./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 c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-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-tmp.no-commuhash-c3fed41 [2021-12-16 04:12:03,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 04:12:03,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 04:12:03,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 04:12:03,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 04:12:03,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 04:12:03,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 04:12:03,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 04:12:03,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 04:12:03,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 04:12:03,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 04:12:03,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 04:12:03,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 04:12:03,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 04:12:03,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 04:12:03,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 04:12:03,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 04:12:03,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 04:12:03,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 04:12:03,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 04:12:03,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 04:12:03,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 04:12:03,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 04:12:03,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 04:12:03,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 04:12:03,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 04:12:03,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 04:12:03,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 04:12:03,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 04:12:03,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 04:12:03,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 04:12:03,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 04:12:03,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 04:12:03,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 04:12:03,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 04:12:03,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 04:12:03,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 04:12:03,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 04:12:03,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 04:12:03,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 04:12:03,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 04:12:03,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 04:12:03,695 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 04:12:03,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 04:12:03,697 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 04:12:03,697 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 04:12:03,698 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 04:12:03,698 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 04:12:03,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 04:12:03,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 04:12:03,699 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 04:12:03,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 04:12:03,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 04:12:03,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 04:12:03,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 04:12:03,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 04:12:03,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 04:12:03,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 04:12:03,701 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 04:12:03,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 04:12:03,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 04:12:03,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 04:12:03,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 04:12:03,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:12:03,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 04:12:03,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 04:12:03,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 04:12:03,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 04:12:03,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 04:12:03,703 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 04:12:03,704 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 04:12:03,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 04:12:03,704 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 04:12:03,704 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caf1a4eab5e51deb57b3b831f63984ad70a1fd7311b8578dfecf8fada796f2c4 [2021-12-16 04:12:03,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 04:12:03,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 04:12:03,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 04:12:03,923 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 04:12:03,924 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 04:12:03,925 INFO L432 ainManager$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 [2021-12-16 04:12:03,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/376345ede/6debc87eabc24c249b2c8df20c1c44da/FLAGe614c3950 [2021-12-16 04:12:04,763 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 04:12:04,763 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 [2021-12-16 04:12:04,811 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/376345ede/6debc87eabc24c249b2c8df20c1c44da/FLAGe614c3950 [2021-12-16 04:12:04,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/376345ede/6debc87eabc24c249b2c8df20c1c44da [2021-12-16 04:12:04,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 04:12:04,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 04:12:04,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 04:12:04,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 04:12:04,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 04:12:04,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:12:04" (1/1) ... [2021-12-16 04:12:04,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62863b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:04, skipping insertion in model container [2021-12-16 04:12:04,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:12:04" (1/1) ... [2021-12-16 04:12:05,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 04:12:05,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 04:12:08,706 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] [2021-12-16 04:12:08,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:12:08,799 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 04:12:09,201 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] [2021-12-16 04:12:09,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:12:09,368 INFO L208 MainTranslator]: Completed translation [2021-12-16 04:12:09,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:09 WrapperNode [2021-12-16 04:12:09,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 04:12:09,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 04:12:09,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 04:12:09,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 04:12:09,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:09" (1/1) ... [2021-12-16 04:12:09,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:09" (1/1) ... [2021-12-16 04:12:09,679 INFO L137 Inliner]: procedures = 589, calls = 4506, calls flagged for inlining = 238, calls inlined = 235, statements flattened = 10757 [2021-12-16 04:12:09,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 04:12:09,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 04:12:09,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 04:12:09,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 04:12:09,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:09" (1/1) ... [2021-12-16 04:12:09,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:09" (1/1) ... [2021-12-16 04:12:09,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:09" (1/1) ... [2021-12-16 04:12:09,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:09" (1/1) ... [2021-12-16 