./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-08_1a-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-08_1a-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 caf1a4eab5e51deb57b3b831f63984ad70a1fd7311b8578dfecf8fada796f2c4 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:57:57,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:57:57,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:57:57,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:57:57,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:57:57,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:57:57,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:57:57,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:57:57,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:57:57,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:57:57,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:57:57,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:57:57,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:57:57,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:57:57,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:57:57,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:57:57,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:57:57,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:57:57,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:57:57,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:57:57,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:57:57,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:57:57,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:57:57,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:57:57,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:57:57,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:57:57,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:57:57,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:57:57,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:57:57,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:57:57,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:57:57,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:57:57,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:57:57,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:57:57,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:57:57,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:57:57,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:57:57,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:57:57,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:57:57,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:57:57,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:57:57,993 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:57:58,012 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:57:58,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:57:58,013 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:57:58,013 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:57:58,014 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:57:58,014 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:57:58,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:57:58,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:57:58,015 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:57:58,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:57:58,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:57:58,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:57:58,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:57:58,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:57:58,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:57:58,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:57:58,017 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:57:58,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:57:58,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:57:58,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:57:58,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:57:58,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:57:58,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:57:58,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:57:58,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:57:58,018 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:57:58,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:57:58,019 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:57:58,019 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:57:58,019 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:57:58,019 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:57:58,020 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caf1a4eab5e51deb57b3b831f63984ad70a1fd7311b8578dfecf8fada796f2c4 [2021-12-14 17:57:58,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:57:58,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:57:58,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:57:58,277 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:57:58,277 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:57:58,278 INFO L432 ainManager$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-08_1a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-14 17:57:58,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87c92135a/aff89e4b095b46c49c622badb2679863/FLAG71e71819f [2021-12-14 17:57:59,141 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:57:59,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-14 17:57:59,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87c92135a/aff89e4b095b46c49c622badb2679863/FLAG71e71819f [2021-12-14 17:57:59,666 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87c92135a/aff89e4b095b46c49c622badb2679863 [2021-12-14 17:57:59,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:57:59,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:57:59,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:57:59,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:57:59,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:57:59,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:57:59" (1/1) ... [2021-12-14 17:57:59,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d48b61d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:57:59, skipping insertion in model container [2021-12-14 17:57:59,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:57:59" (1/1) ... [2021-12-14 17:57:59,688 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:57:59,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:58:03,437 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-08_1a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[386914,386927] [2021-12-14 17:58:03,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:58:03,544 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:58:04,157 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-08_1a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[386914,386927] [2021-12-14 17:58:04,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:58:04,359 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:58:04,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:04 WrapperNode [2021-12-14 17:58:04,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:58:04,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:58:04,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:58:04,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:58:04,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:04" (1/1) ... [2021-12-14 17:58:04,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:04" (1/1) ... [2021-12-14 17:58:04,819 INFO L137 Inliner]: procedures = 589, calls = 4506, calls flagged for inlining = 238, calls inlined = 235, statements flattened = 10757 [2021-12-14 17:58:04,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:58:04,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:58:04,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:58:04,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:58:04,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:04" (1/1) ... [2021-12-14 17:58:04,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:04" (1/1) ... [2021-12-14 17:58:04,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:04" (1/1) ... [2021-12-14 17:58:04,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:04" (1/1) ... [2021-12-14 17:58:05,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:04" (1/1) ... [2021-12-14 17:58:05,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:04" (1/1) ... [2021-12-14 17:58:05,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:04" (1/1) ... [2021-12-14 17:58:05,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:58:05,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:58:05,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:58:05,385 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:58:05,386 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:04" (1/1) ... [2021-12-14 17:58:05,392 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:58:05,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:58:05,421 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 17:58:05,508 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 17:58:05,536 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2021-12-14 17:58:05,536 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2021-12-14 17:58:05,537 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-14 17:58:05,537 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-14 17:58:05,537 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2021-12-14 17:58:05,537 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2021-12-14 17:58:05,537 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2021-12-14 17:58:05,537 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2021-12-14 17:58:05,537 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2021-12-14 17:58:05,568 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2021-12-14 17:58:05,568 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2021-12-14 17:58:05,568 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2021-12-14 17:58:05,568 INFO L130 BoogieDeclarations]: Found specification of procedure noflush_work [2021-12-14 17:58:05,569 INFO L138 BoogieDeclarations]: Found implementation of procedure noflush_work [2021-12-14 17:58:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_lock [2021-12-14 17:58:05,569 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_lock [2021-12-14 17:58:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2021-12-14 17:58:05,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2021-12-14 17:58:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2021-12-14 17:58:05,569 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2021-12-14 17:58:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 17:58:05,569 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 17:58:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure thin_preresume [2021-12-14 17:58:05,569 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_preresume [2021-12-14 17:58:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-12-14 17:58:05,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-12-14 17:58:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-14 17:58:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-14 17:58:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_update [2021-12-14 17:58:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_update [2021-12-14 17:58:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove [2021-12-14 17:58:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove [2021-12-14 17:58:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size_in_blocks [2021-12-14 17:58:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size_in_blocks [2021-12-14 17:58:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure pool_features_init [2021-12-14 17:58:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_features_init [2021-12-14 17:58:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:58:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:58:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-14 17:58:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-14 17:58:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_external_copy [2021-12-14 17:58:05,571 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_external_copy [2021-12-14 17:58:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-12-14 17:58:05,571 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-12-14 17:58:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure __close_device [2021-12-14 17:58:05,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __close_device [2021-12-14 17:58:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure remap [2021-12-14 17:58:05,571 INFO L138 BoogieDeclarations]: Found implementation of procedure remap [2021-12-14 17:58:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-14 17:58:05,571 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-14 17:58:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-12-14 17:58:05,571 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-12-14 17:58:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure thin_get [2021-12-14 17:58:05,572 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_get [2021-12-14 17:58:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2021-12-14 17:58:05,572 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2021-12-14 17:58:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2021-12-14 17:58:05,572 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2021-12-14 17:58:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2021-12-14 17:58:05,572 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2021-12-14 17:58:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-14 17:58:05,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-14 17:58:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_callbacks [2021-12-14 17:58:05,572 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_callbacks [2021-12-14 17:58:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_data_block [2021-12-14 17:58:05,573 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_data_block [2021-12-14 17:58:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_destroy [2021-12-14 17:58:05,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_destroy [2021-12-14 17:58:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2021-12-14 17:58:05,573 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2021-12-14 17:58:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_dev_size [2021-12-14 17:58:05,573 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_dev_size [2021-12-14 17:58:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2021-12-14 17:58:05,573 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2021-12-14 17:58:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure cell_visit_release [2021-12-14 17:58:05,573 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_visit_release [2021-12-14 17:58:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 17:58:05,573 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 17:58:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2021-12-14 17:58:05,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2021-12-14 17:58:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure free_discard_mapping [2021-12-14 17:58:05,574 INFO L138 BoogieDeclarations]: Found implementation of procedure free_discard_mapping [2021-12-14 17:58:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2021-12-14 17:58:05,574 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2021-12-14 17:58:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2021-12-14 17:58:05,574 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2021-12-14 17:58:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure thin_put [2021-12-14 17:58:05,574 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_put [2021-12-14 17:58:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_needs_check [2021-12-14 17:58:05,574 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_needs_check [2021-12-14 17:58:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_block [2021-12-14 17:58:05,574 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_block [2021-12-14 17:58:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure copy_sm_roots [2021-12-14 17:58:05,575 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_sm_roots [2021-12-14 17:58:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2021-12-14 17:58:05,575 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2021-12-14 17:58:05,576 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_non_blocking_clone [2021-12-14 17:58:05,577 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_non_blocking_clone [2021-12-14 17:58:05,577 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio [2021-12-14 17:58:05,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio [2021-12-14 17:58:05,577 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-14 17:58:05,577 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-14 17:58:05,577 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_unlock [2021-12-14 17:58:05,577 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_unlock [2021-12-14 17:58:05,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 17:58:05,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 17:58:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume_active_thins [2021-12-14 17:58:05,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume_active_thins [2021-12-14 17:58:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2021-12-14 17:58:05,578 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2021-12-14 17:58:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 17:58:05,578 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 17:58:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2021-12-14 17:58:05,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2021-12-14 17:58:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure thin_merge [2021-12-14 17:58:05,579 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_merge [2021-12-14 17:58:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:58:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_del [2021-12-14 17:58:05,579 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_del [2021-12-14 17:58:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_only [2021-12-14 17:58:05,580 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_only [2021-12-14 17:58:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-14 17:58:05,580 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-14 17:58:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 17:58:05,580 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 17:58:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure thin_io_hints [2021-12-14 17:58:05,581 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_io_hints [2021-12-14 17:58:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure pool_preresume [2021-12-14 17:58:05,581 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_preresume [2021-12-14 17:58:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure thin_status [2021-12-14 17:58:05,581 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_status [2021-12-14 17:58:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure warn_if_metadata_device_too_big [2021-12-14 17:58:05,581 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_if_metadata_device_too_big [2021-12-14 17:58:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure ll_zero [2021-12-14 17:58:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_zero [2021-12-14 17:58:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_range [2021-12-14 17:58:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_range [2021-12-14 17:58:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2021-12-14 17:58:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2021-12-14 17:58:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 17:58:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure complete_mapping_preparation [2021-12-14 17:58:05,583 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_mapping_preparation [2021-12-14 17:58:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure inc_all_io_entry [2021-12-14 17:58:05,583 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_all_io_entry [2021-12-14 17:58:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-14 17:58:05,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-14 17:58:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 17:58:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure retry_bios_on_resume [2021-12-14 17:58:05,583 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_bios_on_resume [2021-12-14 17:58:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2021-12-14 17:58:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2021-12-14 17:58:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2021-12-14 17:58:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2021-12-14 17:58:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2021-12-14 17:58:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2021-12-14 17:58:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure should_error_unserviceable_bio [2021-12-14 17:58:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure should_error_unserviceable_bio [2021-12-14 17:58:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_mapping [2021-12-14 17:58:05,585 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_mapping [2021-12-14 17:58:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2021-12-14 17:58:05,585 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2021-12-14 17:58:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:58:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure thin_presuspend [2021-12-14 17:58:05,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_presuspend [2021-12-14 17:58:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2021-12-14 17:58:05,586 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2021-12-14 17:58:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2021-12-14 17:58:05,586 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2021-12-14 17:58:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure thin_endio [2021-12-14 17:58:05,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_endio [2021-12-14 17:58:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup [2021-12-14 17:58:05,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup [2021-12-14 17:58:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 17:58:05,587 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 17:58:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure pool_io_hints [2021-12-14 17:58:05,587 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_io_hints [2021-12-14 17:58:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure is_factor [2021-12-14 17:58:05,587 INFO L138 BoogieDeclarations]: Found implementation of procedure is_factor [2021-12-14 17:58:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-14 17:58:05,587 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-14 17:58:05,588 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared [2021-12-14 17:58:05,588 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared [2021-12-14 17:58:05,588 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2021-12-14 17:58:05,588 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2021-12-14 17:58:05,588 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_data_dev_size [2021-12-14 17:58:05,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_data_dev_size [2021-12-14 17:58:05,588 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-14 17:58:05,588 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-14 17:58:05,589 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2021-12-14 17:58:05,589 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2021-12-14 17:58:05,589 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-14 17:58:05,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-14 17:58:05,589 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-14 17:58:05,589 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-14 17:58:05,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 17:58:05,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 17:58:05,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_10 [2021-12-14 17:58:05,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_10 [2021-12-14 17:58:05,590 INFO L130 BoogieDeclarations]: Found specification of procedure break_sharing [2021-12-14 17:58:05,590 INFO L138 BoogieDeclarations]: Found implementation of procedure break_sharing [2021-12-14 17:58:05,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:58:05,590 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_close [2021-12-14 17:58:05,590 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_close [2021-12-14 17:58:05,591 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-14 17:58:05,591 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-14 17:58:05,591 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-14 17:58:05,591 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-14 17:58:05,591 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-14 17:58:05,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-14 17:58:05,591 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_thin [2021-12-14 17:58:05,591 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_thin [2021-12-14 17:58:05,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:58:05,592 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2021-12-14 17:58:05,592 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2021-12-14 17:58:05,592 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2021-12-14 17:58:05,592 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2021-12-14 17:58:05,592 INFO L130 BoogieDeclarations]: Found specification of procedure do_no_space_timeout [2021-12-14 17:58:05,592 INFO L138 BoogieDeclarations]: Found implementation of procedure do_no_space_timeout [2021-12-14 17:58:05,592 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_from_per_bio_data [2021-12-14 17:58:05,593 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_from_per_bio_data [2021-12-14 17:58:05,593 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-14 17:58:05,593 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-14 17:58:05,593 INFO L130 BoogieDeclarations]: Found specification of procedure pool_iterate_devices [2021-12-14 17:58:05,593 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_iterate_devices [2021-12-14 17:58:05,593 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-14 17:58:05,593 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-14 17:58:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2021-12-14 17:58:05,594 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2021-12-14 17:58:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:58:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 17:58:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure save_sm_roots [2021-12-14 17:58:05,594 INFO L138 BoogieDeclarations]: Found implementation of procedure save_sm_roots [2021-12-14 17:58:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure __complete_mapping_preparation [2021-12-14 17:58:05,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __complete_mapping_preparation [2021-12-14 17:58:05,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 17:58:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 17:58:05,595 INFO L130 BoogieDeclarations]: Found specification of procedure error_retry_list [2021-12-14 17:58:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure error_retry_list [2021-12-14 17:58:05,595 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_passdown [2021-12-14 17:58:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_passdown [2021-12-14 17:58:05,595 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-12-14 17:58:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-12-14 17:58:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 17:58:05,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 17:58:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_empty [2021-12-14 17:58:05,596 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_empty [2021-12-14 17:58:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-14 17:58:05,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-14 17:58:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure to_noflush [2021-12-14 17:58:05,600 INFO L138 BoogieDeclarations]: Found implementation of procedure to_noflush [2021-12-14 17:58:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure block_to_sectors [2021-12-14 17:58:05,601 INFO L138 BoogieDeclarations]: Found implementation of procedure block_to_sectors [2021-12-14 17:58:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-14 17:58:05,602 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-14 17:58:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure pool_status [2021-12-14 17:58:05,602 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_status [2021-12-14 17:58:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_block_time [2021-12-14 17:58:05,604 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_block_time [2021-12-14 17:58:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure error_thin_bio_list [2021-12-14 17:58:05,605 INFO L138 BoogieDeclarations]: Found implementation of procedure error_thin_bio_list [2021-12-14 17:58:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2021-12-14 17:58:05,605 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2021-12-14 17:58:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-14 17:58:05,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-14 17:58:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 17:58:05,605 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 17:58:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_passdown [2021-12-14 17:58:05,606 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_passdown [2021-12-14 17:58:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_cell [2021-12-14 17:58:05,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_cell [2021-12-14 17:58:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-14 17:58:05,606 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-14 17:58:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2021-12-14 17:58:05,606 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2021-12-14 17:58:05,607 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-14 17:58:05,607 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-14 17:58:05,607 INFO L130 BoogieDeclarations]: Found specification of procedure __resize_space_map [2021-12-14 17:58:05,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __resize_space_map [2021-12-14 17:58:05,607 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend [2021-12-14 17:58:05,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend [2021-12-14 17:58:05,607 INFO L130 BoogieDeclarations]: Found specification of procedure inc_remap_and_issue_cell [2021-12-14 17:58:05,607 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_remap_and_issue_cell [2021-12-14 17:58:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure pool_message [2021-12-14 17:58:05,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_message [2021-12-14 17:58:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:58:05,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:58:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure break_up_discard_bio [2021-12-14 17:58:05,608 INFO L138 BoogieDeclarations]: Found implementation of procedure break_up_discard_bio [2021-12-14 17:58:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_no_passdown [2021-12-14 17:58:05,608 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_no_passdown [2021-12-14 17:58:05,609 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_inc_block [2021-12-14 17:58:05,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_inc_block [2021-12-14 17:58:05,609 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_block_is_used [2021-12-14 17:58:05,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_block_is_used [2021-12-14 17:58:05,609 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 17:58:05,609 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 17:58:05,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_14 [2021-12-14 17:58:05,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_14 [2021-12-14 17:58:05,610 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2021-12-14 17:58:05,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2021-12-14 17:58:05,610 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2021-12-14 17:58:05,610 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2021-12-14 17:58:05,610 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2021-12-14 17:58:05,610 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2021-12-14 17:58:05,610 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2021-12-14 17:58:05,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2021-12-14 17:58:05,610 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping [2021-12-14 17:58:05,611 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping [2021-12-14 17:58:05,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:58:05,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:58:05,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 17:58:05,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 17:58:05,611 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2021-12-14 17:58:05,611 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2021-12-14 17:58:05,611 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2021-12-14 17:58:05,612 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2021-12-14 17:58:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_bios [2021-12-14 17:58:05,612 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_bios [2021-12-14 17:58:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-14 17:58:05,612 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-14 17:58:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2021-12-14 17:58:05,612 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2021-12-14 17:58:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2021-12-14 17:58:05,613 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2021-12-14 17:58:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_issue_prefetches [2021-12-14 17:58:05,613 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_issue_prefetches [2021-12-14 17:58:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure thin_postsuspend [2021-12-14 17:58:05,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_postsuspend [2021-12-14 17:58:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure __process_bio_read_only [2021-12-14 17:58:05,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __process_bio_read_only [2021-12-14 17:58:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2021-12-14 17:58:05,613 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2021-12-14 17:58:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure thin_map [2021-12-14 17:58:05,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_map [2021-12-14 17:58:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend_undo [2021-12-14 17:58:05,614 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend_undo [2021-12-14 17:58:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 17:58:05,614 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 17:58:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:58:05,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:58:05,615 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-14 17:58:05,615 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-14 17:58:05,615 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_no_passdown [2021-12-14 17:58:05,615 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_no_passdown [2021-12-14 17:58:05,615 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2021-12-14 17:58:05,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2021-12-14 17:58:05,615 INFO L130 BoogieDeclarations]: Found specification of procedure pool_postsuspend [2021-12-14 17:58:05,615 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_postsuspend [2021-12-14 17:58:05,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 17:58:05,616 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 17:58:05,616 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:58:05,616 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:58:05,616 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-12-14 17:58:05,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-12-14 17:58:05,616 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_metadata_dev [2021-12-14 17:58:05,616 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_metadata_dev [2021-12-14 17:58:05,617 INFO L130 BoogieDeclarations]: Found specification of procedure __open_device [2021-12-14 17:58:05,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_device [2021-12-14 17:58:05,617 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2021-12-14 17:58:05,617 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2021-12-14 17:58:05,617 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-14 17:58:05,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-14 17:58:05,617 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2021-12-14 17:58:05,617 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2021-12-14 17:58:05,617 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2021-12-14 17:58:05,618 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2021-12-14 17:58:05,618 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2021-12-14 17:58:05,618 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2021-12-14 17:58:05,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:58:05,618 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 17:58:05,618 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 17:58:05,618 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_dec [2021-12-14 17:58:05,618 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_dec [2021-12-14 17:58:05,619 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-14 17:58:05,619 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-14 17:58:05,619 INFO L130 BoogieDeclarations]: Found specification of procedure build_virtual_key [2021-12-14 17:58:05,619 INFO L138 BoogieDeclarations]: Found implementation of procedure build_virtual_key [2021-12-14 17:58:05,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:58:05,619 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_inc [2021-12-14 17:58:05,619 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_inc [2021-12-14 17:58:05,619 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2021-12-14 17:58:05,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2021-12-14 17:58:05,620 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-14 17:58:05,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-14 17:58:05,620 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-12-14 17:58:05,620 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-12-14 17:58:05,620 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-14 17:58:05,620 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-14 17:58:05,621 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_close_thin_device [2021-12-14 17:58:05,621 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_close_thin_device [2021-12-14 17:58:05,621 INFO L130 BoogieDeclarations]: Found specification of procedure set_pool_mode [2021-12-14 17:58:05,621 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pool_mode [2021-12-14 17:58:05,621 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2021-12-14 17:58:05,621 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2021-12-14 17:58:05,621 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_data_dev [2021-12-14 17:58:05,621 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_data_dev [2021-12-14 17:58:05,621 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2021-12-14 17:58:05,622 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2021-12-14 17:58:05,622 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_id [2021-12-14 17:58:05,622 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_id [2021-12-14 17:58:05,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:58:05,622 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-12-14 17:58:05,622 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-12-14 17:58:05,622 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_and_issue [2021-12-14 17:58:05,622 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_and_issue [2021-12-14 17:58:05,623 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_commit [2021-12-14 17:58:05,623 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_commit [2021-12-14 17:58:05,623 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 17:58:05,623 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 17:58:05,623 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-14 17:58:05,623 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-14 17:58:05,623 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-14 17:58:05,623 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-14 17:58:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure __merge_bio_list [2021-12-14 17:58:05,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __merge_bio_list [2021-12-14 17:58:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-14 17:58:05,624 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-14 17:58:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_dec_block [2021-12-14 17:58:05,624 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_dec_block [2021-12-14 17:58:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure pool_dtr [2021-12-14 17:58:05,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_dtr [2021-12-14 17:58:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure get_first_thin [2021-12-14 17:58:05,625 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first_thin [2021-12-14 17:58:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-14 17:58:05,625 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-14 17:58:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2021-12-14 17:58:05,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2021-12-14 17:58:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_commit_metadata [2021-12-14 17:58:05,625 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_commit_metadata [2021-12-14 17:58:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2021-12-14 17:58:05,626 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2021-12-14 17:58:05,626 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-14 17:58:05,626 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-14 17:58:05,626 INFO L130 BoogieDeclarations]: Found specification of procedure get_pool_mode [2021-12-14 17:58:05,626 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pool_mode [2021-12-14 17:58:05,626 INFO L130 BoogieDeclarations]: Found specification of procedure notify_of_pool_mode_change [2021-12-14 17:58:05,626 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_of_pool_mode_change [2021-12-14 17:58:05,626 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2021-12-14 17:58:05,626 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2021-12-14 17:58:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-14 17:58:05,627 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-14 17:58:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_overwrite [2021-12-14 17:58:05,627 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_overwrite [2021-12-14 17:58:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert [2021-12-14 17:58:05,627 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert [2021-12-14 17:58:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2021-12-14 17:58:05,627 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2021-12-14 17:58:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_unlock [2021-12-14 17:58:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_unlock [2021-12-14 17:58:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure io_overwrites_block [2021-12-14 17:58:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overwrites_block [2021-12-14 17:58:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure build_data_key [2021-12-14 17:58:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure build_data_key [2021-12-14 17:58:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2021-12-14 17:58:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2021-12-14 17:58:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2021-12-14 17:58:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2021-12-14 17:58:05,629 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2021-12-14 17:58:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2021-12-14 17:58:05,629 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2021-12-14 17:58:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2021-12-14 17:58:05,629 INFO L130 BoogieDeclarations]: Found specification of procedure thin_iterate_devices [2021-12-14 17:58:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_iterate_devices [2021-12-14 17:58:05,629 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2021-12-14 17:58:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2021-12-14 17:58:05,630 INFO L130 BoogieDeclarations]: Found specification of procedure provision_block [2021-12-14 17:58:05,630 INFO L138 BoogieDeclarations]: Found implementation of procedure provision_block [2021-12-14 17:58:05,630 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 17:58:05,630 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 17:58:05,630 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2021-12-14 17:58:05,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2021-12-14 17:58:05,630 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2021-12-14 17:58:05,630 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2021-12-14 17:58:05,630 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2021-12-14 17:58:05,631 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2021-12-14 17:58:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2021-12-14 17:58:05,631 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2021-12-14 17:58:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 17:58:05,631 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 17:58:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2021-12-14 17:58:05,631 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2021-12-14 17:58:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-14 17:58:05,632 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-14 17:58:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:58:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_shared_cell [2021-12-14 17:58:05,632 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_shared_cell [2021-12-14 17:58:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_zero [2021-12-14 17:58:05,632 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_zero [2021-12-14 17:58:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_btree_details [2021-12-14 17:58:05,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_btree_details [2021-12-14 17:58:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:58:05,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:58:05,633 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_block_count [2021-12-14 17:58:05,633 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_block_count [2021-12-14 17:58:05,633 INFO L130 BoogieDeclarations]: Found specification of procedure pool_map [2021-12-14 17:58:05,633 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_map [2021-12-14 17:58:05,633 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2021-12-14 17:58:05,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2021-12-14 17:58:05,633 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_lookup [2021-12-14 17:58:05,633 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_lookup [2021-12-14 17:58:05,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-14 17:58:05,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-14 17:58:05,634 INFO L130 BoogieDeclarations]: Found specification of procedure error_bio_list [2021-12-14 17:58:05,634 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bio_list [2021-12-14 17:58:05,634 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_complete [2021-12-14 17:58:05,634 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_complete [2021-12-14 17:58:05,634 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer_no_holder [2021-12-14 17:58:05,634 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer_no_holder [2021-12-14 17:58:05,635 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2021-12-14 17:58:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2021-12-14 17:58:05,635 INFO L130 BoogieDeclarations]: Found specification of procedure retry_on_resume [2021-12-14 17:58:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_on_resume [2021-12-14 17:58:05,635 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-14 17:58:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-14 17:58:05,635 INFO L130 BoogieDeclarations]: Found specification of procedure pool_merge [2021-12-14 17:58:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_merge [2021-12-14 17:58:05,635 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error [2021-12-14 17:58:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error [2021-12-14 17:58:05,636 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-14 17:58:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-14 17:58:05,636 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2021-12-14 17:58:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2021-12-14 17:58:05,636 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_abort_metadata [2021-12-14 17:58:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_abort_metadata [2021-12-14 17:58:05,636 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2021-12-14 17:58:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2021-12-14 17:58:05,637 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_inc [2021-12-14 17:58:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_inc [2021-12-14 17:58:05,637 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2021-12-14 17:58:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2021-12-14 17:58:05,637 INFO L130 BoogieDeclarations]: Found specification of procedure check_arg_count [2021-12-14 17:58:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure check_arg_count [2021-12-14 17:58:05,637 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2021-12-14 17:58:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2021-12-14 17:58:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue [2021-12-14 17:58:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue [2021-12-14 17:58:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-14 17:58:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-14 17:58:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2021-12-14 17:58:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2021-12-14 17:58:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_dec [2021-12-14 17:58:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_dec [2021-12-14 17:58:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2021-12-14 17:58:05,639 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2021-12-14 17:58:05,639 INFO L130 BoogieDeclarations]: Found specification of procedure process_shared_bio [2021-12-14 17:58:05,639 INFO L138 BoogieDeclarations]: Found implementation of procedure process_shared_bio [2021-12-14 17:58:05,639 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-12-14 17:58:05,639 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-12-14 17:58:05,639 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2021-12-14 17:58:05,639 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2021-12-14 17:58:05,639 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-14 17:58:05,640 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-14 17:58:05,640 INFO L130 BoogieDeclarations]: Found specification of procedure thin_dtr [2021-12-14 17:58:05,640 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_dtr [2021-12-14 17:58:05,640 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2021-12-14 17:58:05,640 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2021-12-14 17:58:05,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2021-12-14 17:58:05,640 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2021-12-14 17:58:05,640 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2021-12-14 17:58:05,640 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_next_mapping [2021-12-14 17:58:05,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_next_mapping [2021-12-14 17:58:05,641 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2021-12-14 17:58:05,641 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2021-12-14 17:58:05,641 INFO L130 BoogieDeclarations]: Found specification of procedure handle_unserviceable_bio [2021-12-14 17:58:05,641 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_unserviceable_bio [2021-12-14 17:58:05,641 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-14 17:58:05,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-14 17:58:05,641 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2021-12-14 17:58:05,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2021-12-14 17:58:05,642 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_copy [2021-12-14 17:58:05,642 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_copy [2021-12-14 17:58:05,642 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-14 17:58:05,642 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-14 17:58:05,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:58:05,642 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-14 17:58:05,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-14 17:58:05,642 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2021-12-14 17:58:05,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2021-12-14 17:58:05,643 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-14 17:58:05,643 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-14 17:58:05,643 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2021-12-14 17:58:05,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2021-12-14 17:58:05,643 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2021-12-14 17:58:05,643 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2021-12-14 17:58:05,643 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_cells [2021-12-14 17:58:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_cells [2021-12-14 17:58:05,644 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume [2021-12-14 17:58:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume [2021-12-14 17:58:07,006 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:58:07,010 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:58:07,222 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 17:58:17,568 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:58:17,603 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:58:17,603 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 17:58:17,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:58:17 BoogieIcfgContainer [2021-12-14 17:58:17,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:58:17,614 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:58:17,614 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:58:17,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:58:17,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:57:59" (1/3) ... [2021-12-14 17:58:17,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ae6e449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:58:17, skipping insertion in model container [2021-12-14 17:58:17,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:04" (2/3) ... [2021-12-14 17:58:17,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ae6e449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:58:17, skipping insertion in model container [2021-12-14 17:58:17,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:58:17" (3/3) ... [2021-12-14 17:58:17,621 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-14 17:58:17,626 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:58:17,626 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:58:17,698 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:58:17,706 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 17:58:17,707 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:58:17,800 INFO L276 IsEmpty]: Start isEmpty. Operand has 4378 states, 2856 states have (on average 1.2972689075630253) internal successors, (3705), 2971 states have internal predecessors, (3705), 1236 states have call successors, (1236), 285 states have call predecessors, (1236), 284 states have return successors, (1228), 1190 states have call predecessors, (1228), 1228 states have call successors, (1228) [2021-12-14 17:58:17,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-12-14 17:58:17,833 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:58:17,834 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:58:17,835 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:58:17,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:58:17,840 INFO L85 PathProgramCache]: Analyzing trace with hash 705680122, now seen corresponding path program 1 times [2021-12-14 17:58:17,848 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:58:17,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078729329] [2021-12-14 17:58:17,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:58:17,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:58:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:58:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:18,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:18,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:58:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:18,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:58:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:58:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:58:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:58:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:58:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 17:58:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 17:58:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:18,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 17:58:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-14 17:58:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-14 17:58:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-14 17:58:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-14 17:58:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:19,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-14 17:58:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-14 17:58:19,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:19,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-14 17:58:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-14 17:58:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-14 17:58:19,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-14 17:58:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-14 17:58:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-14 17:58:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-14 17:58:19,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-14 17:58:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-14 17:58:19,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-14 17:58:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-14 17:58:19,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-14 17:58:19,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-14 17:58:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-14 17:58:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:19,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-12-14 17:58:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-14 17:58:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2502 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2502 trivial. 0 not checked. [2021-12-14 17:58:19,587 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:58:19,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078729329] [2021-12-14 17:58:19,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078729329] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:58:19,588 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:58:19,588 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 17:58:19,590 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427531367] [2021-12-14 17:58:19,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:58:19,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 17:58:19,595 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:58:19,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 17:58:19,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:58:19,634 INFO L87 Difference]: Start difference. First operand has 4378 states, 2856 states have (on average 1.2972689075630253) internal successors, (3705), 2971 states have internal predecessors, (3705), 1236 states have call successors, (1236), 285 states have call predecessors, (1236), 284 states have return successors, (1228), 1190 states have call predecessors, (1228), 1228 states have call successors, (1228) Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2021-12-14 17:58:27,556 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 17:58:31,740 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 17:58:34,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:58:34,754 INFO L93 Difference]: Finished difference Result 9731 states and 14442 transitions. [2021-12-14 17:58:34,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 17:58:34,757 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 439 [2021-12-14 17:58:34,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:58:34,815 INFO L225 Difference]: With dead ends: 9731 [2021-12-14 17:58:34,816 INFO L226 Difference]: Without dead ends: 5330 [2021-12-14 17:58:34,848 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 188 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 17:58:34,852 INFO L933 BasicCegarLoop]: 5679 mSDtfsCounter, 5137 mSDsluCounter, 2815 mSDsCounter, 0 mSdLazyCounter, 2941 mSolverCounterSat, 5509 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5312 SdHoareTripleChecker+Valid, 8494 SdHoareTripleChecker+Invalid, 8452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5509 IncrementalHoareTripleChecker+Valid, 2941 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2021-12-14 17:58:34,854 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5312 Valid, 8494 Invalid, 8452 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5509 Valid, 2941 Invalid, 2 Unknown, 0 Unchecked, 14.4s Time] [2021-12-14 17:58:34,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5330 states. [2021-12-14 17:58:35,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5330 to 4351. [2021-12-14 17:58:35,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4351 states, 2839 states have (on average 1.2909475167312434) internal successors, (3665), 2944 states have internal predecessors, (3665), 1228 states have call successors, (1228), 284 states have call predecessors, (1228), 283 states have return successors, (1227), 1189 states have call predecessors, (1227), 1227 states have call successors, (1227) [2021-12-14 17:58:35,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 4351 states and 6120 transitions. [2021-12-14 17:58:35,196 INFO L78 Accepts]: Start accepts. Automaton has 4351 states and 6120 transitions. Word has length 439 [2021-12-14 17:58:35,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:58:35,199 INFO L470 AbstractCegarLoop]: Abstraction has 4351 states and 6120 transitions. [2021-12-14 17:58:35,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2021-12-14 17:58:35,200 INFO L276 IsEmpty]: Start isEmpty. Operand 4351 states and 6120 transitions. [2021-12-14 17:58:35,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-12-14 17:58:35,213 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:58:35,213 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:58:35,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:58:35,214 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:58:35,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:58:35,215 INFO L85 PathProgramCache]: Analyzing trace with hash 848764634, now seen corresponding path program 1 times [2021-12-14 17:58:35,215 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:58:35,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214202784] [2021-12-14 17:58:35,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:58:35,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:58:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:58:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:58:35,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:58:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:58:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:58:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:58:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:58:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 17:58:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 17:58:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 17:58:35,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-14 17:58:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-14 17:58:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-14 17:58:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-14 17:58:35,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-14 17:58:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-14 17:58:35,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:35,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-14 17:58:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-14 17:58:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-14 17:58:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-14 17:58:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-14 17:58:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-14 17:58:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-14 17:58:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-14 17:58:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-14 17:58:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-14 17:58:36,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-14 17:58:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-14 17:58:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-14 17:58:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-14 17:58:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-12-14 17:58:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-14 17:58:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:36,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2502 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2502 trivial. 0 not checked. [2021-12-14 17:58:36,307 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:58:36,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214202784] [2021-12-14 17:58:36,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214202784] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:58:36,308 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:58:36,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 17:58:36,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084765728] [2021-12-14 17:58:36,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:58:36,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 17:58:36,311 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:58:36,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 17:58:36,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:58:36,312 INFO L87 Difference]: Start difference. First operand 4351 states and 6120 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35)