./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-32_7a-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-32_7a-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 205c5df1a1a60f895a95c3ed9a3099f16685cc5b57379f95f0c6fb3c071e97b9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:00:17,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:00:18,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:00:18,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:00:18,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:00:18,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:00:18,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:00:18,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:00:18,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:00:18,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:00:18,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:00:18,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:00:18,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:00:18,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:00:18,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:00:18,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:00:18,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:00:18,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:00:18,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:00:18,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:00:18,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:00:18,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:00:18,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:00:18,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:00:18,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:00:18,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:00:18,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:00:18,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:00:18,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:00:18,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:00:18,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:00:18,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:00:18,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:00:18,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:00:18,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:00:18,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:00:18,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:00:18,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:00:18,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:00:18,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:00:18,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:00:18,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:00:18,095 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:00:18,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:00:18,096 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:00:18,097 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:00:18,097 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:00:18,098 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:00:18,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:00:18,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:00:18,099 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:00:18,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:00:18,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:00:18,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:00:18,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:00:18,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:00:18,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:00:18,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:00:18,101 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:00:18,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:00:18,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:00:18,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:00:18,102 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:00:18,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:00:18,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:00:18,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:00:18,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:00:18,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:00:18,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:00:18,103 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:00:18,104 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:00:18,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:00:18,104 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:00:18,104 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 205c5df1a1a60f895a95c3ed9a3099f16685cc5b57379f95f0c6fb3c071e97b9 [2021-12-22 15:00:18,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:00:18,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:00:18,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:00:18,336 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:00:18,337 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:00:18,338 INFO L432 ainManager$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-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-22 15:00:18,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d8b262c1/e1db5f8908404b86bca44898e476e31c/FLAGf29981b4d [2021-12-22 15:00:19,141 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:00:19,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-22 15:00:19,209 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d8b262c1/e1db5f8908404b86bca44898e476e31c/FLAGf29981b4d [2021-12-22 15:00:19,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d8b262c1/e1db5f8908404b86bca44898e476e31c [2021-12-22 15:00:19,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:00:19,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:00:19,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:00:19,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:00:19,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:00:19,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:00:19" (1/1) ... [2021-12-22 15:00:19,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48386323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:19, skipping insertion in model container [2021-12-22 15:00:19,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:00:19" (1/1) ... [2021-12-22 15:00:19,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:00:19,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:00:23,693 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-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[392782,392795] [2021-12-22 15:00:23,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:00:23,959 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:00:24,515 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-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[392782,392795] [2021-12-22 15:00:24,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:00:24,730 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:00:24,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:24 WrapperNode [2021-12-22 15:00:24,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:00:24,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:00:24,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:00:24,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:00:24,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:24" (1/1) ... [2021-12-22 15:00:24,893 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:24" (1/1) ... [2021-12-22 15:00:25,205 INFO L137 Inliner]: procedures = 655, calls = 4626, calls flagged for inlining = 250, calls inlined = 246, statements flattened = 10810 [2021-12-22 15:00:25,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:00:25,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:00:25,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:00:25,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:00:25,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:24" (1/1) ... [2021-12-22 15:00:25,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:24" (1/1) ... [2021-12-22 15:00:25,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:24" (1/1) ... [2021-12-22 15:00:25,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:24" (1/1) ... [2021-12-22 15:00:25,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:24" (1/1) ... [2021-12-22 15:00:25,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:24" (1/1) ... [2021-12-22 15:00:25,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:24" (1/1) ... [2021-12-22 15:00:25,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:00:25,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:00:25,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:00:25,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:00:25,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:24" (1/1) ... [2021-12-22 15:00:25,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:00:25,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:00:25,808 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 15:00:25,827 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 15:00:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2021-12-22 15:00:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2021-12-22 15:00:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-22 15:00:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-22 15:00:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2021-12-22 15:00:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2021-12-22 15:00:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2021-12-22 15:00:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2021-12-22 15:00:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2021-12-22 15:00:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2021-12-22 15:00:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2021-12-22 15:00:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2021-12-22 15:00:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure noflush_work [2021-12-22 15:00:25,854 INFO L138 BoogieDeclarations]: Found implementation of procedure noflush_work [2021-12-22 15:00:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_lock [2021-12-22 15:00:25,854 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_lock [2021-12-22 15:00:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2021-12-22 15:00:25,854 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2021-12-22 15:00:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2021-12-22 15:00:25,855 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2021-12-22 15:00:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:00:25,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:00:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure thin_preresume [2021-12-22 15:00:25,855 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_preresume [2021-12-22 15:00:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-12-22 15:00:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-12-22 15:00:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-22 15:00:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-22 15:00:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_update [2021-12-22 15:00:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_update [2021-12-22 15:00:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove [2021-12-22 15:00:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove [2021-12-22 15:00:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size_in_blocks [2021-12-22 15:00:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size_in_blocks [2021-12-22 15:00:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure pool_features_init [2021-12-22 15:00:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_features_init [2021-12-22 15:00:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:00:25,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:00:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-22 15:00:25,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-22 15:00:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_external_copy [2021-12-22 15:00:25,859 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_external_copy [2021-12-22 15:00:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-12-22 15:00:25,859 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-12-22 15:00:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure __close_device [2021-12-22 15:00:25,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __close_device [2021-12-22 15:00:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure remap [2021-12-22 15:00:25,860 INFO L138 BoogieDeclarations]: Found implementation of procedure remap [2021-12-22 15:00:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-22 15:00:25,860 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-22 15:00:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-12-22 15:00:25,860 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-12-22 15:00:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure thin_get [2021-12-22 15:00:25,861 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_get [2021-12-22 15:00:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2021-12-22 15:00:25,861 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2021-12-22 15:00:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2021-12-22 15:00:25,863 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2021-12-22 15:00:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2021-12-22 15:00:25,863 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2021-12-22 15:00:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:00:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:00:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_callbacks [2021-12-22 15:00:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_callbacks [2021-12-22 15:00:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_data_block [2021-12-22 15:00:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_data_block [2021-12-22 15:00:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_destroy [2021-12-22 15:00:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_destroy [2021-12-22 15:00:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2021-12-22 15:00:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2021-12-22 15:00:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_dev_size [2021-12-22 15:00:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_dev_size [2021-12-22 15:00:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2021-12-22 15:00:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2021-12-22 15:00:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure cell_visit_release [2021-12-22 15:00:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_visit_release [2021-12-22 15:00:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:00:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:00:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2021-12-22 15:00:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2021-12-22 15:00:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure free_discard_mapping [2021-12-22 15:00:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure free_discard_mapping [2021-12-22 15:00:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2021-12-22 15:00:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2021-12-22 15:00:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2021-12-22 15:00:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2021-12-22 15:00:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure thin_put [2021-12-22 15:00:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_put [2021-12-22 15:00:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_needs_check [2021-12-22 15:00:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_needs_check [2021-12-22 15:00:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_block [2021-12-22 15:00:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_block [2021-12-22 15:00:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure copy_sm_roots [2021-12-22 15:00:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_sm_roots [2021-12-22 15:00:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2021-12-22 15:00:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2021-12-22 15:00:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_non_blocking_clone [2021-12-22 15:00:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_non_blocking_clone [2021-12-22 15:00:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio [2021-12-22 15:00:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio [2021-12-22 15:00:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-22 15:00:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-22 15:00:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_unlock [2021-12-22 15:00:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_unlock [2021-12-22 15:00:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:00:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:00:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume_active_thins [2021-12-22 15:00:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume_active_thins [2021-12-22 15:00:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2021-12-22 15:00:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2021-12-22 15:00:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:00:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:00:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2021-12-22 15:00:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2021-12-22 15:00:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure thin_merge [2021-12-22 15:00:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_merge [2021-12-22 15:00:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:00:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_del [2021-12-22 15:00:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_del [2021-12-22 15:00:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_only [2021-12-22 15:00:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_only [2021-12-22 15:00:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-22 15:00:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-22 15:00:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 15:00:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 15:00:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure thin_io_hints [2021-12-22 15:00:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_io_hints [2021-12-22 15:00:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure pool_preresume [2021-12-22 15:00:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_preresume [2021-12-22 15:00:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure thin_status [2021-12-22 15:00:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_status [2021-12-22 15:00:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure warn_if_metadata_device_too_big [2021-12-22 15:00:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_if_metadata_device_too_big [2021-12-22 15:00:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure ll_zero [2021-12-22 15:00:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_zero [2021-12-22 15:00:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_range [2021-12-22 15:00:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_range [2021-12-22 15:00:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2021-12-22 15:00:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2021-12-22 15:00:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:00:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure complete_mapping_preparation [2021-12-22 15:00:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_mapping_preparation [2021-12-22 15:00:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure inc_all_io_entry [2021-12-22 15:00:25,889 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_all_io_entry [2021-12-22 15:00:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 15:00:25,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 15:00:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:00:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure retry_bios_on_resume [2021-12-22 15:00:25,889 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_bios_on_resume [2021-12-22 15:00:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2021-12-22 15:00:25,890 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2021-12-22 15:00:25,890 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2021-12-22 15:00:25,890 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2021-12-22 15:00:25,890 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2021-12-22 15:00:25,890 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2021-12-22 15:00:25,890 INFO L130 BoogieDeclarations]: Found specification of procedure should_error_unserviceable_bio [2021-12-22 15:00:25,890 INFO L138 BoogieDeclarations]: Found implementation of procedure should_error_unserviceable_bio [2021-12-22 15:00:25,891 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_mapping [2021-12-22 15:00:25,891 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_mapping [2021-12-22 15:00:25,891 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2021-12-22 15:00:25,891 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2021-12-22 15:00:25,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:00:25,891 INFO L130 BoogieDeclarations]: Found specification of procedure thin_presuspend [2021-12-22 15:00:25,891 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_presuspend [2021-12-22 15:00:25,892 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2021-12-22 15:00:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2021-12-22 15:00:25,892 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2021-12-22 15:00:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2021-12-22 15:00:25,892 INFO L130 BoogieDeclarations]: Found specification of procedure thin_endio [2021-12-22 15:00:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_endio [2021-12-22 15:00:25,892 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup [2021-12-22 15:00:25,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup [2021-12-22 15:00:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:00:25,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:00:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure pool_io_hints [2021-12-22 15:00:25,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_io_hints [2021-12-22 15:00:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure is_factor [2021-12-22 15:00:25,893 INFO L138 BoogieDeclarations]: Found implementation of procedure is_factor [2021-12-22 15:00:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-22 15:00:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-22 15:00:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared [2021-12-22 15:00:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared [2021-12-22 15:00:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2021-12-22 15:00:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2021-12-22 15:00:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_data_dev_size [2021-12-22 15:00:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_data_dev_size [2021-12-22 15:00:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 15:00:25,895 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 15:00:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2021-12-22 15:00:25,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2021-12-22 15:00:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-22 15:00:25,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-22 15:00:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_17 [2021-12-22 15:00:25,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_17 [2021-12-22 15:00:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-22 15:00:25,896 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-22 15:00:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:00:25,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:00:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure break_sharing [2021-12-22 15:00:25,896 INFO L138 BoogieDeclarations]: Found implementation of procedure break_sharing [2021-12-22 15:00:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:00:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_close [2021-12-22 15:00:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_close [2021-12-22 15:00:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-22 15:00:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-22 15:00:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-22 15:00:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-22 15:00:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-22 15:00:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-22 15:00:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_thin [2021-12-22 15:00:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_thin [2021-12-22 15:00:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:00:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2021-12-22 15:00:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2021-12-22 15:00:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2021-12-22 15:00:25,899 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2021-12-22 15:00:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure do_no_space_timeout [2021-12-22 15:00:25,899 INFO L138 BoogieDeclarations]: Found implementation of procedure do_no_space_timeout [2021-12-22 15:00:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_from_per_bio_data [2021-12-22 15:00:25,899 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_from_per_bio_data [2021-12-22 15:00:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-22 15:00:25,900 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-22 15:00:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure pool_iterate_devices [2021-12-22 15:00:25,900 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_iterate_devices [2021-12-22 15:00:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-22 15:00:25,900 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-22 15:00:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2021-12-22 15:00:25,900 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2021-12-22 15:00:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:00:25,901 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 15:00:25,901 INFO L130 BoogieDeclarations]: Found specification of procedure save_sm_roots [2021-12-22 15:00:25,901 INFO L138 BoogieDeclarations]: Found implementation of procedure save_sm_roots [2021-12-22 15:00:25,901 INFO L130 BoogieDeclarations]: Found specification of procedure __complete_mapping_preparation [2021-12-22 15:00:25,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __complete_mapping_preparation [2021-12-22 15:00:25,901 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:00:25,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:00:25,902 INFO L130 BoogieDeclarations]: Found specification of procedure error_retry_list [2021-12-22 15:00:25,902 INFO L138 BoogieDeclarations]: Found implementation of procedure error_retry_list [2021-12-22 15:00:25,902 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_passdown [2021-12-22 15:00:25,902 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_passdown [2021-12-22 15:00:25,902 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-12-22 15:00:25,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-12-22 15:00:25,902 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:00:25,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:00:25,903 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_empty [2021-12-22 15:00:25,904 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_empty [2021-12-22 15:00:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-22 15:00:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-22 15:00:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure to_noflush [2021-12-22 15:00:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure to_noflush [2021-12-22 15:00:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure block_to_sectors [2021-12-22 15:00:25,908 INFO L138 BoogieDeclarations]: Found implementation of procedure block_to_sectors [2021-12-22 15:00:25,908 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-22 15:00:25,908 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-22 15:00:25,908 INFO L130 BoogieDeclarations]: Found specification of procedure pool_status [2021-12-22 15:00:25,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_status [2021-12-22 15:00:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_block_time [2021-12-22 15:00:25,909 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_block_time [2021-12-22 15:00:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure error_thin_bio_list [2021-12-22 15:00:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure error_thin_bio_list [2021-12-22 15:00:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2021-12-22 15:00:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2021-12-22 15:00:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-22 15:00:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-22 15:00:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 15:00:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 15:00:25,911 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_passdown [2021-12-22 15:00:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_passdown [2021-12-22 15:00:25,911 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_cell [2021-12-22 15:00:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_cell [2021-12-22 15:00:25,911 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-22 15:00:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-22 15:00:25,911 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2021-12-22 15:00:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2021-12-22 15:00:25,912 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-22 15:00:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-22 15:00:25,912 INFO L130 BoogieDeclarations]: Found specification of procedure __resize_space_map [2021-12-22 15:00:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __resize_space_map [2021-12-22 15:00:25,912 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend [2021-12-22 15:00:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend [2021-12-22 15:00:25,912 INFO L130 BoogieDeclarations]: Found specification of procedure inc_remap_and_issue_cell [2021-12-22 15:00:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_remap_and_issue_cell [2021-12-22 15:00:25,913 INFO L130 BoogieDeclarations]: Found specification of procedure pool_message [2021-12-22 15:00:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_message [2021-12-22 15:00:25,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:00:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:00:25,913 INFO L130 BoogieDeclarations]: Found specification of procedure break_up_discard_bio [2021-12-22 15:00:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure break_up_discard_bio [2021-12-22 15:00:25,913 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_no_passdown [2021-12-22 15:00:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_no_passdown [2021-12-22 15:00:25,914 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_inc_block [2021-12-22 15:00:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_inc_block [2021-12-22 15:00:25,914 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_block_is_used [2021-12-22 15:00:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_block_is_used [2021-12-22 15:00:25,914 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:00:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:00:25,915 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2021-12-22 15:00:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2021-12-22 15:00:25,915 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2021-12-22 15:00:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2021-12-22 15:00:25,915 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2021-12-22 15:00:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2021-12-22 15:00:25,915 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2021-12-22 15:00:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2021-12-22 15:00:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping [2021-12-22 15:00:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping [2021-12-22 15:00:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:00:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:00:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:00:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:00:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2021-12-22 15:00:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2021-12-22 15:00:25,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_26 [2021-12-22 15:00:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_26 [2021-12-22 15:00:25,917 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2021-12-22 15:00:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2021-12-22 15:00:25,917 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_bios [2021-12-22 15:00:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_bios [2021-12-22 15:00:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-22 15:00:25,918 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-22 15:00:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2021-12-22 15:00:25,918 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2021-12-22 15:00:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2021-12-22 15:00:25,918 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2021-12-22 15:00:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_issue_prefetches [2021-12-22 15:00:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_issue_prefetches [2021-12-22 15:00:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure thin_postsuspend [2021-12-22 15:00:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_postsuspend [2021-12-22 15:00:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure __process_bio_read_only [2021-12-22 15:00:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __process_bio_read_only [2021-12-22 15:00:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2021-12-22 15:00:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2021-12-22 15:00:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure thin_map [2021-12-22 15:00:25,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_map [2021-12-22 15:00:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend_undo [2021-12-22 15:00:25,920 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend_undo [2021-12-22 15:00:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-22 15:00:25,920 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-22 15:00:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 15:00:25,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 15:00:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-22 15:00:25,921 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-22 15:00:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_no_passdown [2021-12-22 15:00:25,921 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_no_passdown [2021-12-22 15:00:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2021-12-22 15:00:25,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2021-12-22 15:00:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure pool_postsuspend [2021-12-22 15:00:25,922 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_postsuspend [2021-12-22 15:00:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:00:25,922 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:00:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:00:25,922 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:00:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-12-22 15:00:25,922 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-12-22 15:00:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-22 15:00:25,923 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-22 15:00:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_metadata_dev [2021-12-22 15:00:25,923 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_metadata_dev [2021-12-22 15:00:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure __open_device [2021-12-22 15:00:25,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_device [2021-12-22 15:00:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2021-12-22 15:00:25,923 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2021-12-22 15:00:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-22 15:00:25,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-22 15:00:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2021-12-22 15:00:25,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2021-12-22 15:00:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2021-12-22 15:00:25,924 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2021-12-22 15:00:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2021-12-22 15:00:25,925 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2021-12-22 15:00:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2021-12-22 15:00:25,925 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2021-12-22 15:00:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:00:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:00:25,925 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:00:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_dec [2021-12-22 15:00:25,925 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_dec [2021-12-22 15:00:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-22 15:00:25,926 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-22 15:00:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure build_virtual_key [2021-12-22 15:00:25,926 INFO L138 BoogieDeclarations]: Found implementation of procedure build_virtual_key [2021-12-22 15:00:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:00:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_inc [2021-12-22 15:00:25,926 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_inc [2021-12-22 15:00:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2021-12-22 15:00:25,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2021-12-22 15:00:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-22 15:00:25,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-22 15:00:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-12-22 15:00:25,927 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-12-22 15:00:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-22 15:00:25,928 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-22 15:00:25,928 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_close_thin_device [2021-12-22 15:00:25,928 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_close_thin_device [2021-12-22 15:00:25,928 INFO L130 BoogieDeclarations]: Found specification of procedure set_pool_mode [2021-12-22 15:00:25,928 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pool_mode [2021-12-22 15:00:25,928 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2021-12-22 15:00:25,928 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2021-12-22 15:00:25,929 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_data_dev [2021-12-22 15:00:25,929 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_data_dev [2021-12-22 15:00:25,929 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2021-12-22 15:00:25,929 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2021-12-22 15:00:25,929 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_id [2021-12-22 15:00:25,929 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_id [2021-12-22 15:00:25,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:00:25,929 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-12-22 15:00:25,930 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-12-22 15:00:25,930 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_and_issue [2021-12-22 15:00:25,930 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_and_issue [2021-12-22 15:00:25,930 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_commit [2021-12-22 15:00:25,930 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_commit [2021-12-22 15:00:25,930 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 15:00:25,930 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 15:00:25,931 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-22 15:00:25,931 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-22 15:00:25,931 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-22 15:00:25,931 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-22 15:00:25,931 INFO L130 BoogieDeclarations]: Found specification of procedure __merge_bio_list [2021-12-22 15:00:25,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __merge_bio_list [2021-12-22 15:00:25,931 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_dec_block [2021-12-22 15:00:25,932 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_dec_block [2021-12-22 15:00:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure pool_dtr [2021-12-22 15:00:25,932 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_dtr [2021-12-22 15:00:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure get_first_thin [2021-12-22 15:00:25,932 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first_thin [2021-12-22 15:00:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-22 15:00:25,932 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-22 15:00:25,933 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2021-12-22 15:00:25,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2021-12-22 15:00:25,933 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_commit_metadata [2021-12-22 15:00:25,933 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_commit_metadata [2021-12-22 15:00:25,933 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2021-12-22 15:00:25,933 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2021-12-22 15:00:25,933 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-22 15:00:25,933 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-22 15:00:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure get_pool_mode [2021-12-22 15:00:25,934 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pool_mode [2021-12-22 15:00:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure notify_of_pool_mode_change [2021-12-22 15:00:25,934 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_of_pool_mode_change [2021-12-22 15:00:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2021-12-22 15:00:25,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2021-12-22 15:00:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-22 15:00:25,934 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-22 15:00:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_overwrite [2021-12-22 15:00:25,935 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_overwrite [2021-12-22 15:00:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert [2021-12-22 15:00:25,935 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert [2021-12-22 15:00:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2021-12-22 15:00:25,935 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2021-12-22 15:00:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_unlock [2021-12-22 15:00:25,936 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_unlock [2021-12-22 15:00:25,936 INFO L130 BoogieDeclarations]: Found specification of procedure io_overwrites_block [2021-12-22 15:00:25,936 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overwrites_block [2021-12-22 15:00:25,936 INFO L130 BoogieDeclarations]: Found specification of procedure build_data_key [2021-12-22 15:00:25,936 INFO L138 BoogieDeclarations]: Found implementation of procedure build_data_key [2021-12-22 15:00:25,936 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2021-12-22 15:00:25,936 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2021-12-22 15:00:25,936 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2021-12-22 15:00:25,937 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2021-12-22 15:00:25,937 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2021-12-22 15:00:25,937 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2021-12-22 15:00:25,937 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2021-12-22 15:00:25,937 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2021-12-22 15:00:25,937 INFO L130 BoogieDeclarations]: Found specification of procedure thin_iterate_devices [2021-12-22 15:00:25,937 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_iterate_devices [2021-12-22 15:00:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2021-12-22 15:00:25,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2021-12-22 15:00:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure provision_block [2021-12-22 15:00:25,938 INFO L138 BoogieDeclarations]: Found implementation of procedure provision_block [2021-12-22 15:00:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 15:00:25,938 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 15:00:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2021-12-22 15:00:25,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2021-12-22 15:00:26,010 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2021-12-22 15:00:26,011 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2021-12-22 15:00:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2021-12-22 15:00:26,011 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2021-12-22 15:00:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2021-12-22 15:00:26,011 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2021-12-22 15:00:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2021-12-22 15:00:26,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2021-12-22 15:00:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:00:26,011 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:00:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2021-12-22 15:00:26,011 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2021-12-22 15:00:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-22 15:00:26,011 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-22 15:00:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:00:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_shared_cell [2021-12-22 15:00:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_shared_cell [2021-12-22 15:00:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_zero [2021-12-22 15:00:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_zero [2021-12-22 15:00:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_btree_details [2021-12-22 15:00:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_btree_details [2021-12-22 15:00:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:00:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:00:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_block_count [2021-12-22 15:00:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_block_count [2021-12-22 15:00:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure pool_map [2021-12-22 15:00:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_map [2021-12-22 15:00:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2021-12-22 15:00:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2021-12-22 15:00:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_lookup [2021-12-22 15:00:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_lookup [2021-12-22 15:00:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 15:00:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 15:00:26,013 INFO L130 BoogieDeclarations]: Found specification of procedure error_bio_list [2021-12-22 15:00:26,013 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bio_list [2021-12-22 15:00:26,013 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_complete [2021-12-22 15:00:26,013 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_complete [2021-12-22 15:00:26,013 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer_no_holder [2021-12-22 15:00:26,013 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer_no_holder [2021-12-22 15:00:26,013 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2021-12-22 15:00:26,013 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2021-12-22 15:00:26,013 INFO L130 BoogieDeclarations]: Found specification of procedure retry_on_resume [2021-12-22 15:00:26,013 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_on_resume [2021-12-22 15:00:26,013 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-22 15:00:26,013 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-22 15:00:26,013 INFO L130 BoogieDeclarations]: Found specification of procedure pool_merge [2021-12-22 15:00:26,013 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_merge [2021-12-22 15:00:26,013 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error [2021-12-22 15:00:26,013 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error [2021-12-22 15:00:26,013 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-22 15:00:26,013 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-22 15:00:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2021-12-22 15:00:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2021-12-22 15:00:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_abort_metadata [2021-12-22 15:00:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_abort_metadata [2021-12-22 15:00:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2021-12-22 15:00:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2021-12-22 15:00:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_inc [2021-12-22 15:00:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_inc [2021-12-22 15:00:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2021-12-22 15:00:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2021-12-22 15:00:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure check_arg_count [2021-12-22 15:00:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure check_arg_count [2021-12-22 15:00:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2021-12-22 15:00:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2021-12-22 15:00:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue [2021-12-22 15:00:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue [2021-12-22 15:00:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-22 15:00:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-22 15:00:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2021-12-22 15:00:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2021-12-22 15:00:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_dec [2021-12-22 15:00:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_dec [2021-12-22 15:00:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2021-12-22 15:00:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2021-12-22 15:00:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure process_shared_bio [2021-12-22 15:00:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure process_shared_bio [2021-12-22 15:00:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-12-22 15:00:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-12-22 15:00:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2021-12-22 15:00:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2021-12-22 15:00:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-22 15:00:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-22 15:00:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure thin_dtr [2021-12-22 15:00:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_dtr [2021-12-22 15:00:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2021-12-22 15:00:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2021-12-22 15:00:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2021-12-22 15:00:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2021-12-22 15:00:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2021-12-22 15:00:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_next_mapping [2021-12-22 15:00:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_next_mapping [2021-12-22 15:00:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2021-12-22 15:00:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2021-12-22 15:00:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure handle_unserviceable_bio [2021-12-22 15:00:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_unserviceable_bio [2021-12-22 15:00:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:00:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:00:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2021-12-22 15:00:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2021-12-22 15:00:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_copy [2021-12-22 15:00:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_copy [2021-12-22 15:00:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-22 15:00:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-22 15:00:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:00:26,017 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-22 15:00:26,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-22 15:00:26,017 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2021-12-22 15:00:26,017 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2021-12-22 15:00:26,017 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-22 15:00:26,017 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-22 15:00:26,017 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2021-12-22 15:00:26,017 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2021-12-22 15:00:26,017 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2021-12-22 15:00:26,017 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2021-12-22 15:00:26,017 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_cells [2021-12-22 15:00:26,017 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_cells [2021-12-22 15:00:26,017 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume [2021-12-22 15:00:26,017 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume [2021-12-22 15:00:27,387 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:00:27,394 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:00:27,672 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:00:39,838 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:00:39,869 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:00:39,870 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 15:00:39,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:00:39 BoogieIcfgContainer [2021-12-22 15:00:39,878 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:00:39,880 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:00:39,880 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:00:39,883 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:00:39,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:00:19" (1/3) ... [2021-12-22 15:00:39,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f32706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:00:39, skipping insertion in model container [2021-12-22 15:00:39,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:00:24" (2/3) ... [2021-12-22 15:00:39,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f32706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:00:39, skipping insertion in model container [2021-12-22 15:00:39,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:00:39" (3/3) ... [2021-12-22 15:00:39,885 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-22 15:00:39,890 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:00:39,891 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:00:39,944 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:00:39,950 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 15:00:39,950 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:00:40,034 INFO L276 IsEmpty]: Start isEmpty. Operand has 4417 states, 2877 states have (on average 1.29683698296837) internal successors, (3731), 2997 states have internal predecessors, (3731), 1252 states have call successors, (1252), 287 states have call predecessors, (1252), 286 states have return successors, (1244), 1206 states have call predecessors, (1244), 1244 states have call successors, (1244) [2021-12-22 15:00:40,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-12-22 15:00:40,050 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:00:40,051 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] [2021-12-22 15:00:40,052 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:00:40,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:00:40,056 INFO L85 PathProgramCache]: Analyzing trace with hash 940137217, now seen corresponding path program 1 times [2021-12-22 15:00:40,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:00:40,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600387105] [2021-12-22 15:00:40,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:00:40,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:00:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:00:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:00:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:00:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:00:40,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 15:00:40,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 15:00:40,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:40,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 15:00:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:41,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 15:00:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 15:00:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:41,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:00:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-22 15:00:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:41,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-22 15:00:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-22 15:00:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-22 15:00:41,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:41,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-22 15:00:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-22 15:00:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-22 15:00:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-22 15:00:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-22 15:00:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-22 15:00:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-22 15:00:41,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-22 15:00:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-22 15:00:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-22 15:00:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-22 15:00:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-22 15:00:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-22 15:00:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-22 15:00:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-22 15:00:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-22 15:00:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:41,709 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 15:00:41,710 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:00:41,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600387105] [2021-12-22 15:00:41,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600387105] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:00:41,711 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:00:41,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:00:41,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28286399] [2021-12-22 15:00:41,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:00:41,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:00:41,718 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:00:41,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:00:41,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:00:41,751 INFO L87 Difference]: Start difference. First operand has 4417 states, 2877 states have (on average 1.29683698296837) internal successors, (3731), 2997 states have internal predecessors, (3731), 1252 states have call successors, (1252), 287 states have call predecessors, (1252), 286 states have return successors, (1244), 1206 states have call predecessors, (1244), 1244 states have call successors, (1244) Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-22 15:00:49,388 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 15:00:53,471 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 15:00:56,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:00:56,151 INFO L93 Difference]: Finished difference Result 9809 states and 14569 transitions. [2021-12-22 15:00:56,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 15:00:56,157 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 426 [2021-12-22 15:00:56,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:00:56,223 INFO L225 Difference]: With dead ends: 9809 [2021-12-22 15:00:56,223 INFO L226 Difference]: Without dead ends: 5369 [2021-12-22 15:00:56,261 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 184 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 15:00:56,264 INFO L933 BasicCegarLoop]: 5759 mSDtfsCounter, 5167 mSDsluCounter, 2831 mSDsCounter, 0 mSdLazyCounter, 2965 mSolverCounterSat, 5557 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5338 SdHoareTripleChecker+Valid, 8590 SdHoareTripleChecker+Invalid, 8524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5557 IncrementalHoareTripleChecker+Valid, 2965 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2021-12-22 15:00:56,265 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5338 Valid, 8590 Invalid, 8524 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5557 Valid, 2965 Invalid, 2 Unknown, 0 Unchecked, 13.7s Time] [2021-12-22 15:00:56,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5369 states. [2021-12-22 15:00:56,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5369 to 4390. [2021-12-22 15:00:56,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4390 states, 2860 states have (on average 1.2905594405594405) internal successors, (3691), 2970 states have internal predecessors, (3691), 1244 states have call successors, (1244), 286 states have call predecessors, (1244), 285 states have return successors, (1238), 1200 states have call predecessors, (1238), 1238 states have call successors, (1238) [2021-12-22 15:00:56,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 4390 states and 6173 transitions. [2021-12-22 15:00:56,693 INFO L78 Accepts]: Start accepts. Automaton has 4390 states and 6173 transitions. Word has length 426 [2021-12-22 15:00:56,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:00:56,694 INFO L470 AbstractCegarLoop]: Abstraction has 4390 states and 6173 transitions. [2021-12-22 15:00:56,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-22 15:00:56,695 INFO L276 IsEmpty]: Start isEmpty. Operand 4390 states and 6173 transitions. [2021-12-22 15:00:56,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-12-22 15:00:56,707 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:00:56,708 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] [2021-12-22 15:00:56,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:00:56,709 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:00:56,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:00:56,709 INFO L85 PathProgramCache]: Analyzing trace with hash 1043612449, now seen corresponding path program 1 times [2021-12-22 15:00:56,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:00:56,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331746506] [2021-12-22 15:00:56,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:00:56,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:00:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:00:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:00:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:00:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:00:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 15:00:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 15:00:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 15:00:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 15:00:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 15:00:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:00:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-22 15:00:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-22 15:00:57,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-22 15:00:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-22 15:00:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-22 15:00:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-22 15:00:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-22 15:00:57,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-22 15:00:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-22 15:00:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-22 15:00:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-22 15:00:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-22 15:00:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-22 15:00:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-22 15:00:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-22 15:00:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-22 15:00:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-22 15:00:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-22 15:00:57,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-22 15:00:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-22 15:00:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:57,822 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 15:00:57,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:00:57,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331746506] [2021-12-22 15:00:57,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331746506] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:00:57,823 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:00:57,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 15:00:57,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929212754] [2021-12-22 15:00:57,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:00:57,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 15:00:57,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:00:57,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 15:00:57,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:00:57,828 INFO L87 Difference]: Start difference. First operand 4390 states and 6173 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2021-12-22 15:01:10,511 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 []