04:12:09,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:09" (1/1) ... [2021-12-16 04:12:09,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:09" (1/1) ... [2021-12-16 04:12:10,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:09" (1/1) ... [2021-12-16 04:12:10,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 04:12:10,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 04:12:10,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 04:12:10,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 04:12:10,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:09" (1/1) ... [2021-12-16 04:12:10,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:12:10,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 04:12:10,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-16 04:12:10,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-16 04:12:10,217 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2021-12-16 04:12:10,217 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2021-12-16 04:12:10,217 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-16 04:12:10,217 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-16 04:12:10,217 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2021-12-16 04:12:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2021-12-16 04:12:10,218 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2021-12-16 04:12:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2021-12-16 04:12:10,218 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2021-12-16 04:12:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2021-12-16 04:12:10,218 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2021-12-16 04:12:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2021-12-16 04:12:10,218 INFO L130 BoogieDeclarations]: Found specification of procedure noflush_work [2021-12-16 04:12:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure noflush_work [2021-12-16 04:12:10,219 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_lock [2021-12-16 04:12:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_lock [2021-12-16 04:12:10,219 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2021-12-16 04:12:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2021-12-16 04:12:10,219 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2021-12-16 04:12:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2021-12-16 04:12:10,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-16 04:12:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-16 04:12:10,220 INFO L130 BoogieDeclarations]: Found specification of procedure thin_preresume [2021-12-16 04:12:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_preresume [2021-12-16 04:12:10,220 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-12-16 04:12:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-12-16 04:12:10,220 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-16 04:12:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-16 04:12:10,220 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_update [2021-12-16 04:12:10,221 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_update [2021-12-16 04:12:10,221 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove [2021-12-16 04:12:10,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove [2021-12-16 04:12:10,221 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size_in_blocks [2021-12-16 04:12:10,221 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size_in_blocks [2021-12-16 04:12:10,221 INFO L130 BoogieDeclarations]: Found specification of procedure pool_features_init [2021-12-16 04:12:10,221 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_features_init [2021-12-16 04:12:10,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 04:12:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 04:12:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-16 04:12:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-16 04:12:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_external_copy [2021-12-16 04:12:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_external_copy [2021-12-16 04:12:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-12-16 04:12:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-12-16 04:12:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure __close_device [2021-12-16 04:12:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __close_device [2021-12-16 04:12:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure remap [2021-12-16 04:12:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure remap [2021-12-16 04:12:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-16 04:12:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-16 04:12:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-12-16 04:12:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-12-16 04:12:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure thin_get [2021-12-16 04:12:10,224 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_get [2021-12-16 04:12:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2021-12-16 04:12:10,224 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2021-12-16 04:12:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2021-12-16 04:12:10,224 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2021-12-16 04:12:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2021-12-16 04:12:10,224 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2021-12-16 04:12:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-16 04:12:10,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-16 04:12:10,225 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_callbacks [2021-12-16 04:12:10,225 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_callbacks [2021-12-16 04:12:10,225 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_data_block [2021-12-16 04:12:10,225 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_data_block [2021-12-16 04:12:10,225 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_destroy [2021-12-16 04:12:10,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_destroy [2021-12-16 04:12:10,225 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2021-12-16 04:12:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2021-12-16 04:12:10,226 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_dev_size [2021-12-16 04:12:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_dev_size [2021-12-16 04:12:10,226 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2021-12-16 04:12:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2021-12-16 04:12:10,226 INFO L130 BoogieDeclarations]: Found specification of procedure cell_visit_release [2021-12-16 04:12:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_visit_release [2021-12-16 04:12:10,226 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-16 04:12:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-16 04:12:10,227 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2021-12-16 04:12:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2021-12-16 04:12:10,227 INFO L130 BoogieDeclarations]: Found specification of procedure free_discard_mapping [2021-12-16 04:12:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure free_discard_mapping [2021-12-16 04:12:10,227 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2021-12-16 04:12:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2021-12-16 04:12:10,227 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2021-12-16 04:12:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2021-12-16 04:12:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure thin_put [2021-12-16 04:12:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_put [2021-12-16 04:12:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_needs_check [2021-12-16 04:12:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_needs_check [2021-12-16 04:12:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_block [2021-12-16 04:12:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_block [2021-12-16 04:12:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure copy_sm_roots [2021-12-16 04:12:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_sm_roots [2021-12-16 04:12:10,229 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2021-12-16 04:12:10,229 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2021-12-16 04:12:10,229 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_non_blocking_clone [2021-12-16 04:12:10,229 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_non_blocking_clone [2021-12-16 04:12:10,229 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio [2021-12-16 04:12:10,229 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio [2021-12-16 04:12:10,229 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-16 04:12:10,229 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-16 04:12:10,230 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_unlock [2021-12-16 04:12:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_unlock [2021-12-16 04:12:10,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 04:12:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 04:12:10,230 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume_active_thins [2021-12-16 04:12:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume_active_thins [2021-12-16 04:12:10,230 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2021-12-16 04:12:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2021-12-16 04:12:10,230 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-16 04:12:10,231 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-16 04:12:10,231 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2021-12-16 04:12:10,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2021-12-16 04:12:10,231 INFO L130 BoogieDeclarations]: Found specification of procedure thin_merge [2021-12-16 04:12:10,231 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_merge [2021-12-16 04:12:10,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 04:12:10,231 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_del [2021-12-16 04:12:10,231 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_del [2021-12-16 04:12:10,232 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_only [2021-12-16 04:12:10,232 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_only [2021-12-16 04:12:10,232 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-16 04:12:10,232 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-16 04:12:10,232 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-16 04:12:10,232 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-16 04:12:10,232 INFO L130 BoogieDeclarations]: Found specification of procedure thin_io_hints [2021-12-16 04:12:10,232 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_io_hints [2021-12-16 04:12:10,233 INFO L130 BoogieDeclarations]: Found specification of procedure pool_preresume [2021-12-16 04:12:10,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_preresume [2021-12-16 04:12:10,233 INFO L130 BoogieDeclarations]: Found specification of procedure thin_status [2021-12-16 04:12:10,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_status [2021-12-16 04:12:10,233 INFO L130 BoogieDeclarations]: Found specification of procedure warn_if_metadata_device_too_big [2021-12-16 04:12:10,233 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_if_metadata_device_too_big [2021-12-16 04:12:10,233 INFO L130 BoogieDeclarations]: Found specification of procedure ll_zero [2021-12-16 04:12:10,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_zero [2021-12-16 04:12:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_range [2021-12-16 04:12:10,234 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_range [2021-12-16 04:12:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2021-12-16 04:12:10,234 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2021-12-16 04:12:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 04:12:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure complete_mapping_preparation [2021-12-16 04:12:10,234 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_mapping_preparation [2021-12-16 04:12:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure inc_all_io_entry [2021-12-16 04:12:10,234 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_all_io_entry [2021-12-16 04:12:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-16 04:12:10,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-16 04:12:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 04:12:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure retry_bios_on_resume [2021-12-16 04:12:10,235 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_bios_on_resume [2021-12-16 04:12:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2021-12-16 04:12:10,235 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2021-12-16 04:12:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2021-12-16 04:12:10,236 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2021-12-16 04:12:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2021-12-16 04:12:10,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2021-12-16 04:12:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure should_error_unserviceable_bio [2021-12-16 04:12:10,236 INFO L138 BoogieDeclarations]: Found implementation of procedure should_error_unserviceable_bio [2021-12-16 04:12:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_mapping [2021-12-16 04:12:10,236 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_mapping [2021-12-16 04:12:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2021-12-16 04:12:10,236 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2021-12-16 04:12:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 04:12:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure thin_presuspend [2021-12-16 04:12:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_presuspend [2021-12-16 04:12:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2021-12-16 04:12:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2021-12-16 04:12:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2021-12-16 04:12:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2021-12-16 04:12:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure thin_endio [2021-12-16 04:12:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_endio [2021-12-16 04:12:10,238 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup [2021-12-16 04:12:10,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup [2021-12-16 04:12:10,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-16 04:12:10,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-16 04:12:10,238 INFO L130 BoogieDeclarations]: Found specification of procedure pool_io_hints [2021-12-16 04:12:10,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_io_hints [2021-12-16 04:12:10,238 INFO L130 BoogieDeclarations]: Found specification of procedure is_factor [2021-12-16 04:12:10,238 INFO L138 BoogieDeclarations]: Found implementation of procedure is_factor [2021-12-16 04:12:10,238 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-16 04:12:10,239 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-16 04:12:10,239 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared [2021-12-16 04:12:10,239 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared [2021-12-16 04:12:10,239 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2021-12-16 04:12:10,239 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2021-12-16 04:12:10,239 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_data_dev_size [2021-12-16 04:12:10,239 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_data_dev_size [2021-12-16 04:12:10,239 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-16 04:12:10,239 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-16 04:12:10,240 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2021-12-16 04:12:10,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2021-12-16 04:12:10,240 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-16 04:12:10,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-16 04:12:10,240 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-16 04:12:10,240 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-16 04:12:10,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-16 04:12:10,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-16 04:12:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_10 [2021-12-16 04:12:10,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_10 [2021-12-16 04:12:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure break_sharing [2021-12-16 04:12:10,241 INFO L138 BoogieDeclarations]: Found implementation of procedure break_sharing [2021-12-16 04:12:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 04:12:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_close [2021-12-16 04:12:10,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_close [2021-12-16 04:12:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-16 04:12:10,241 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-16 04:12:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-16 04:12:10,242 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-16 04:12:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-16 04:12:10,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-16 04:12:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_thin [2021-12-16 04:12:10,242 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_thin [2021-12-16 04:12:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 04:12:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2021-12-16 04:12:10,242 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2021-12-16 04:12:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2021-12-16 04:12:10,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2021-12-16 04:12:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure do_no_space_timeout [2021-12-16 04:12:10,243 INFO L138 BoogieDeclarations]: Found implementation of procedure do_no_space_timeout [2021-12-16 04:12:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_from_per_bio_data [2021-12-16 04:12:10,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_from_per_bio_data [2021-12-16 04:12:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-16 04:12:10,243 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-16 04:12:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure pool_iterate_devices [2021-12-16 04:12:10,244 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_iterate_devices [2021-12-16 04:12:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-16 04:12:10,244 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-16 04:12:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2021-12-16 04:12:10,244 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2021-12-16 04:12:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 04:12:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-16 04:12:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure save_sm_roots [2021-12-16 04:12:10,244 INFO L138 BoogieDeclarations]: Found implementation of procedure save_sm_roots [2021-12-16 04:12:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure __complete_mapping_preparation [2021-12-16 04:12:10,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __complete_mapping_preparation [2021-12-16 04:12:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 04:12:10,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 04:12:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure error_retry_list [2021-12-16 04:12:10,245 INFO L138 BoogieDeclarations]: Found implementation of procedure error_retry_list [2021-12-16 04:12:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_passdown [2021-12-16 04:12:10,245 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_passdown [2021-12-16 04:12:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-12-16 04:12:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-12-16 04:12:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-16 04:12:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-16 04:12:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_empty [2021-12-16 04:12:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_empty [2021-12-16 04:12:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-16 04:12:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-16 04:12:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure to_noflush [2021-12-16 04:12:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure to_noflush [2021-12-16 04:12:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure block_to_sectors [2021-12-16 04:12:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure block_to_sectors [2021-12-16 04:12:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-16 04:12:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-16 04:12:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure pool_status [2021-12-16 04:12:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_status [2021-12-16 04:12:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_block_time [2021-12-16 04:12:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_block_time [2021-12-16 04:12:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure error_thin_bio_list [2021-12-16 04:12:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure error_thin_bio_list [2021-12-16 04:12:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2021-12-16 04:12:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2021-12-16 04:12:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-16 04:12:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-16 04:12:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-16 04:12:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-16 04:12:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_passdown [2021-12-16 04:12:10,249 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_passdown [2021-12-16 04:12:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_cell [2021-12-16 04:12:10,249 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_cell [2021-12-16 04:12:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-16 04:12:10,249 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-16 04:12:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2021-12-16 04:12:10,249 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2021-12-16 04:12:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-16 04:12:10,249 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-16 04:12:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure __resize_space_map [2021-12-16 04:12:10,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __resize_space_map [2021-12-16 04:12:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend [2021-12-16 04:12:10,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend [2021-12-16 04:12:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure inc_remap_and_issue_cell [2021-12-16 04:12:10,250 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_remap_and_issue_cell [2021-12-16 04:12:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure pool_message [2021-12-16 04:12:10,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_message [2021-12-16 04:12:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 04:12:10,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 04:12:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure break_up_discard_bio [2021-12-16 04:12:10,251 INFO L138 BoogieDeclarations]: Found implementation of procedure break_up_discard_bio [2021-12-16 04:12:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_no_passdown [2021-12-16 04:12:10,251 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_no_passdown [2021-12-16 04:12:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_inc_block [2021-12-16 04:12:10,251 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_inc_block [2021-12-16 04:12:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_block_is_used [2021-12-16 04:12:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_block_is_used [2021-12-16 04:12:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-16 04:12:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-16 04:12:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_14 [2021-12-16 04:12:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_14 [2021-12-16 04:12:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2021-12-16 04:12:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2021-12-16 04:12:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2021-12-16 04:12:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2021-12-16 04:12:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2021-12-16 04:12:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2021-12-16 04:12:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2021-12-16 04:12:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2021-12-16 04:12:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping [2021-12-16 04:12:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping [2021-12-16 04:12:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 04:12:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 04:12:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 04:12:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 04:12:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2021-12-16 04:12:10,254 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2021-12-16 04:12:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2021-12-16 04:12:10,254 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2021-12-16 04:12:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_bios [2021-12-16 04:12:10,254 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_bios [2021-12-16 04:12:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-16 04:12:10,254 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-16 04:12:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2021-12-16 04:12:10,255 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2021-12-16 04:12:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2021-12-16 04:12:10,255 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2021-12-16 04:12:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_issue_prefetches [2021-12-16 04:12:10,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_issue_prefetches [2021-12-16 04:12:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure thin_postsuspend [2021-12-16 04:12:10,255 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_postsuspend [2021-12-16 04:12:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure __process_bio_read_only [2021-12-16 04:12:10,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __process_bio_read_only [2021-12-16 04:12:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2021-12-16 04:12:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2021-12-16 04:12:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure thin_map [2021-12-16 04:12:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_map [2021-12-16 04:12:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend_undo [2021-12-16 04:12:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend_undo [2021-12-16 04:12:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-16 04:12:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-16 04:12:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-16 04:12:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-16 04:12:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-16 04:12:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-16 04:12:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_no_passdown [2021-12-16 04:12:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_no_passdown [2021-12-16 04:12:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2021-12-16 04:12:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2021-12-16 04:12:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure pool_postsuspend [2021-12-16 04:12:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_postsuspend [2021-12-16 04:12:10,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 04:12:10,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 04:12:10,258 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-16 04:12:10,258 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-16 04:12:10,258 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-12-16 04:12:10,258 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-12-16 04:12:10,258 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_metadata_dev [2021-12-16 04:12:10,258 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_metadata_dev [2021-12-16 04:12:10,258 INFO L130 BoogieDeclarations]: Found specification of procedure __open_device [2021-12-16 04:12:10,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_device [2021-12-16 04:12:10,259 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2021-12-16 04:12:10,259 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2021-12-16 04:12:10,259 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-16 04:12:10,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-16 04:12:10,259 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2021-12-16 04:12:10,259 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2021-12-16 04:12:10,259 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2021-12-16 04:12:10,259 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2021-12-16 04:12:10,260 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2021-12-16 04:12:10,260 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2021-12-16 04:12:10,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 04:12:10,260 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-16 04:12:10,260 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-16 04:12:10,260 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_dec [2021-12-16 04:12:10,260 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_dec [2021-12-16 04:12:10,260 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-16 04:12:10,261 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-16 04:12:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure build_virtual_key [2021-12-16 04:12:10,261 INFO L138 BoogieDeclarations]: Found implementation of procedure build_virtual_key [2021-12-16 04:12:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 04:12:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_inc [2021-12-16 04:12:10,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_inc [2021-12-16 04:12:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2021-12-16 04:12:10,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2021-12-16 04:12:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-16 04:12:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-16 04:12:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-12-16 04:12:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-12-16 04:12:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-16 04:12:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-16 04:12:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_close_thin_device [2021-12-16 04:12:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_close_thin_device [2021-12-16 04:12:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure set_pool_mode [2021-12-16 04:12:10,263 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pool_mode [2021-12-16 04:12:10,263 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2021-12-16 04:12:10,263 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2021-12-16 04:12:10,263 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_data_dev [2021-12-16 04:12:10,263 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_data_dev [2021-12-16 04:12:10,263 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2021-12-16 04:12:10,263 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2021-12-16 04:12:10,263 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_id [2021-12-16 04:12:10,263 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_id [2021-12-16 04:12:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 04:12:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-12-16 04:12:10,264 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-12-16 04:12:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_and_issue [2021-12-16 04:12:10,264 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_and_issue [2021-12-16 04:12:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_commit [2021-12-16 04:12:10,264 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_commit [2021-12-16 04:12:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-16 04:12:10,264 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-16 04:12:10,265 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-16 04:12:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-16 04:12:10,265 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-16 04:12:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-16 04:12:10,265 INFO L130 BoogieDeclarations]: Found specification of procedure __merge_bio_list [2021-12-16 04:12:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __merge_bio_list [2021-12-16 04:12:10,265 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-16 04:12:10,266 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-16 04:12:10,266 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_dec_block [2021-12-16 04:12:10,266 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_dec_block [2021-12-16 04:12:10,266 INFO L130 BoogieDeclarations]: Found specification of procedure pool_dtr [2021-12-16 04:12:10,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_dtr [2021-12-16 04:12:10,266 INFO L130 BoogieDeclarations]: Found specification of procedure get_first_thin [2021-12-16 04:12:10,266 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first_thin [2021-12-16 04:12:10,266 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-16 04:12:10,266 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-16 04:12:10,267 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2021-12-16 04:12:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2021-12-16 04:12:10,267 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_commit_metadata [2021-12-16 04:12:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_commit_metadata [2021-12-16 04:12:10,267 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2021-12-16 04:12:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2021-12-16 04:12:10,267 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-16 04:12:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-16 04:12:10,267 INFO L130 BoogieDeclarations]: Found specification of procedure get_pool_mode [2021-12-16 04:12:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pool_mode [2021-12-16 04:12:10,268 INFO L130 BoogieDeclarations]: Found specification of procedure notify_of_pool_mode_change [2021-12-16 04:12:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_of_pool_mode_change [2021-12-16 04:12:10,268 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2021-12-16 04:12:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2021-12-16 04:12:10,268 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-16 04:12:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-16 04:12:10,268 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_overwrite [2021-12-16 04:12:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_overwrite [2021-12-16 04:12:10,268 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert [2021-12-16 04:12:10,269 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert [2021-12-16 04:12:10,269 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2021-12-16 04:12:10,269 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2021-12-16 04:12:10,269 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_unlock [2021-12-16 04:12:10,269 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_unlock [2021-12-16 04:12:10,269 INFO L130 BoogieDeclarations]: Found specification of procedure io_overwrites_block [2021-12-16 04:12:10,269 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overwrites_block [2021-12-16 04:12:10,269 INFO L130 BoogieDeclarations]: Found specification of procedure build_data_key [2021-12-16 04:12:10,269 INFO L138 BoogieDeclarations]: Found implementation of procedure build_data_key [2021-12-16 04:12:10,270 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2021-12-16 04:12:10,270 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2021-12-16 04:12:10,270 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2021-12-16 04:12:10,270 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2021-12-16 04:12:10,270 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2021-12-16 04:12:10,270 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2021-12-16 04:12:10,270 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2021-12-16 04:12:10,270 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2021-12-16 04:12:10,270 INFO L130 BoogieDeclarations]: Found specification of procedure thin_iterate_devices [2021-12-16 04:12:10,270 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_iterate_devices [2021-12-16 04:12:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2021-12-16 04:12:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2021-12-16 04:12:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure provision_block [2021-12-16 04:12:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure provision_block [2021-12-16 04:12:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-16 04:12:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-16 04:12:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2021-12-16 04:12:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2021-12-16 04:12:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2021-12-16 04:12:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2021-12-16 04:12:10,272 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2021-12-16 04:12:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2021-12-16 04:12:10,272 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2021-12-16 04:12:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2021-12-16 04:12:10,272 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 04:12:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 04:12:10,272 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2021-12-16 04:12:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2021-12-16 04:12:10,273 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-16 04:12:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-16 04:12:10,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 04:12:10,273 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_shared_cell [2021-12-16 04:12:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_shared_cell [2021-12-16 04:12:10,273 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_zero [2021-12-16 04:12:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_zero [2021-12-16 04:12:10,273 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_btree_details [2021-12-16 04:12:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_btree_details [2021-12-16 04:12:10,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 04:12:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 04:12:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_block_count [2021-12-16 04:12:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_block_count [2021-12-16 04:12:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure pool_map [2021-12-16 04:12:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_map [2021-12-16 04:12:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2021-12-16 04:12:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2021-12-16 04:12:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_lookup [2021-12-16 04:12:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_lookup [2021-12-16 04:12:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-16 04:12:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-16 04:12:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure error_bio_list [2021-12-16 04:12:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bio_list [2021-12-16 04:12:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_complete [2021-12-16 04:12:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_complete [2021-12-16 04:12:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer_no_holder [2021-12-16 04:12:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer_no_holder [2021-12-16 04:12:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2021-12-16 04:12:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2021-12-16 04:12:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure retry_on_resume [2021-12-16 04:12:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_on_resume [2021-12-16 04:12:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-16 04:12:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-16 04:12:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure pool_merge [2021-12-16 04:12:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_merge [2021-12-16 04:12:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error [2021-12-16 04:12:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error [2021-12-16 04:12:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-16 04:12:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-16 04:12:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2021-12-16 04:12:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2021-12-16 04:12:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_abort_metadata [2021-12-16 04:12:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_abort_metadata [2021-12-16 04:12:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2021-12-16 04:12:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2021-12-16 04:12:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_inc [2021-12-16 04:12:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_inc [2021-12-16 04:12:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2021-12-16 04:12:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2021-12-16 04:12:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure check_arg_count [2021-12-16 04:12:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure check_arg_count [2021-12-16 04:12:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2021-12-16 04:12:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2021-12-16 04:12:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue [2021-12-16 04:12:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue [2021-12-16 04:12:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-16 04:12:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-16 04:12:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2021-12-16 04:12:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2021-12-16 04:12:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_dec [2021-12-16 04:12:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_dec [2021-12-16 04:12:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2021-12-16 04:12:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2021-12-16 04:12:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure process_shared_bio [2021-12-16 04:12:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure process_shared_bio [2021-12-16 04:12:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-12-16 04:12:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-12-16 04:12:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2021-12-16 04:12:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2021-12-16 04:12:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-16 04:12:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-16 04:12:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure thin_dtr [2021-12-16 04:12:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_dtr [2021-12-16 04:12:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2021-12-16 04:12:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2021-12-16 04:12:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2021-12-16 04:12:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2021-12-16 04:12:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2021-12-16 04:12:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_next_mapping [2021-12-16 04:12:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_next_mapping [2021-12-16 04:12:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2021-12-16 04:12:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2021-12-16 04:12:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure handle_unserviceable_bio [2021-12-16 04:12:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_unserviceable_bio [2021-12-16 04:12:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-16 04:12:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-16 04:12:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2021-12-16 04:12:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2021-12-16 04:12:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_copy [2021-12-16 04:12:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_copy [2021-12-16 04:12:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-16 04:12:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-16 04:12:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 04:12:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-16 04:12:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-16 04:12:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2021-12-16 04:12:10,283 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2021-12-16 04:12:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-16 04:12:10,283 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-16 04:12:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2021-12-16 04:12:10,283 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2021-12-16 04:12:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2021-12-16 04:12:10,283 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2021-12-16 04:12:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_cells [2021-12-16 04:12:10,283 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_cells [2021-12-16 04:12:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume [2021-12-16 04:12:10,284 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume [2021-12-16 04:12:11,492 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 04:12:11,499 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 04:12:11,823 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 04:12:20,471 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 04:12:20,494 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 04:12:20,494 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-16 04:12:20,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:12:20 BoogieIcfgContainer [2021-12-16 04:12:20,500 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 04:12:20,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 04:12:20,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 04:12:20,506 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 04:12:20,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 04:12:04" (1/3) ... [2021-12-16 04:12:20,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb26c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:12:20, skipping insertion in model container [2021-12-16 04:12:20,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:12:09" (2/3) ... [2021-12-16 04:12:20,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb26c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:12:20, skipping insertion in model container [2021-12-16 04:12:20,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:12:20" (3/3) ... [2021-12-16 04:12:20,508 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-16 04:12:20,512 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 04:12:20,513 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 04:12:20,564 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 04:12:20,571 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-16 04:12:20,572 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 04:12:20,644 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) [2021-12-16 04:12:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-12-16 04:12:20,666 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:12:20,667 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] [2021-12-16 04:12:20,668 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:12:20,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:12:20,671 INFO L85 PathProgramCache]: Analyzing trace with hash 705680122, now seen corresponding path program 1 times [2021-12-16 04:12:20,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:12:20,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654453387] [2021-12-16 04:12:20,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:12:20,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:12:20,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:12:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-16 04:12:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-16 04:12:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 04:12:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-16 04:12:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-16 04:12:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-16 04:12:21,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-16 04:12:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-16 04:12:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:12:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-16 04:12:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-16 04:12:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-16 04:12:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-16 04:12:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-16 04:12:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-16 04:12:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-16 04:12:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-16 04:12:21,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-16 04:12:21,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-16 04:12:21,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-16 04:12:21,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-16 04:12:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-16 04:12:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-16 04:12:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-16 04:12:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:21,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-16 04:12:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-16 04:12:22,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-16 04:12:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-16 04:12:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-16 04:12:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:22,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-12-16 04:12:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-16 04:12:22,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:22,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2502 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2502 trivial. 0 not checked. [2021-12-16 04:12:22,103 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:12:22,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654453387] [2021-12-16 04:12:22,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654453387] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:12:22,104 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:12:22,104 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-16 04:12:22,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405200201] [2021-12-16 04:12:22,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:12:22,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-16 04:12:22,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:12:22,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-16 04:12:22,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:12:22,137 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) [2021-12-16 04:12:29,645 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:12:33,338 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 [] [2021-12-16 04:12:36,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:12:36,005 INFO L93 Difference]: Finished difference Result 9731 states and 14442 transitions. [2021-12-16 04:12:36,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-16 04:12:36,009 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 [2021-12-16 04:12:36,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:12:36,056 INFO L225 Difference]: With dead ends: 9731 [2021-12-16 04:12:36,056 INFO L226 Difference]: Without dead ends: 5330 [2021-12-16 04:12:36,084 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-16 04:12:36,088 INFO L933 BasicCegarLoop]: 5684 mSDtfsCounter, 5145 mSDsluCounter, 2815 mSDsCounter, 0 mSdLazyCounter, 2929 mSolverCounterSat, 5515 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5321 SdHoareTripleChecker+Valid, 8499 SdHoareTripleChecker+Invalid, 8446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5515 IncrementalHoareTripleChecker+Valid, 2929 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2021-12-16 04:12:36,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5321 Valid, 8499 Invalid, 8446 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5515 Valid, 2929 Invalid, 2 Unknown, 0 Unchecked, 13.2s Time] [2021-12-16 04:12:36,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5330 states. [2021-12-16 04:12:36,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5330 to 4351. [2021-12-16 04:12:36,342 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) [2021-12-16 04:12:36,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 4351 states and 6120 transitions. [2021-12-16 04:12:36,373 INFO L78 Accepts]: Start accepts. Automaton has 4351 states and 6120 transitions. Word has length 439 [2021-12-16 04:12:36,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:12:36,375 INFO L470 AbstractCegarLoop]: Abstraction has 4351 states and 6120 transitions. [2021-12-16 04:12:36,375 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) [2021-12-16 04:12:36,375 INFO L276 IsEmpty]: Start isEmpty. Operand 4351 states and 6120 transitions. [2021-12-16 04:12:36,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-12-16 04:12:36,385 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:12:36,385 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] [2021-12-16 04:12:36,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 04:12:36,386 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:12:36,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:12:36,387 INFO L85 PathProgramCache]: Analyzing trace with hash 848764634, now seen corresponding path program 1 times [2021-12-16 04:12:36,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:12:36,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638405323] [2021-12-16 04:12:36,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:12:36,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:12:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:12:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-16 04:12:36,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-16 04:12:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 04:12:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-16 04:12:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-16 04:12:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-16 04:12:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-16 04:12:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-16 04:12:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:12:36,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-16 04:12:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-16 04:12:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-16 04:12:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-16 04:12:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-16 04:12:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-16 04:12:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:36,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-16 04:12:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-16 04:12:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-16 04:12:37,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-16 04:12:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-16 04:12:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-16 04:12:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-16 04:12:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-16 04:12:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-16 04:12:37,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-16 04:12:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-16 04:12:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-16 04:12:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-16 04:12:37,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-16 04:12:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-12-16 04:12:37,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-16 04:12:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:37,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2502 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2502 trivial. 0 not checked. [2021-12-16 04:12:37,233 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:12:37,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638405323] [2021-12-16 04:12:37,233 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638405323] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:12:37,233 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:12:37,233 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 04:12:37,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916912102] [2021-12-16 04:12:37,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:12:37,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 04:12:37,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:12:37,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 04:12:37,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-16 04:12:37,237 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) [2021-12-16 04:12:50,946 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 [] [2021-12-16 04:12:52,966 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:12:54,989 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:13:03,480 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:13:05,516 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:13:07,548 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []