11" (1/1) ... [2021-12-22 15:09:12,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:11" (1/1) ... [2021-12-22 15:09:12,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:11" (1/1) ... [2021-12-22 15:09:12,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:11" (1/1) ... [2021-12-22 15:09:12,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:11" (1/1) ... [2021-12-22 15:09:13,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:11" (1/1) ... [2021-12-22 15:09:13,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:09:13,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:09:13,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:09:13,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:09:13,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:11" (1/1) ... [2021-12-22 15:09:13,136 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:09:13,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:09:13,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 15:09:13,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 15:09:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2021-12-22 15:09:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2021-12-22 15:09:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-22 15:09:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-22 15:09:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2021-12-22 15:09:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2021-12-22 15:09:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2021-12-22 15:09:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2021-12-22 15:09:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2021-12-22 15:09:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2021-12-22 15:09:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2021-12-22 15:09:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2021-12-22 15:09:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure noflush_work [2021-12-22 15:09:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure noflush_work [2021-12-22 15:09:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_lock [2021-12-22 15:09:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_lock [2021-12-22 15:09:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2021-12-22 15:09:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2021-12-22 15:09:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2021-12-22 15:09:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2021-12-22 15:09:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:09:13,247 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:09:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure thin_preresume [2021-12-22 15:09:13,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_preresume [2021-12-22 15:09:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-12-22 15:09:13,247 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-12-22 15:09:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-22 15:09:13,247 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-22 15:09:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-22 15:09:13,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-22 15:09:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_update [2021-12-22 15:09:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_update [2021-12-22 15:09:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove [2021-12-22 15:09:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove [2021-12-22 15:09:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size_in_blocks [2021-12-22 15:09:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size_in_blocks [2021-12-22 15:09:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure pool_features_init [2021-12-22 15:09:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_features_init [2021-12-22 15:09:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:09:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:09:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-22 15:09:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-22 15:09:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_external_copy [2021-12-22 15:09:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_external_copy [2021-12-22 15:09:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-12-22 15:09:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-12-22 15:09:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure __close_device [2021-12-22 15:09:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __close_device [2021-12-22 15:09:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure remap [2021-12-22 15:09:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure remap [2021-12-22 15:09:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-22 15:09:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-22 15:09:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-12-22 15:09:13,251 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-12-22 15:09:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure thin_get [2021-12-22 15:09:13,251 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_get [2021-12-22 15:09:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2021-12-22 15:09:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2021-12-22 15:09:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2021-12-22 15:09:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2021-12-22 15:09:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2021-12-22 15:09:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2021-12-22 15:09:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:09:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:09:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_callbacks [2021-12-22 15:09:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_callbacks [2021-12-22 15:09:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_data_block [2021-12-22 15:09:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_data_block [2021-12-22 15:09:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_destroy [2021-12-22 15:09:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_destroy [2021-12-22 15:09:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2021-12-22 15:09:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2021-12-22 15:09:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_dev_size [2021-12-22 15:09:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_dev_size [2021-12-22 15:09:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2021-12-22 15:09:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2021-12-22 15:09:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure cell_visit_release [2021-12-22 15:09:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_visit_release [2021-12-22 15:09:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:09:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:09:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2021-12-22 15:09:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2021-12-22 15:09:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure free_discard_mapping [2021-12-22 15:09:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure free_discard_mapping [2021-12-22 15:09:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2021-12-22 15:09:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2021-12-22 15:09:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2021-12-22 15:09:13,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2021-12-22 15:09:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure thin_put [2021-12-22 15:09:13,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_put [2021-12-22 15:09:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_needs_check [2021-12-22 15:09:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_needs_check [2021-12-22 15:09:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_block [2021-12-22 15:09:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_block [2021-12-22 15:09:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure copy_sm_roots [2021-12-22 15:09:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_sm_roots [2021-12-22 15:09:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2021-12-22 15:09:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2021-12-22 15:09:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_non_blocking_clone [2021-12-22 15:09:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_non_blocking_clone [2021-12-22 15:09:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio [2021-12-22 15:09:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio [2021-12-22 15:09:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-22 15:09:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-22 15:09:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_unlock [2021-12-22 15:09:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_unlock [2021-12-22 15:09:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:09:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:09:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume_active_thins [2021-12-22 15:09:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume_active_thins [2021-12-22 15:09:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2021-12-22 15:09:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2021-12-22 15:09:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:09:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:09:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2021-12-22 15:09:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2021-12-22 15:09:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure thin_merge [2021-12-22 15:09:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_merge [2021-12-22 15:09:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:09:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_del [2021-12-22 15:09:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_del [2021-12-22 15:09:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_only [2021-12-22 15:09:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_only [2021-12-22 15:09:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-22 15:09:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-22 15:09:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 15:09:13,267 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 15:09:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure thin_io_hints [2021-12-22 15:09:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_io_hints [2021-12-22 15:09:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure pool_preresume [2021-12-22 15:09:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_preresume [2021-12-22 15:09:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure thin_status [2021-12-22 15:09:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_status [2021-12-22 15:09:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure warn_if_metadata_device_too_big [2021-12-22 15:09:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_if_metadata_device_too_big [2021-12-22 15:09:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure ll_zero [2021-12-22 15:09:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_zero [2021-12-22 15:09:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_range [2021-12-22 15:09:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_range [2021-12-22 15:09:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2021-12-22 15:09:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2021-12-22 15:09:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:09:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure complete_mapping_preparation [2021-12-22 15:09:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_mapping_preparation [2021-12-22 15:09:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure inc_all_io_entry [2021-12-22 15:09:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_all_io_entry [2021-12-22 15:09:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 15:09:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 15:09:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:09:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure retry_bios_on_resume [2021-12-22 15:09:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_bios_on_resume [2021-12-22 15:09:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2021-12-22 15:09:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2021-12-22 15:09:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2021-12-22 15:09:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2021-12-22 15:09:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2021-12-22 15:09:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2021-12-22 15:09:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure should_error_unserviceable_bio [2021-12-22 15:09:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure should_error_unserviceable_bio [2021-12-22 15:09:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_mapping [2021-12-22 15:09:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_mapping [2021-12-22 15:09:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2021-12-22 15:09:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2021-12-22 15:09:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:09:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure thin_presuspend [2021-12-22 15:09:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_presuspend [2021-12-22 15:09:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2021-12-22 15:09:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2021-12-22 15:09:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2021-12-22 15:09:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2021-12-22 15:09:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure thin_endio [2021-12-22 15:09:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_endio [2021-12-22 15:09:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup [2021-12-22 15:09:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup [2021-12-22 15:09:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:09:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:09:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure pool_io_hints [2021-12-22 15:09:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_io_hints [2021-12-22 15:09:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure is_factor [2021-12-22 15:09:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure is_factor [2021-12-22 15:09:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-22 15:09:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-22 15:09:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-22 15:09:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-22 15:09:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared [2021-12-22 15:09:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared [2021-12-22 15:09:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2021-12-22 15:09:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2021-12-22 15:09:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_data_dev_size [2021-12-22 15:09:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_data_dev_size [2021-12-22 15:09:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 15:09:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 15:09:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2021-12-22 15:09:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2021-12-22 15:09:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-22 15:09:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-22 15:09:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-22 15:09:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-22 15:09:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:09:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:09:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure break_sharing [2021-12-22 15:09:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure break_sharing [2021-12-22 15:09:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:09:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_close [2021-12-22 15:09:13,282 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_close [2021-12-22 15:09:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-22 15:09:13,282 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-22 15:09:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-22 15:09:13,282 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-22 15:09:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-22 15:09:13,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-22 15:09:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_thin [2021-12-22 15:09:13,283 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_thin [2021-12-22 15:09:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:09:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2021-12-22 15:09:13,283 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2021-12-22 15:09:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2021-12-22 15:09:13,283 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2021-12-22 15:09:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure do_no_space_timeout [2021-12-22 15:09:13,283 INFO L138 BoogieDeclarations]: Found implementation of procedure do_no_space_timeout [2021-12-22 15:09:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_from_per_bio_data [2021-12-22 15:09:13,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_from_per_bio_data [2021-12-22 15:09:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-22 15:09:13,284 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-22 15:09:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure pool_iterate_devices [2021-12-22 15:09:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_iterate_devices [2021-12-22 15:09:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-22 15:09:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-22 15:09:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2021-12-22 15:09:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2021-12-22 15:09:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:09:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 15:09:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure save_sm_roots [2021-12-22 15:09:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure save_sm_roots [2021-12-22 15:09:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure __complete_mapping_preparation [2021-12-22 15:09:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __complete_mapping_preparation [2021-12-22 15:09:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:09:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:09:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure error_retry_list [2021-12-22 15:09:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure error_retry_list [2021-12-22 15:09:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_passdown [2021-12-22 15:09:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_passdown [2021-12-22 15:09:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-12-22 15:09:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-12-22 15:09:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:09:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:09:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_empty [2021-12-22 15:09:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_empty [2021-12-22 15:09:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-22 15:09:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-22 15:09:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure to_noflush [2021-12-22 15:09:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure to_noflush [2021-12-22 15:09:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure block_to_sectors [2021-12-22 15:09:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure block_to_sectors [2021-12-22 15:09:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-22 15:09:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-22 15:09:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure pool_status [2021-12-22 15:09:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_status [2021-12-22 15:09:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_block_time [2021-12-22 15:09:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_block_time [2021-12-22 15:09:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure error_thin_bio_list [2021-12-22 15:09:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure error_thin_bio_list [2021-12-22 15:09:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2021-12-22 15:09:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2021-12-22 15:09:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-22 15:09:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-22 15:09:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 15:09:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 15:09:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_passdown [2021-12-22 15:09:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_passdown [2021-12-22 15:09:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_cell [2021-12-22 15:09:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_cell [2021-12-22 15:09:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-22 15:09:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-22 15:09:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2021-12-22 15:09:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2021-12-22 15:09:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-22 15:09:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-22 15:09:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure __resize_space_map [2021-12-22 15:09:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __resize_space_map [2021-12-22 15:09:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend [2021-12-22 15:09:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend [2021-12-22 15:09:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure inc_remap_and_issue_cell [2021-12-22 15:09:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_remap_and_issue_cell [2021-12-22 15:09:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure pool_message [2021-12-22 15:09:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_message [2021-12-22 15:09:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:09:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:09:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure break_up_discard_bio [2021-12-22 15:09:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure break_up_discard_bio [2021-12-22 15:09:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_no_passdown [2021-12-22 15:09:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_no_passdown [2021-12-22 15:09:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_inc_block [2021-12-22 15:09:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_inc_block [2021-12-22 15:09:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_block_is_used [2021-12-22 15:09:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_block_is_used [2021-12-22 15:09:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:09:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:09:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2021-12-22 15:09:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2021-12-22 15:09:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2021-12-22 15:09:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2021-12-22 15:09:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2021-12-22 15:09:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2021-12-22 15:09:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2021-12-22 15:09:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2021-12-22 15:09:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping [2021-12-22 15:09:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping [2021-12-22 15:09:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:09:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:09:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:09:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:09:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2021-12-22 15:09:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2021-12-22 15:09:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2021-12-22 15:09:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2021-12-22 15:09:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_bios [2021-12-22 15:09:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_bios [2021-12-22 15:09:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-22 15:09:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-22 15:09:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2021-12-22 15:09:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2021-12-22 15:09:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2021-12-22 15:09:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2021-12-22 15:09:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_issue_prefetches [2021-12-22 15:09:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_issue_prefetches [2021-12-22 15:09:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure thin_postsuspend [2021-12-22 15:09:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_postsuspend [2021-12-22 15:09:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure __process_bio_read_only [2021-12-22 15:09:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __process_bio_read_only [2021-12-22 15:09:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2021-12-22 15:09:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2021-12-22 15:09:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure thin_map [2021-12-22 15:09:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_map [2021-12-22 15:09:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend_undo [2021-12-22 15:09:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend_undo [2021-12-22 15:09:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-22 15:09:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-22 15:09:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 15:09:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 15:09:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-22 15:09:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-22 15:09:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_no_passdown [2021-12-22 15:09:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_no_passdown [2021-12-22 15:09:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2021-12-22 15:09:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2021-12-22 15:09:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure pool_postsuspend [2021-12-22 15:09:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_postsuspend [2021-12-22 15:09:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:09:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:09:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:09:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:09:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-12-22 15:09:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-12-22 15:09:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_metadata_dev [2021-12-22 15:09:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_metadata_dev [2021-12-22 15:09:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure __open_device [2021-12-22 15:09:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_device [2021-12-22 15:09:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2021-12-22 15:09:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2021-12-22 15:09:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-22 15:09:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-22 15:09:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_29 [2021-12-22 15:09:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_29 [2021-12-22 15:09:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2021-12-22 15:09:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2021-12-22 15:09:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2021-12-22 15:09:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2021-12-22 15:09:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2021-12-22 15:09:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2021-12-22 15:09:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:09:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:09:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:09:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_dec [2021-12-22 15:09:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_dec [2021-12-22 15:09:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-22 15:09:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-22 15:09:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure build_virtual_key [2021-12-22 15:09:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure build_virtual_key [2021-12-22 15:09:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:09:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_inc [2021-12-22 15:09:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_inc [2021-12-22 15:09:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2021-12-22 15:09:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2021-12-22 15:09:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-22 15:09:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-22 15:09:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-12-22 15:09:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-12-22 15:09:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-22 15:09:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-22 15:09:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_close_thin_device [2021-12-22 15:09:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_close_thin_device [2021-12-22 15:09:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure set_pool_mode [2021-12-22 15:09:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pool_mode [2021-12-22 15:09:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2021-12-22 15:09:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2021-12-22 15:09:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_data_dev [2021-12-22 15:09:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_data_dev [2021-12-22 15:09:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2021-12-22 15:09:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2021-12-22 15:09:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_id [2021-12-22 15:09:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_id [2021-12-22 15:09:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:09:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_33 [2021-12-22 15:09:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_33 [2021-12-22 15:09:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-12-22 15:09:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-12-22 15:09:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_and_issue [2021-12-22 15:09:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_and_issue [2021-12-22 15:09:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_commit [2021-12-22 15:09:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_commit [2021-12-22 15:09:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-22 15:09:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-22 15:09:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure __merge_bio_list [2021-12-22 15:09:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __merge_bio_list [2021-12-22 15:09:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-22 15:09:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-22 15:09:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_dec_block [2021-12-22 15:09:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_dec_block [2021-12-22 15:09:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure pool_dtr [2021-12-22 15:09:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_dtr [2021-12-22 15:09:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure get_first_thin [2021-12-22 15:09:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first_thin [2021-12-22 15:09:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-22 15:09:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-22 15:09:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2021-12-22 15:09:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2021-12-22 15:09:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_commit_metadata [2021-12-22 15:09:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_commit_metadata [2021-12-22 15:09:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2021-12-22 15:09:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2021-12-22 15:09:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-22 15:09:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-22 15:09:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure get_pool_mode [2021-12-22 15:09:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pool_mode [2021-12-22 15:09:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure notify_of_pool_mode_change [2021-12-22 15:09:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_of_pool_mode_change [2021-12-22 15:09:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2021-12-22 15:09:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2021-12-22 15:09:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-22 15:09:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-22 15:09:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_overwrite [2021-12-22 15:09:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_overwrite [2021-12-22 15:09:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert [2021-12-22 15:09:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert [2021-12-22 15:09:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2021-12-22 15:09:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2021-12-22 15:09:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_unlock [2021-12-22 15:09:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_unlock [2021-12-22 15:09:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure io_overwrites_block [2021-12-22 15:09:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overwrites_block [2021-12-22 15:09:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure build_data_key [2021-12-22 15:09:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure build_data_key [2021-12-22 15:09:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2021-12-22 15:09:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2021-12-22 15:09:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2021-12-22 15:09:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2021-12-22 15:09:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2021-12-22 15:09:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2021-12-22 15:09:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2021-12-22 15:09:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2021-12-22 15:09:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure thin_iterate_devices [2021-12-22 15:09:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_iterate_devices [2021-12-22 15:09:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2021-12-22 15:09:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2021-12-22 15:09:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure provision_block [2021-12-22 15:09:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure provision_block [2021-12-22 15:09:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 15:09:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 15:09:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2021-12-22 15:09:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2021-12-22 15:09:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2021-12-22 15:09:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2021-12-22 15:09:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2021-12-22 15:09:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2021-12-22 15:09:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2021-12-22 15:09:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2021-12-22 15:09:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:09:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:09:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2021-12-22 15:09:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2021-12-22 15:09:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-22 15:09:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-22 15:09:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:09:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_shared_cell [2021-12-22 15:09:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_shared_cell [2021-12-22 15:09:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_zero [2021-12-22 15:09:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_zero [2021-12-22 15:09:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_btree_details [2021-12-22 15:09:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_btree_details [2021-12-22 15:09:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:09:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:09:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_block_count [2021-12-22 15:09:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_block_count [2021-12-22 15:09:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure pool_map [2021-12-22 15:09:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_map [2021-12-22 15:09:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2021-12-22 15:09:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2021-12-22 15:09:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_lookup [2021-12-22 15:09:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_lookup [2021-12-22 15:09:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 15:09:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 15:09:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure error_bio_list [2021-12-22 15:09:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bio_list [2021-12-22 15:09:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_complete [2021-12-22 15:09:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_complete [2021-12-22 15:09:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer_no_holder [2021-12-22 15:09:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer_no_holder [2021-12-22 15:09:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2021-12-22 15:09:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2021-12-22 15:09:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure retry_on_resume [2021-12-22 15:09:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_on_resume [2021-12-22 15:09:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-22 15:09:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-22 15:09:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure pool_merge [2021-12-22 15:09:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_merge [2021-12-22 15:09:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error [2021-12-22 15:09:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error [2021-12-22 15:09:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-22 15:09:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-22 15:09:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2021-12-22 15:09:13,422 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2021-12-22 15:09:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_abort_metadata [2021-12-22 15:09:13,422 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_abort_metadata [2021-12-22 15:09:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2021-12-22 15:09:13,422 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2021-12-22 15:09:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_inc [2021-12-22 15:09:13,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_inc [2021-12-22 15:09:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2021-12-22 15:09:13,422 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2021-12-22 15:09:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure check_arg_count [2021-12-22 15:09:13,423 INFO L138 BoogieDeclarations]: Found implementation of procedure check_arg_count [2021-12-22 15:09:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2021-12-22 15:09:13,423 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2021-12-22 15:09:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue [2021-12-22 15:09:13,423 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue [2021-12-22 15:09:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-22 15:09:13,423 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-22 15:09:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2021-12-22 15:09:13,423 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2021-12-22 15:09:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_dec [2021-12-22 15:09:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_dec [2021-12-22 15:09:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2021-12-22 15:09:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2021-12-22 15:09:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure process_shared_bio [2021-12-22 15:09:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure process_shared_bio [2021-12-22 15:09:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-12-22 15:09:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-12-22 15:09:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2021-12-22 15:09:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2021-12-22 15:09:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-22 15:09:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-22 15:09:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure thin_dtr [2021-12-22 15:09:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_dtr [2021-12-22 15:09:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2021-12-22 15:09:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2021-12-22 15:09:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2021-12-22 15:09:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2021-12-22 15:09:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2021-12-22 15:09:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_next_mapping [2021-12-22 15:09:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_next_mapping [2021-12-22 15:09:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2021-12-22 15:09:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2021-12-22 15:09:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure handle_unserviceable_bio [2021-12-22 15:09:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_unserviceable_bio [2021-12-22 15:09:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:09:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:09:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2021-12-22 15:09:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2021-12-22 15:09:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_copy [2021-12-22 15:09:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_copy [2021-12-22 15:09:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-22 15:09:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-22 15:09:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:09:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-22 15:09:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-22 15:09:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2021-12-22 15:09:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2021-12-22 15:09:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-22 15:09:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-22 15:09:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2021-12-22 15:09:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2021-12-22 15:09:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2021-12-22 15:09:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2021-12-22 15:09:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_cells [2021-12-22 15:09:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_cells [2021-12-22 15:09:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume [2021-12-22 15:09:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume [2021-12-22 15:09:14,499 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:09:14,502 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:09:14,710 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:09:24,195 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:09:24,212 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:09:24,219 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 15:09:24,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:09:24 BoogieIcfgContainer [2021-12-22 15:09:24,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:09:24,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:09:24,241 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:09:24,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:09:24,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:09:06" (1/3) ... [2021-12-22 15:09:24,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16a48a97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:09:24, skipping insertion in model container [2021-12-22 15:09:24,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:11" (2/3) ... [2021-12-22 15:09:24,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16a48a97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:09:24, skipping insertion in model container [2021-12-22 15:09:24,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:09:24" (3/3) ... [2021-12-22 15:09:24,246 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-22 15:09:24,249 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:09:24,249 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:09:24,311 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:09:24,315 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 15:09:24,316 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:09:24,400 INFO L276 IsEmpty]: Start isEmpty. Operand has 4314 states, 2816 states have (on average 1.3014914772727273) internal successors, (3665), 2931 states have internal predecessors, (3665), 1212 states have call successors, (1212), 285 states have call predecessors, (1212), 284 states have return successors, (1204), 1166 states have call predecessors, (1204), 1204 states have call successors, (1204) [2021-12-22 15:09:24,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-12-22 15:09:24,422 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:09:24,423 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:09:24,423 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:09:24,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:09:24,427 INFO L85 PathProgramCache]: Analyzing trace with hash -1169478115, now seen corresponding path program 1 times [2021-12-22 15:09:24,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:09:24,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735730494] [2021-12-22 15:09:24,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:09:24,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:09:24,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:24,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:09:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:24,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:24,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:24,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:24,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:09:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:09:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:09:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 15:09:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 15:09:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 15:09:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 15:09:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 15:09:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:09:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-22 15:09:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-22 15:09:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-22 15:09:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-22 15:09:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-22 15:09:25,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-22 15:09:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-22 15:09:25,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-22 15:09:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-22 15:09:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-22 15:09:25,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-22 15:09:25,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-22 15:09:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-22 15:09:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-22 15:09:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-22 15:09:25,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-22 15:09:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-22 15:09:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-22 15:09:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-22 15:09:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-22 15:09:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2021-12-22 15:09:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:25,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2021-12-22 15:09:25,942 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:09:25,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735730494] [2021-12-22 15:09:25,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735730494] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:09:25,943 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:09:25,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:09:25,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265012231] [2021-12-22 15:09:25,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:09:25,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:09:25,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:09:25,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:09:25,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:09:25,974 INFO L87 Difference]: Start difference. First operand has 4314 states, 2816 states have (on average 1.3014914772727273) internal successors, (3665), 2931 states have internal predecessors, (3665), 1212 states have call successors, (1212), 285 states have call predecessors, (1212), 284 states have return successors, (1204), 1166 states have call predecessors, (1204), 1204 states have call successors, (1204) Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (37), 5 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-22 15:09:32,921 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:09:36,962 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:09:38,995 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:09:41,016 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:09:45,999 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:09:48,039 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:09:50,078 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:09:54,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:09:54,204 INFO L93 Difference]: Finished difference Result 9595 states and 14257 transitions. [2021-12-22 15:09:54,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 15:09:54,206 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (37), 5 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 439 [2021-12-22 15:09:54,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:09:54,282 INFO L225 Difference]: With dead ends: 9595 [2021-12-22 15:09:54,282 INFO L226 Difference]: Without dead ends: 5252 [2021-12-22 15:09:54,313 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:09:54,321 INFO L933 BasicCegarLoop]: 5585 mSDtfsCounter, 3131 mSDsluCounter, 6487 mSDsCounter, 0 mSdLazyCounter, 5876 mSolverCounterSat, 3442 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3307 SdHoareTripleChecker+Valid, 12072 SdHoareTripleChecker+Invalid, 9324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3442 IncrementalHoareTripleChecker+Valid, 5876 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.4s IncrementalHoareTripleChecker+Time [2021-12-22 15:09:54,322 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3307 Valid, 12072 Invalid, 9324 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3442 Valid, 5876 Invalid, 6 Unknown, 0 Unchecked, 27.4s Time] [2021-12-22 15:09:54,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5252 states. [2021-12-22 15:09:54,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5252 to 4281. [2021-12-22 15:09:54,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4281 states, 2795 states have (on average 1.295169946332737) internal successors, (3620), 2900 states have internal predecessors, (3620), 1202 states have call successors, (1202), 284 states have call predecessors, (1202), 283 states have return successors, (1201), 1163 states have call predecessors, (1201), 1201 states have call successors, (1201) [2021-12-22 15:09:54,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 6023 transitions. [2021-12-22 15:09:54,617 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 6023 transitions. Word has length 439 [2021-12-22 15:09:54,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:09:54,619 INFO L470 AbstractCegarLoop]: Abstraction has 4281 states and 6023 transitions. [2021-12-22 15:09:54,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (37), 5 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-22 15:09:54,619 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 6023 transitions. [2021-12-22 15:09:54,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-12-22 15:09:54,631 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:09:54,632 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:09:54,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:09:54,632 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:09:54,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:09:54,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1026393603, now seen corresponding path program 1 times [2021-12-22 15:09:54,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:09:54,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723778261] [2021-12-22 15:09:54,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:09:54,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:09:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:54,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:09:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:54,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:54,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:54,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:09:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:54,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:54,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:54,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:54,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:09:55,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:09:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 15:09:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 15:09:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 15:09:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 15:09:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 15:09:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:09:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-22 15:09:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-22 15:09:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-22 15:09:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-22 15:09:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-22 15:09:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-22 15:09:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:09:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-22 15:09:55,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-22 15:09:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-22 15:09:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-22 15:09:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-22 15:09:55,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-22 15:09:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-22 15:09:55,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-22 15:09:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-22 15:09:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-22 15:09:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-22 15:09:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-22 15:09:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-22 15:09:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-22 15:09:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:09:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2021-12-22 15:09:55,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:09:55,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2021-12-22 15:09:55,511 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:09:55,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723778261] [2021-12-22 15:09:55,512 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723778261] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:09:55,512 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:09:55,512 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 15:09:55,512 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379652374] [2021-12-22 15:09:55,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:09:55,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 15:09:55,513 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:09:55,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 15:09:55,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:09:55,514 INFO L87 Difference]: Start difference. First operand 4281 states and 6023 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-22 15:10:04,781 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:10:12,403 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []