./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 839c364b 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:06:10,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:06:10,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:06:10,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:06:10,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:06:10,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:06:10,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:06:10,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:06:10,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:06:10,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:06:10,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:06:10,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:06:10,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:06:10,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:06:10,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:06:10,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:06:10,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:06:10,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:06:10,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:06:10,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:06:10,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:06:10,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:06:10,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:06:10,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:06:10,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:06:10,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:06:10,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:06:10,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:06:10,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:06:10,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:06:10,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:06:10,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:06:10,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:06:10,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:06:10,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:06:10,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:06:10,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:06:10,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:06:10,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:06:10,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:06:10,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:06:10,477 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:06:10,508 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:06:10,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:06:10,509 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:06:10,509 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:06:10,510 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:06:10,510 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:06:10,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:06:10,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:06:10,511 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:06:10,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:06:10,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:06:10,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:06:10,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:06:10,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:06:10,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:06:10,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:06:10,514 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:06:10,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:06:10,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:06:10,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:06:10,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:06:10,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:06:10,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:06:10,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:06:10,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:06:10,515 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:06:10,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:06:10,516 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:06:10,516 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:06:10,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:06:10,516 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:06:10,517 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 205c5df1a1a60f895a95c3ed9a3099f16685cc5b57379f95f0c6fb3c071e97b9 [2021-12-14 18:06:10,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:06:10,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:06:10,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:06:10,768 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:06:10,769 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:06:10,770 INFO L432 ainManager$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 [2021-12-14 18:06:10,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c3cd4870/0d2be1d1cb9d4a9f830685e1a48743de/FLAG1760afefb [2021-12-14 18:06:11,665 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:06:11,667 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 [2021-12-14 18:06:11,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c3cd4870/0d2be1d1cb9d4a9f830685e1a48743de/FLAG1760afefb [2021-12-14 18:06:12,120 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c3cd4870/0d2be1d1cb9d4a9f830685e1a48743de [2021-12-14 18:06:12,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:06:12,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:06:12,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:06:12,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:06:12,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:06:12,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:06:12" (1/1) ... [2021-12-14 18:06:12,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1009a276 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:12, skipping insertion in model container [2021-12-14 18:06:12,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:06:12" (1/1) ... [2021-12-14 18:06:12,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:06:12,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:06:16,961 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] [2021-12-14 18:06:17,292 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:06:17,325 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:06:17,843 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] [2021-12-14 18:06:17,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:06:18,109 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:06:18,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:18 WrapperNode [2021-12-14 18:06:18,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:06:18,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:06:18,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:06:18,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:06:18,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:18" (1/1) ... [2021-12-14 18:06:18,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:18" (1/1) ... [2021-12-14 18:06:18,515 INFO L137 Inliner]: procedures = 655, calls = 4626, calls flagged for inlining = 250, calls inlined = 246, statements flattened = 10810 [2021-12-14 18:06:18,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:06:18,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:06:18,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:06:18,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:06:18,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:18" (1/1) ... [2021-12-14 18:06:18,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:18" (1/1) ... [2021-12-14 18:06:18,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:18" (1/1) ... [2021-12-14 18:06:18,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:18" (1/1) ... [2021-12-14 18:06:18,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:18" (1/1) ... [2021-12-14 18:06:18,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:18" (1/1) ... [2021-12-14 18:06:18,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:18" (1/1) ... [2021-12-14 18:06:18,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:06:18,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:06:18,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:06:18,967 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:06:18,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:18" (1/1) ... [2021-12-14 18:06:18,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:06:18,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:06:19,002 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) [2021-12-14 18:06:19,015 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 [2021-12-14 18:06:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2021-12-14 18:06:19,049 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2021-12-14 18:06:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-14 18:06:19,049 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-14 18:06:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2021-12-14 18:06:19,049 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2021-12-14 18:06:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2021-12-14 18:06:19,050 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2021-12-14 18:06:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2021-12-14 18:06:19,050 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2021-12-14 18:06:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2021-12-14 18:06:19,050 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2021-12-14 18:06:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure noflush_work [2021-12-14 18:06:19,050 INFO L138 BoogieDeclarations]: Found implementation of procedure noflush_work [2021-12-14 18:06:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_lock [2021-12-14 18:06:19,051 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_lock [2021-12-14 18:06:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2021-12-14 18:06:19,051 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2021-12-14 18:06:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2021-12-14 18:06:19,051 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2021-12-14 18:06:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:06:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:06:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure thin_preresume [2021-12-14 18:06:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_preresume [2021-12-14 18:06:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-12-14 18:06:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-12-14 18:06:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-14 18:06:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-14 18:06:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_update [2021-12-14 18:06:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_update [2021-12-14 18:06:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove [2021-12-14 18:06:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove [2021-12-14 18:06:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size_in_blocks [2021-12-14 18:06:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size_in_blocks [2021-12-14 18:06:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure pool_features_init [2021-12-14 18:06:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_features_init [2021-12-14 18:06:19,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:06:19,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:06:19,054 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-14 18:06:19,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-14 18:06:19,054 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_external_copy [2021-12-14 18:06:19,119 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_external_copy [2021-12-14 18:06:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-12-14 18:06:19,119 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-12-14 18:06:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure __close_device [2021-12-14 18:06:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __close_device [2021-12-14 18:06:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure remap [2021-12-14 18:06:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure remap [2021-12-14 18:06:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-14 18:06:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-14 18:06:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-12-14 18:06:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-12-14 18:06:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure thin_get [2021-12-14 18:06:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_get [2021-12-14 18:06:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2021-12-14 18:06:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2021-12-14 18:06:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2021-12-14 18:06:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2021-12-14 18:06:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2021-12-14 18:06:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2021-12-14 18:06:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-14 18:06:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-14 18:06:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_callbacks [2021-12-14 18:06:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_callbacks [2021-12-14 18:06:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_data_block [2021-12-14 18:06:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_data_block [2021-12-14 18:06:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_destroy [2021-12-14 18:06:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_destroy [2021-12-14 18:06:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2021-12-14 18:06:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2021-12-14 18:06:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_dev_size [2021-12-14 18:06:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_dev_size [2021-12-14 18:06:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2021-12-14 18:06:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2021-12-14 18:06:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure cell_visit_release [2021-12-14 18:06:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_visit_release [2021-12-14 18:06:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 18:06:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 18:06:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2021-12-14 18:06:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2021-12-14 18:06:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure free_discard_mapping [2021-12-14 18:06:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure free_discard_mapping [2021-12-14 18:06:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2021-12-14 18:06:19,124 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2021-12-14 18:06:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2021-12-14 18:06:19,124 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2021-12-14 18:06:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure thin_put [2021-12-14 18:06:19,124 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_put [2021-12-14 18:06:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_needs_check [2021-12-14 18:06:19,124 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_needs_check [2021-12-14 18:06:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_block [2021-12-14 18:06:19,125 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_block [2021-12-14 18:06:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure copy_sm_roots [2021-12-14 18:06:19,125 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_sm_roots [2021-12-14 18:06:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2021-12-14 18:06:19,125 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2021-12-14 18:06:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_non_blocking_clone [2021-12-14 18:06:19,125 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_non_blocking_clone [2021-12-14 18:06:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio [2021-12-14 18:06:19,126 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio [2021-12-14 18:06:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-14 18:06:19,126 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-14 18:06:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_unlock [2021-12-14 18:06:19,126 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_unlock [2021-12-14 18:06:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 18:06:19,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 18:06:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume_active_thins [2021-12-14 18:06:19,127 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume_active_thins [2021-12-14 18:06:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2021-12-14 18:06:19,127 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2021-12-14 18:06:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 18:06:19,127 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 18:06:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2021-12-14 18:06:19,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2021-12-14 18:06:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure thin_merge [2021-12-14 18:06:19,128 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_merge [2021-12-14 18:06:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:06:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_del [2021-12-14 18:06:19,128 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_del [2021-12-14 18:06:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_only [2021-12-14 18:06:19,128 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_only [2021-12-14 18:06:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-14 18:06:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-14 18:06:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 18:06:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 18:06:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure thin_io_hints [2021-12-14 18:06:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_io_hints [2021-12-14 18:06:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure pool_preresume [2021-12-14 18:06:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_preresume [2021-12-14 18:06:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure thin_status [2021-12-14 18:06:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_status [2021-12-14 18:06:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure warn_if_metadata_device_too_big [2021-12-14 18:06:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_if_metadata_device_too_big [2021-12-14 18:06:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure ll_zero [2021-12-14 18:06:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_zero [2021-12-14 18:06:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_range [2021-12-14 18:06:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_range [2021-12-14 18:06:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2021-12-14 18:06:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2021-12-14 18:06:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 18:06:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure complete_mapping_preparation [2021-12-14 18:06:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_mapping_preparation [2021-12-14 18:06:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure inc_all_io_entry [2021-12-14 18:06:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_all_io_entry [2021-12-14 18:06:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-14 18:06:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-14 18:06:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:06:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure retry_bios_on_resume [2021-12-14 18:06:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_bios_on_resume [2021-12-14 18:06:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2021-12-14 18:06:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2021-12-14 18:06:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2021-12-14 18:06:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2021-12-14 18:06:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2021-12-14 18:06:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2021-12-14 18:06:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure should_error_unserviceable_bio [2021-12-14 18:06:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure should_error_unserviceable_bio [2021-12-14 18:06:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_mapping [2021-12-14 18:06:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_mapping [2021-12-14 18:06:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2021-12-14 18:06:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2021-12-14 18:06:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:06:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure thin_presuspend [2021-12-14 18:06:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_presuspend [2021-12-14 18:06:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2021-12-14 18:06:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2021-12-14 18:06:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2021-12-14 18:06:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2021-12-14 18:06:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure thin_endio [2021-12-14 18:06:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_endio [2021-12-14 18:06:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup [2021-12-14 18:06:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup [2021-12-14 18:06:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 18:06:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 18:06:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure pool_io_hints [2021-12-14 18:06:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_io_hints [2021-12-14 18:06:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure is_factor [2021-12-14 18:06:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure is_factor [2021-12-14 18:06:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-14 18:06:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-14 18:06:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared [2021-12-14 18:06:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared [2021-12-14 18:06:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2021-12-14 18:06:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2021-12-14 18:06:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_data_dev_size [2021-12-14 18:06:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_data_dev_size [2021-12-14 18:06:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-14 18:06:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-14 18:06:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2021-12-14 18:06:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2021-12-14 18:06:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-14 18:06:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-14 18:06:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_17 [2021-12-14 18:06:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_17 [2021-12-14 18:06:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-14 18:06:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-14 18:06:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 18:06:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 18:06:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure break_sharing [2021-12-14 18:06:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure break_sharing [2021-12-14 18:06:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:06:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_close [2021-12-14 18:06:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_close [2021-12-14 18:06:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-14 18:06:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-14 18:06:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-14 18:06:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-14 18:06:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-14 18:06:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-14 18:06:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_thin [2021-12-14 18:06:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_thin [2021-12-14 18:06:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:06:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2021-12-14 18:06:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2021-12-14 18:06:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2021-12-14 18:06:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2021-12-14 18:06:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure do_no_space_timeout [2021-12-14 18:06:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure do_no_space_timeout [2021-12-14 18:06:19,139 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_from_per_bio_data [2021-12-14 18:06:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_from_per_bio_data [2021-12-14 18:06:19,139 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-14 18:06:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-14 18:06:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure pool_iterate_devices [2021-12-14 18:06:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_iterate_devices [2021-12-14 18:06:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-14 18:06:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-14 18:06:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2021-12-14 18:06:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2021-12-14 18:06:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:06:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 18:06:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure save_sm_roots [2021-12-14 18:06:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure save_sm_roots [2021-12-14 18:06:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure __complete_mapping_preparation [2021-12-14 18:06:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __complete_mapping_preparation [2021-12-14 18:06:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 18:06:19,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 18:06:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure error_retry_list [2021-12-14 18:06:19,157 INFO L138 BoogieDeclarations]: Found implementation of procedure error_retry_list [2021-12-14 18:06:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_passdown [2021-12-14 18:06:19,157 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_passdown [2021-12-14 18:06:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-12-14 18:06:19,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-12-14 18:06:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:06:19,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:06:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_empty [2021-12-14 18:06:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_empty [2021-12-14 18:06:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-14 18:06:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-14 18:06:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure to_noflush [2021-12-14 18:06:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure to_noflush [2021-12-14 18:06:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure block_to_sectors [2021-12-14 18:06:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure block_to_sectors [2021-12-14 18:06:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-14 18:06:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-14 18:06:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure pool_status [2021-12-14 18:06:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_status [2021-12-14 18:06:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_block_time [2021-12-14 18:06:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_block_time [2021-12-14 18:06:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure error_thin_bio_list [2021-12-14 18:06:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure error_thin_bio_list [2021-12-14 18:06:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2021-12-14 18:06:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2021-12-14 18:06:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-14 18:06:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-14 18:06:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 18:06:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 18:06:19,160 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_passdown [2021-12-14 18:06:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_passdown [2021-12-14 18:06:19,160 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_cell [2021-12-14 18:06:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_cell [2021-12-14 18:06:19,160 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-14 18:06:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-14 18:06:19,160 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2021-12-14 18:06:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2021-12-14 18:06:19,160 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-14 18:06:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-14 18:06:19,160 INFO L130 BoogieDeclarations]: Found specification of procedure __resize_space_map [2021-12-14 18:06:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __resize_space_map [2021-12-14 18:06:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend [2021-12-14 18:06:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend [2021-12-14 18:06:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure inc_remap_and_issue_cell [2021-12-14 18:06:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_remap_and_issue_cell [2021-12-14 18:06:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure pool_message [2021-12-14 18:06:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_message [2021-12-14 18:06:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:06:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:06:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure break_up_discard_bio [2021-12-14 18:06:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure break_up_discard_bio [2021-12-14 18:06:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_no_passdown [2021-12-14 18:06:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_no_passdown [2021-12-14 18:06:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_inc_block [2021-12-14 18:06:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_inc_block [2021-12-14 18:06:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_block_is_used [2021-12-14 18:06:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_block_is_used [2021-12-14 18:06:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 18:06:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 18:06:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2021-12-14 18:06:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2021-12-14 18:06:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2021-12-14 18:06:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2021-12-14 18:06:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2021-12-14 18:06:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2021-12-14 18:06:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2021-12-14 18:06:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2021-12-14 18:06:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping [2021-12-14 18:06:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping [2021-12-14 18:06:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 18:06:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 18:06:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:06:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:06:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2021-12-14 18:06:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2021-12-14 18:06:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_26 [2021-12-14 18:06:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_26 [2021-12-14 18:06:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2021-12-14 18:06:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2021-12-14 18:06:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_bios [2021-12-14 18:06:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_bios [2021-12-14 18:06:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-14 18:06:19,165 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-14 18:06:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2021-12-14 18:06:19,165 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2021-12-14 18:06:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2021-12-14 18:06:19,165 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2021-12-14 18:06:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_issue_prefetches [2021-12-14 18:06:19,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_issue_prefetches [2021-12-14 18:06:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure thin_postsuspend [2021-12-14 18:06:19,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_postsuspend [2021-12-14 18:06:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure __process_bio_read_only [2021-12-14 18:06:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __process_bio_read_only [2021-12-14 18:06:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2021-12-14 18:06:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2021-12-14 18:06:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure thin_map [2021-12-14 18:06:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_map [2021-12-14 18:06:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend_undo [2021-12-14 18:06:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend_undo [2021-12-14 18:06:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 18:06:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 18:06:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 18:06:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 18:06:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-14 18:06:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-14 18:06:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_no_passdown [2021-12-14 18:06:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_no_passdown [2021-12-14 18:06:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2021-12-14 18:06:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2021-12-14 18:06:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure pool_postsuspend [2021-12-14 18:06:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_postsuspend [2021-12-14 18:06:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:06:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:06:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 18:06:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 18:06:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-12-14 18:06:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-12-14 18:06:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-14 18:06:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-14 18:06:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_metadata_dev [2021-12-14 18:06:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_metadata_dev [2021-12-14 18:06:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure __open_device [2021-12-14 18:06:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_device [2021-12-14 18:06:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2021-12-14 18:06:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2021-12-14 18:06:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-14 18:06:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-14 18:06:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2021-12-14 18:06:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2021-12-14 18:06:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2021-12-14 18:06:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2021-12-14 18:06:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2021-12-14 18:06:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2021-12-14 18:06:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2021-12-14 18:06:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2021-12-14 18:06:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:06:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 18:06:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 18:06:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_dec [2021-12-14 18:06:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_dec [2021-12-14 18:06:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-14 18:06:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-14 18:06:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure build_virtual_key [2021-12-14 18:06:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure build_virtual_key [2021-12-14 18:06:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:06:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_inc [2021-12-14 18:06:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_inc [2021-12-14 18:06:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2021-12-14 18:06:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2021-12-14 18:06:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-14 18:06:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-14 18:06:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-12-14 18:06:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-12-14 18:06:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-14 18:06:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-14 18:06:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_close_thin_device [2021-12-14 18:06:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_close_thin_device [2021-12-14 18:06:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure set_pool_mode [2021-12-14 18:06:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pool_mode [2021-12-14 18:06:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2021-12-14 18:06:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2021-12-14 18:06:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_data_dev [2021-12-14 18:06:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_data_dev [2021-12-14 18:06:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2021-12-14 18:06:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2021-12-14 18:06:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_id [2021-12-14 18:06:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_id [2021-12-14 18:06:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:06:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-12-14 18:06:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-12-14 18:06:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_and_issue [2021-12-14 18:06:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_and_issue [2021-12-14 18:06:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_commit [2021-12-14 18:06:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_commit [2021-12-14 18:06:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 18:06:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 18:06:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-14 18:06:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-14 18:06:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-14 18:06:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-14 18:06:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure __merge_bio_list [2021-12-14 18:06:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __merge_bio_list [2021-12-14 18:06:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_dec_block [2021-12-14 18:06:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_dec_block [2021-12-14 18:06:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure pool_dtr [2021-12-14 18:06:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_dtr [2021-12-14 18:06:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure get_first_thin [2021-12-14 18:06:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first_thin [2021-12-14 18:06:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-14 18:06:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-14 18:06:19,183 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2021-12-14 18:06:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2021-12-14 18:06:19,183 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_commit_metadata [2021-12-14 18:06:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_commit_metadata [2021-12-14 18:06:19,183 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2021-12-14 18:06:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2021-12-14 18:06:19,183 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-14 18:06:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-14 18:06:19,183 INFO L130 BoogieDeclarations]: Found specification of procedure get_pool_mode [2021-12-14 18:06:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pool_mode [2021-12-14 18:06:19,183 INFO L130 BoogieDeclarations]: Found specification of procedure notify_of_pool_mode_change [2021-12-14 18:06:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_of_pool_mode_change [2021-12-14 18:06:19,184 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2021-12-14 18:06:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2021-12-14 18:06:19,184 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-14 18:06:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-14 18:06:19,184 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_overwrite [2021-12-14 18:06:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_overwrite [2021-12-14 18:06:19,184 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert [2021-12-14 18:06:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert [2021-12-14 18:06:19,184 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2021-12-14 18:06:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2021-12-14 18:06:19,184 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_unlock [2021-12-14 18:06:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_unlock [2021-12-14 18:06:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure io_overwrites_block [2021-12-14 18:06:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overwrites_block [2021-12-14 18:06:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure build_data_key [2021-12-14 18:06:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure build_data_key [2021-12-14 18:06:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2021-12-14 18:06:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2021-12-14 18:06:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2021-12-14 18:06:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2021-12-14 18:06:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2021-12-14 18:06:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2021-12-14 18:06:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2021-12-14 18:06:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2021-12-14 18:06:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure thin_iterate_devices [2021-12-14 18:06:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_iterate_devices [2021-12-14 18:06:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2021-12-14 18:06:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2021-12-14 18:06:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure provision_block [2021-12-14 18:06:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure provision_block [2021-12-14 18:06:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 18:06:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 18:06:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2021-12-14 18:06:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2021-12-14 18:06:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2021-12-14 18:06:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2021-12-14 18:06:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2021-12-14 18:06:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2021-12-14 18:06:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2021-12-14 18:06:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2021-12-14 18:06:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2021-12-14 18:06:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2021-12-14 18:06:19,188 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 18:06:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 18:06:19,188 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2021-12-14 18:06:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2021-12-14 18:06:19,188 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-14 18:06:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-14 18:06:19,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:06:19,188 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_shared_cell [2021-12-14 18:06:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_shared_cell [2021-12-14 18:06:19,188 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_zero [2021-12-14 18:06:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_zero [2021-12-14 18:06:19,189 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_btree_details [2021-12-14 18:06:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_btree_details [2021-12-14 18:06:19,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:06:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:06:19,189 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_block_count [2021-12-14 18:06:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_block_count [2021-12-14 18:06:19,189 INFO L130 BoogieDeclarations]: Found specification of procedure pool_map [2021-12-14 18:06:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_map [2021-12-14 18:06:19,189 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2021-12-14 18:06:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2021-12-14 18:06:19,190 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_lookup [2021-12-14 18:06:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_lookup [2021-12-14 18:06:19,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-14 18:06:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-14 18:06:19,190 INFO L130 BoogieDeclarations]: Found specification of procedure error_bio_list [2021-12-14 18:06:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bio_list [2021-12-14 18:06:19,190 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_complete [2021-12-14 18:06:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_complete [2021-12-14 18:06:19,190 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer_no_holder [2021-12-14 18:06:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer_no_holder [2021-12-14 18:06:19,191 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2021-12-14 18:06:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2021-12-14 18:06:19,204 INFO L130 BoogieDeclarations]: Found specification of procedure retry_on_resume [2021-12-14 18:06:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_on_resume [2021-12-14 18:06:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-14 18:06:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-14 18:06:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure pool_merge [2021-12-14 18:06:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_merge [2021-12-14 18:06:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error [2021-12-14 18:06:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error [2021-12-14 18:06:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-14 18:06:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-14 18:06:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2021-12-14 18:06:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2021-12-14 18:06:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_abort_metadata [2021-12-14 18:06:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_abort_metadata [2021-12-14 18:06:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2021-12-14 18:06:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2021-12-14 18:06:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_inc [2021-12-14 18:06:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_inc [2021-12-14 18:06:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2021-12-14 18:06:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2021-12-14 18:06:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure check_arg_count [2021-12-14 18:06:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure check_arg_count [2021-12-14 18:06:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2021-12-14 18:06:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2021-12-14 18:06:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue [2021-12-14 18:06:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue [2021-12-14 18:06:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-14 18:06:19,208 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-14 18:06:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2021-12-14 18:06:19,208 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2021-12-14 18:06:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_dec [2021-12-14 18:06:19,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_dec [2021-12-14 18:06:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2021-12-14 18:06:19,208 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2021-12-14 18:06:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure process_shared_bio [2021-12-14 18:06:19,209 INFO L138 BoogieDeclarations]: Found implementation of procedure process_shared_bio [2021-12-14 18:06:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-12-14 18:06:19,209 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-12-14 18:06:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2021-12-14 18:06:19,209 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2021-12-14 18:06:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-14 18:06:19,209 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-14 18:06:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure thin_dtr [2021-12-14 18:06:19,210 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_dtr [2021-12-14 18:06:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2021-12-14 18:06:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2021-12-14 18:06:19,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2021-12-14 18:06:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2021-12-14 18:06:19,210 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2021-12-14 18:06:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_next_mapping [2021-12-14 18:06:19,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_next_mapping [2021-12-14 18:06:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2021-12-14 18:06:19,211 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2021-12-14 18:06:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure handle_unserviceable_bio [2021-12-14 18:06:19,211 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_unserviceable_bio [2021-12-14 18:06:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-14 18:06:19,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-14 18:06:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2021-12-14 18:06:19,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2021-12-14 18:06:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_copy [2021-12-14 18:06:19,212 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_copy [2021-12-14 18:06:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-14 18:06:19,212 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-14 18:06:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:06:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-14 18:06:19,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-14 18:06:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2021-12-14 18:06:19,213 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2021-12-14 18:06:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-14 18:06:19,213 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-14 18:06:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2021-12-14 18:06:19,213 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2021-12-14 18:06:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2021-12-14 18:06:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2021-12-14 18:06:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_cells [2021-12-14 18:06:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_cells [2021-12-14 18:06:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume [2021-12-14 18:06:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume [2021-12-14 18:06:20,724 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:06:20,732 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:06:21,022 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:06:31,098 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:06:31,131 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:06:31,131 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 18:06:31,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:06:31 BoogieIcfgContainer [2021-12-14 18:06:31,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:06:31,140 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:06:31,140 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:06:31,143 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:06:31,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:06:12" (1/3) ... [2021-12-14 18:06:31,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f8c2e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:06:31, skipping insertion in model container [2021-12-14 18:06:31,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:06:18" (2/3) ... [2021-12-14 18:06:31,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f8c2e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:06:31, skipping insertion in model container [2021-12-14 18:06:31,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:06:31" (3/3) ... [2021-12-14 18:06:31,146 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-14 18:06:31,150 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:06:31,150 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 18:06:31,219 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:06:31,228 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 [2021-12-14 18:06:31,228 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 18:06:31,310 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) [2021-12-14 18:06:31,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-12-14 18:06:31,325 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:06:31,326 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] [2021-12-14 18:06:31,326 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:06:31,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:06:31,331 INFO L85 PathProgramCache]: Analyzing trace with hash 940137217, now seen corresponding path program 1 times [2021-12-14 18:06:31,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:06:31,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104273536] [2021-12-14 18:06:31,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:06:31,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:06:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:31,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:06:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:31,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:31,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:31,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:06:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:06:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:06:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:06:32,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:06:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:06:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:06:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 18:06:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:06:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-14 18:06:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-14 18:06:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-14 18:06:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-14 18:06:32,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-14 18:06:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-14 18:06:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-14 18:06:32,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-14 18:06:32,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-14 18:06:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-14 18:06:32,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-14 18:06:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-14 18:06:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-14 18:06:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-14 18:06:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-14 18:06:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-14 18:06:32,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-14 18:06:32,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-14 18:06:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-14 18:06:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-14 18:06:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:32,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2021-12-14 18:06:32,975 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:06:32,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104273536] [2021-12-14 18:06:32,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104273536] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:06:32,976 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:06:32,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 18:06:32,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738301049] [2021-12-14 18:06:32,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:06:32,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 18:06:32,982 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:06:33,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 18:06:33,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 18:06:33,014 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) [2021-12-14 18:06:39,227 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 [] [2021-12-14 18:06:43,012 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:06:46,878 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:06:49,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:06:49,158 INFO L93 Difference]: Finished difference Result 9809 states and 14569 transitions. [2021-12-14 18:06:49,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 18:06:49,160 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 [2021-12-14 18:06:49,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:06:49,215 INFO L225 Difference]: With dead ends: 9809 [2021-12-14 18:06:49,216 INFO L226 Difference]: Without dead ends: 5369 [2021-12-14 18:06:49,244 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 [2021-12-14 18:06:49,246 INFO L933 BasicCegarLoop]: 5758 mSDtfsCounter, 5175 mSDsluCounter, 2829 mSDsCounter, 0 mSdLazyCounter, 2957 mSolverCounterSat, 5566 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5347 SdHoareTripleChecker+Valid, 8587 SdHoareTripleChecker+Invalid, 8526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5566 IncrementalHoareTripleChecker+Valid, 2957 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2021-12-14 18:06:49,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5347 Valid, 8587 Invalid, 8526 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5566 Valid, 2957 Invalid, 3 Unknown, 0 Unchecked, 15.5s Time] [2021-12-14 18:06:49,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5369 states. [2021-12-14 18:06:49,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5369 to 4390. [2021-12-14 18:06:49,493 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) [2021-12-14 18:06:49,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 4390 states and 6173 transitions. [2021-12-14 18:06:49,535 INFO L78 Accepts]: Start accepts. Automaton has 4390 states and 6173 transitions. Word has length 426 [2021-12-14 18:06:49,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:06:49,537 INFO L470 AbstractCegarLoop]: Abstraction has 4390 states and 6173 transitions. [2021-12-14 18:06:49,540 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) [2021-12-14 18:06:49,540 INFO L276 IsEmpty]: Start isEmpty. Operand 4390 states and 6173 transitions. [2021-12-14 18:06:49,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-12-14 18:06:49,553 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:06:49,554 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] [2021-12-14 18:06:49,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 18:06:49,554 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:06:49,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:06:49,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1043612449, now seen corresponding path program 1 times [2021-12-14 18:06:49,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:06:49,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725630095] [2021-12-14 18:06:49,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:06:49,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:06:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:49,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:06:49,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:49,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:49,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:06:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:06:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:06:50,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:06:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:06:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:06:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:06:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 18:06:50,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:06:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-14 18:06:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-14 18:06:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-14 18:06:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-14 18:06:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-14 18:06:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-14 18:06:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:06:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-14 18:06:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-14 18:06:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-14 18:06:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-14 18:06:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-14 18:06:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-14 18:06:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-14 18:06:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-14 18:06:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-14 18:06:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-14 18:06:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-14 18:06:50,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-14 18:06:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-14 18:06:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-14 18:06:50,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:06:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:06:50,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2021-12-14 18:06:50,654 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:06:50,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725630095] [2021-12-14 18:06:50,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725630095] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:06:50,655 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:06:50,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 18:06:50,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214308137] [2021-12-14 18:06:50,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:06:50,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 18:06:50,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:06:50,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 18:06:50,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 18:06:50,659 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)