./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 e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-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-dev-e19ca92 [2021-12-22 14:51:59,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 14:51:59,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 14:51:59,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 14:51:59,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 14:51:59,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 14:51:59,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 14:51:59,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 14:51:59,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 14:51:59,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 14:51:59,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 14:51:59,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 14:51:59,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 14:51:59,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 14:51:59,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 14:51:59,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 14:51:59,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 14:51:59,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 14:51:59,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 14:51:59,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 14:51:59,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 14:51:59,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 14:51:59,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 14:51:59,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 14:51:59,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 14:51:59,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 14:51:59,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 14:51:59,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 14:51:59,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 14:51:59,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 14:51:59,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 14:51:59,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 14:51:59,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 14:51:59,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 14:51:59,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 14:51:59,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 14:51:59,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 14:51:59,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 14:51:59,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 14:51:59,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 14:51:59,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 14:51:59,605 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 14:51:59,629 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 14:51:59,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 14:51:59,630 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 14:51:59,630 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 14:51:59,631 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 14:51:59,631 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 14:51:59,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 14:51:59,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 14:51:59,632 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 14:51:59,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 14:51:59,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 14:51:59,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 14:51:59,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 14:51:59,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 14:51:59,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 14:51:59,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 14:51:59,633 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 14:51:59,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 14:51:59,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 14:51:59,634 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 14:51:59,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 14:51:59,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:51:59,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 14:51:59,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 14:51:59,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 14:51:59,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 14:51:59,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 14:51:59,636 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 14:51:59,636 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 14:51:59,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 14:51:59,636 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 14:51:59,636 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caf1a4eab5e51deb57b3b831f63984ad70a1fd7311b8578dfecf8fada796f2c4 [2021-12-22 14:51:59,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 14:51:59,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 14:51:59,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 14:51:59,848 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 14:51:59,848 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 14:51:59,849 INFO L432 ainManager$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 [2021-12-22 14:51:59,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa3e8cce0/81c821d45bef4345934c31ced8533784/FLAG4a6fbc21e [2021-12-22 14:52:00,500 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 14:52:00,501 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 [2021-12-22 14:52:00,539 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa3e8cce0/81c821d45bef4345934c31ced8533784/FLAG4a6fbc21e [2021-12-22 14:52:00,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa3e8cce0/81c821d45bef4345934c31ced8533784 [2021-12-22 14:52:00,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 14:52:00,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 14:52:00,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 14:52:00,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 14:52:00,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 14:52:00,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:52:00" (1/1) ... [2021-12-22 14:52:00,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f5246f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:00, skipping insertion in model container [2021-12-22 14:52:00,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:52:00" (1/1) ... [2021-12-22 14:52:00,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 14:52:00,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 14:52:03,615 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] [2021-12-22 14:52:03,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:52:03,704 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 14:52:04,075 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] [2021-12-22 14:52:04,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:52:04,235 INFO L208 MainTranslator]: Completed translation [2021-12-22 14:52:04,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:04 WrapperNode [2021-12-22 14:52:04,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 14:52:04,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 14:52:04,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 14:52:04,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 14:52:04,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:04" (1/1) ... [2021-12-22 14:52:04,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:04" (1/1) ... [2021-12-22 14:52:04,524 INFO L137 Inliner]: procedures = 589, calls = 4506, calls flagged for inlining = 238, calls inlined = 235, statements flattened = 10757 [2021-12-22 14:52:04,524 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 14:52:04,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 14:52:04,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 14:52:04,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 14:52:04,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:04" (1/1) ... [2021-12-22 14:52:04,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:04" (1/1) ... [2021-12-22 14:52:04,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:04" (1/1) ... [2021-12-22 14:52:04,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:04" (1/1) ... [2021-12-22 14:52:04,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:04" (1/1) ... [2021-12-22 14:52:04,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:04" (1/1) ... [2021-12-22 14:52:04,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:04" (1/1) ... [2021-12-22 14:52:04,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 14:52:04,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 14:52:04,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 14:52:04,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 14:52:04,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:04" (1/1) ... [2021-12-22 14:52:04,856 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:52:04,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:52:04,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 14:52:04,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 14:52:04,902 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2021-12-22 14:52:04,902 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2021-12-22 14:52:04,902 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-22 14:52:04,902 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-22 14:52:04,902 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2021-12-22 14:52:04,902 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2021-12-22 14:52:04,902 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2021-12-22 14:52:04,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2021-12-22 14:52:04,903 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2021-12-22 14:52:04,903 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2021-12-22 14:52:04,903 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2021-12-22 14:52:04,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2021-12-22 14:52:04,903 INFO L130 BoogieDeclarations]: Found specification of procedure noflush_work [2021-12-22 14:52:04,903 INFO L138 BoogieDeclarations]: Found implementation of procedure noflush_work [2021-12-22 14:52:04,903 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_lock [2021-12-22 14:52:04,904 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_lock [2021-12-22 14:52:04,904 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2021-12-22 14:52:04,904 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2021-12-22 14:52:04,904 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2021-12-22 14:52:04,904 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2021-12-22 14:52:04,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 14:52:04,904 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 14:52:04,904 INFO L130 BoogieDeclarations]: Found specification of procedure thin_preresume [2021-12-22 14:52:04,904 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_preresume [2021-12-22 14:52:04,905 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-12-22 14:52:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-12-22 14:52:04,905 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-22 14:52:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-22 14:52:04,905 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_update [2021-12-22 14:52:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_update [2021-12-22 14:52:04,905 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove [2021-12-22 14:52:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove [2021-12-22 14:52:04,905 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size_in_blocks [2021-12-22 14:52:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size_in_blocks [2021-12-22 14:52:04,906 INFO L130 BoogieDeclarations]: Found specification of procedure pool_features_init [2021-12-22 14:52:04,906 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_features_init [2021-12-22 14:52:04,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 14:52:04,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 14:52:04,906 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-22 14:52:04,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-22 14:52:04,907 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_external_copy [2021-12-22 14:52:04,907 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_external_copy [2021-12-22 14:52:04,907 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-12-22 14:52:04,907 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-12-22 14:52:04,907 INFO L130 BoogieDeclarations]: Found specification of procedure __close_device [2021-12-22 14:52:04,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __close_device [2021-12-22 14:52:04,907 INFO L130 BoogieDeclarations]: Found specification of procedure remap [2021-12-22 14:52:04,907 INFO L138 BoogieDeclarations]: Found implementation of procedure remap [2021-12-22 14:52:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-22 14:52:04,908 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-22 14:52:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-12-22 14:52:04,908 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-12-22 14:52:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure thin_get [2021-12-22 14:52:04,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_get [2021-12-22 14:52:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2021-12-22 14:52:04,909 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2021-12-22 14:52:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2021-12-22 14:52:04,910 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2021-12-22 14:52:04,910 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2021-12-22 14:52:04,910 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2021-12-22 14:52:04,910 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-22 14:52:04,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-22 14:52:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_callbacks [2021-12-22 14:52:04,911 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_callbacks [2021-12-22 14:52:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_data_block [2021-12-22 14:52:04,911 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_data_block [2021-12-22 14:52:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_destroy [2021-12-22 14:52:04,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_destroy [2021-12-22 14:52:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2021-12-22 14:52:04,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2021-12-22 14:52:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_dev_size [2021-12-22 14:52:04,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_dev_size [2021-12-22 14:52:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2021-12-22 14:52:04,912 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2021-12-22 14:52:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure cell_visit_release [2021-12-22 14:52:04,913 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_visit_release [2021-12-22 14:52:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 14:52:04,913 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 14:52:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2021-12-22 14:52:04,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2021-12-22 14:52:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure free_discard_mapping [2021-12-22 14:52:04,913 INFO L138 BoogieDeclarations]: Found implementation of procedure free_discard_mapping [2021-12-22 14:52:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2021-12-22 14:52:04,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2021-12-22 14:52:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2021-12-22 14:52:04,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2021-12-22 14:52:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure thin_put [2021-12-22 14:52:04,914 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_put [2021-12-22 14:52:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_needs_check [2021-12-22 14:52:04,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_needs_check [2021-12-22 14:52:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_block [2021-12-22 14:52:04,915 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_block [2021-12-22 14:52:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure copy_sm_roots [2021-12-22 14:52:04,915 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_sm_roots [2021-12-22 14:52:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2021-12-22 14:52:04,915 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2021-12-22 14:52:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_non_blocking_clone [2021-12-22 14:52:04,916 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_non_blocking_clone [2021-12-22 14:52:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio [2021-12-22 14:52:04,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio [2021-12-22 14:52:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-22 14:52:04,917 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-22 14:52:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_unlock [2021-12-22 14:52:04,917 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_unlock [2021-12-22 14:52:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 14:52:04,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 14:52:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume_active_thins [2021-12-22 14:52:04,917 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume_active_thins [2021-12-22 14:52:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2021-12-22 14:52:04,918 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2021-12-22 14:52:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 14:52:04,918 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 14:52:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2021-12-22 14:52:04,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2021-12-22 14:52:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure thin_merge [2021-12-22 14:52:04,919 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_merge [2021-12-22 14:52:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 14:52:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_del [2021-12-22 14:52:04,920 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_del [2021-12-22 14:52:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_only [2021-12-22 14:52:04,921 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_only [2021-12-22 14:52:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-22 14:52:04,922 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-22 14:52:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 14:52:04,923 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 14:52:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure thin_io_hints [2021-12-22 14:52:04,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_io_hints [2021-12-22 14:52:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure pool_preresume [2021-12-22 14:52:04,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_preresume [2021-12-22 14:52:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure thin_status [2021-12-22 14:52:04,928 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_status [2021-12-22 14:52:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure warn_if_metadata_device_too_big [2021-12-22 14:52:04,928 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_if_metadata_device_too_big [2021-12-22 14:52:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure ll_zero [2021-12-22 14:52:04,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_zero [2021-12-22 14:52:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_range [2021-12-22 14:52:04,929 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_range [2021-12-22 14:52:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2021-12-22 14:52:04,929 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2021-12-22 14:52:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 14:52:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure complete_mapping_preparation [2021-12-22 14:52:04,929 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_mapping_preparation [2021-12-22 14:52:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure inc_all_io_entry [2021-12-22 14:52:04,929 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_all_io_entry [2021-12-22 14:52:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 14:52:04,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 14:52:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 14:52:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure retry_bios_on_resume [2021-12-22 14:52:04,930 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_bios_on_resume [2021-12-22 14:52:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2021-12-22 14:52:04,930 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2021-12-22 14:52:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2021-12-22 14:52:04,930 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2021-12-22 14:52:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2021-12-22 14:52:04,930 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2021-12-22 14:52:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure should_error_unserviceable_bio [2021-12-22 14:52:04,930 INFO L138 BoogieDeclarations]: Found implementation of procedure should_error_unserviceable_bio [2021-12-22 14:52:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_mapping [2021-12-22 14:52:04,931 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_mapping [2021-12-22 14:52:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2021-12-22 14:52:04,931 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2021-12-22 14:52:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 14:52:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure thin_presuspend [2021-12-22 14:52:04,931 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_presuspend [2021-12-22 14:52:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2021-12-22 14:52:04,931 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2021-12-22 14:52:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2021-12-22 14:52:04,932 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2021-12-22 14:52:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure thin_endio [2021-12-22 14:52:04,932 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_endio [2021-12-22 14:52:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup [2021-12-22 14:52:04,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup [2021-12-22 14:52:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 14:52:04,932 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 14:52:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure pool_io_hints [2021-12-22 14:52:04,932 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_io_hints [2021-12-22 14:52:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure is_factor [2021-12-22 14:52:04,932 INFO L138 BoogieDeclarations]: Found implementation of procedure is_factor [2021-12-22 14:52:04,933 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-22 14:52:04,933 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-22 14:52:04,933 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared [2021-12-22 14:52:04,933 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared [2021-12-22 14:52:04,933 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2021-12-22 14:52:04,933 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2021-12-22 14:52:04,933 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_data_dev_size [2021-12-22 14:52:04,933 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_data_dev_size [2021-12-22 14:52:04,933 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 14:52:04,933 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 14:52:04,934 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2021-12-22 14:52:04,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2021-12-22 14:52:04,934 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-22 14:52:04,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-22 14:52:04,934 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-22 14:52:04,934 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-22 14:52:04,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 14:52:04,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 14:52:04,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_10 [2021-12-22 14:52:04,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_10 [2021-12-22 14:52:04,934 INFO L130 BoogieDeclarations]: Found specification of procedure break_sharing [2021-12-22 14:52:04,935 INFO L138 BoogieDeclarations]: Found implementation of procedure break_sharing [2021-12-22 14:52:04,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 14:52:04,935 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_close [2021-12-22 14:52:04,935 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_close [2021-12-22 14:52:04,935 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-22 14:52:04,935 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-22 14:52:04,935 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-22 14:52:04,935 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-22 14:52:04,935 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-22 14:52:04,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-22 14:52:04,936 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_thin [2021-12-22 14:52:04,936 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_thin [2021-12-22 14:52:04,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 14:52:04,936 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2021-12-22 14:52:04,936 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2021-12-22 14:52:04,936 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2021-12-22 14:52:04,936 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2021-12-22 14:52:04,936 INFO L130 BoogieDeclarations]: Found specification of procedure do_no_space_timeout [2021-12-22 14:52:04,936 INFO L138 BoogieDeclarations]: Found implementation of procedure do_no_space_timeout [2021-12-22 14:52:04,936 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_from_per_bio_data [2021-12-22 14:52:04,936 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_from_per_bio_data [2021-12-22 14:52:04,937 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-22 14:52:04,937 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-22 14:52:04,937 INFO L130 BoogieDeclarations]: Found specification of procedure pool_iterate_devices [2021-12-22 14:52:04,937 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_iterate_devices [2021-12-22 14:52:04,937 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-22 14:52:04,937 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-22 14:52:04,937 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2021-12-22 14:52:04,937 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2021-12-22 14:52:04,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 14:52:04,937 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 14:52:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure save_sm_roots [2021-12-22 14:52:04,938 INFO L138 BoogieDeclarations]: Found implementation of procedure save_sm_roots [2021-12-22 14:52:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure __complete_mapping_preparation [2021-12-22 14:52:04,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __complete_mapping_preparation [2021-12-22 14:52:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 14:52:04,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 14:52:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure error_retry_list [2021-12-22 14:52:04,938 INFO L138 BoogieDeclarations]: Found implementation of procedure error_retry_list [2021-12-22 14:52:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_passdown [2021-12-22 14:52:04,938 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_passdown [2021-12-22 14:52:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-12-22 14:52:04,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-12-22 14:52:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 14:52:04,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 14:52:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_empty [2021-12-22 14:52:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_empty [2021-12-22 14:52:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-22 14:52:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-22 14:52:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure to_noflush [2021-12-22 14:52:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure to_noflush [2021-12-22 14:52:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure block_to_sectors [2021-12-22 14:52:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure block_to_sectors [2021-12-22 14:52:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-22 14:52:04,943 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-22 14:52:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure pool_status [2021-12-22 14:52:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_status [2021-12-22 14:52:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_block_time [2021-12-22 14:52:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_block_time [2021-12-22 14:52:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure error_thin_bio_list [2021-12-22 14:52:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure error_thin_bio_list [2021-12-22 14:52:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2021-12-22 14:52:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2021-12-22 14:52:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-22 14:52:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-22 14:52:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 14:52:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 14:52:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_passdown [2021-12-22 14:52:04,945 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_passdown [2021-12-22 14:52:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_cell [2021-12-22 14:52:04,945 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_cell [2021-12-22 14:52:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-22 14:52:04,945 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-22 14:52:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2021-12-22 14:52:04,945 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2021-12-22 14:52:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-22 14:52:04,945 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-22 14:52:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure __resize_space_map [2021-12-22 14:52:04,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __resize_space_map [2021-12-22 14:52:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend [2021-12-22 14:52:04,946 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend [2021-12-22 14:52:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure inc_remap_and_issue_cell [2021-12-22 14:52:04,946 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_remap_and_issue_cell [2021-12-22 14:52:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure pool_message [2021-12-22 14:52:04,946 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_message [2021-12-22 14:52:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 14:52:04,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 14:52:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure break_up_discard_bio [2021-12-22 14:52:04,947 INFO L138 BoogieDeclarations]: Found implementation of procedure break_up_discard_bio [2021-12-22 14:52:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_no_passdown [2021-12-22 14:52:04,947 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_no_passdown [2021-12-22 14:52:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_inc_block [2021-12-22 14:52:04,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_inc_block [2021-12-22 14:52:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_block_is_used [2021-12-22 14:52:04,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_block_is_used [2021-12-22 14:52:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 14:52:04,948 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 14:52:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_14 [2021-12-22 14:52:04,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_14 [2021-12-22 14:52:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2021-12-22 14:52:04,948 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2021-12-22 14:52:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2021-12-22 14:52:04,948 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2021-12-22 14:52:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2021-12-22 14:52:04,948 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2021-12-22 14:52:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2021-12-22 14:52:04,948 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2021-12-22 14:52:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping [2021-12-22 14:52:04,949 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping [2021-12-22 14:52:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 14:52:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 14:52:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 14:52:04,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 14:52:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2021-12-22 14:52:04,949 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2021-12-22 14:52:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2021-12-22 14:52:04,949 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2021-12-22 14:52:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_bios [2021-12-22 14:52:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_bios [2021-12-22 14:52:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-22 14:52:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-22 14:52:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2021-12-22 14:52:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2021-12-22 14:52:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2021-12-22 14:52:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2021-12-22 14:52:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_issue_prefetches [2021-12-22 14:52:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_issue_prefetches [2021-12-22 14:52:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure thin_postsuspend [2021-12-22 14:52:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_postsuspend [2021-12-22 14:52:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure __process_bio_read_only [2021-12-22 14:52:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __process_bio_read_only [2021-12-22 14:52:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2021-12-22 14:52:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2021-12-22 14:52:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure thin_map [2021-12-22 14:52:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_map [2021-12-22 14:52:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend_undo [2021-12-22 14:52:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend_undo [2021-12-22 14:52:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-22 14:52:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-22 14:52:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 14:52:04,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 14:52:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-22 14:52:04,952 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-22 14:52:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_no_passdown [2021-12-22 14:52:04,952 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_no_passdown [2021-12-22 14:52:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2021-12-22 14:52:04,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2021-12-22 14:52:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure pool_postsuspend [2021-12-22 14:52:04,952 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_postsuspend [2021-12-22 14:52:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 14:52:04,952 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 14:52:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 14:52:04,953 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 14:52:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-12-22 14:52:04,953 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-12-22 14:52:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_metadata_dev [2021-12-22 14:52:04,953 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_metadata_dev [2021-12-22 14:52:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure __open_device [2021-12-22 14:52:04,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_device [2021-12-22 14:52:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2021-12-22 14:52:04,953 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2021-12-22 14:52:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-22 14:52:04,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-22 14:52:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2021-12-22 14:52:04,954 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2021-12-22 14:52:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2021-12-22 14:52:04,954 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2021-12-22 14:52:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2021-12-22 14:52:04,954 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2021-12-22 14:52:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 14:52:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 14:52:04,954 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 14:52:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_dec [2021-12-22 14:52:04,954 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_dec [2021-12-22 14:52:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-22 14:52:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-22 14:52:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure build_virtual_key [2021-12-22 14:52:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure build_virtual_key [2021-12-22 14:52:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 14:52:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_inc [2021-12-22 14:52:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_inc [2021-12-22 14:52:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2021-12-22 14:52:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2021-12-22 14:52:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-22 14:52:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-22 14:52:04,956 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-12-22 14:52:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-12-22 14:52:04,956 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-22 14:52:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-22 14:52:04,956 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_close_thin_device [2021-12-22 14:52:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_close_thin_device [2021-12-22 14:52:04,956 INFO L130 BoogieDeclarations]: Found specification of procedure set_pool_mode [2021-12-22 14:52:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pool_mode [2021-12-22 14:52:04,956 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2021-12-22 14:52:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2021-12-22 14:52:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_data_dev [2021-12-22 14:52:04,957 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_data_dev [2021-12-22 14:52:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2021-12-22 14:52:04,957 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2021-12-22 14:52:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_id [2021-12-22 14:52:04,957 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_id [2021-12-22 14:52:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 14:52:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-12-22 14:52:04,957 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-12-22 14:52:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_and_issue [2021-12-22 14:52:04,957 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_and_issue [2021-12-22 14:52:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_commit [2021-12-22 14:52:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_commit [2021-12-22 14:52:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 14:52:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 14:52:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-22 14:52:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-22 14:52:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-22 14:52:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-22 14:52:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure __merge_bio_list [2021-12-22 14:52:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __merge_bio_list [2021-12-22 14:52:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-22 14:52:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-22 14:52:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_dec_block [2021-12-22 14:52:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_dec_block [2021-12-22 14:52:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure pool_dtr [2021-12-22 14:52:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_dtr [2021-12-22 14:52:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure get_first_thin [2021-12-22 14:52:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first_thin [2021-12-22 14:52:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-22 14:52:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-22 14:52:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2021-12-22 14:52:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2021-12-22 14:52:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_commit_metadata [2021-12-22 14:52:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_commit_metadata [2021-12-22 14:52:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2021-12-22 14:52:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2021-12-22 14:52:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-22 14:52:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-22 14:52:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure get_pool_mode [2021-12-22 14:52:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pool_mode [2021-12-22 14:52:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure notify_of_pool_mode_change [2021-12-22 14:52:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_of_pool_mode_change [2021-12-22 14:52:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2021-12-22 14:52:04,961 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2021-12-22 14:52:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-22 14:52:04,961 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-22 14:52:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_overwrite [2021-12-22 14:52:04,961 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_overwrite [2021-12-22 14:52:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert [2021-12-22 14:52:04,961 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert [2021-12-22 14:52:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2021-12-22 14:52:04,961 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2021-12-22 14:52:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_unlock [2021-12-22 14:52:04,961 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_unlock [2021-12-22 14:52:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure io_overwrites_block [2021-12-22 14:52:04,962 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overwrites_block [2021-12-22 14:52:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure build_data_key [2021-12-22 14:52:04,962 INFO L138 BoogieDeclarations]: Found implementation of procedure build_data_key [2021-12-22 14:52:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2021-12-22 14:52:04,962 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2021-12-22 14:52:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2021-12-22 14:52:04,962 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2021-12-22 14:52:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2021-12-22 14:52:04,962 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2021-12-22 14:52:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2021-12-22 14:52:04,963 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2021-12-22 14:52:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure thin_iterate_devices [2021-12-22 14:52:04,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_iterate_devices [2021-12-22 14:52:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2021-12-22 14:52:04,963 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2021-12-22 14:52:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure provision_block [2021-12-22 14:52:04,963 INFO L138 BoogieDeclarations]: Found implementation of procedure provision_block [2021-12-22 14:52:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 14:52:04,963 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 14:52:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2021-12-22 14:52:04,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2021-12-22 14:52:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2021-12-22 14:52:04,964 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2021-12-22 14:52:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2021-12-22 14:52:04,964 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2021-12-22 14:52:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2021-12-22 14:52:04,964 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2021-12-22 14:52:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 14:52:04,964 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 14:52:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2021-12-22 14:52:04,964 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2021-12-22 14:52:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-22 14:52:04,965 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-22 14:52:04,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 14:52:04,965 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_shared_cell [2021-12-22 14:52:04,965 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_shared_cell [2021-12-22 14:52:04,965 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_zero [2021-12-22 14:52:04,965 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_zero [2021-12-22 14:52:04,965 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_btree_details [2021-12-22 14:52:04,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_btree_details [2021-12-22 14:52:04,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 14:52:04,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 14:52:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_block_count [2021-12-22 14:52:04,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_block_count [2021-12-22 14:52:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure pool_map [2021-12-22 14:52:04,968 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_map [2021-12-22 14:52:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2021-12-22 14:52:04,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2021-12-22 14:52:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_lookup [2021-12-22 14:52:04,969 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_lookup [2021-12-22 14:52:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 14:52:04,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 14:52:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure error_bio_list [2021-12-22 14:52:04,969 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bio_list [2021-12-22 14:52:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_complete [2021-12-22 14:52:04,969 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_complete [2021-12-22 14:52:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer_no_holder [2021-12-22 14:52:04,969 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer_no_holder [2021-12-22 14:52:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2021-12-22 14:52:04,970 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2021-12-22 14:52:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure retry_on_resume [2021-12-22 14:52:04,970 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_on_resume [2021-12-22 14:52:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-22 14:52:04,970 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-22 14:52:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure pool_merge [2021-12-22 14:52:04,970 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_merge [2021-12-22 14:52:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error [2021-12-22 14:52:04,970 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error [2021-12-22 14:52:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-22 14:52:04,970 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-22 14:52:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2021-12-22 14:52:04,971 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2021-12-22 14:52:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_abort_metadata [2021-12-22 14:52:04,971 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_abort_metadata [2021-12-22 14:52:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2021-12-22 14:52:04,971 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2021-12-22 14:52:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_inc [2021-12-22 14:52:04,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_inc [2021-12-22 14:52:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2021-12-22 14:52:04,971 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2021-12-22 14:52:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure check_arg_count [2021-12-22 14:52:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure check_arg_count [2021-12-22 14:52:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2021-12-22 14:52:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2021-12-22 14:52:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue [2021-12-22 14:52:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue [2021-12-22 14:52:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-22 14:52:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-22 14:52:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2021-12-22 14:52:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2021-12-22 14:52:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_dec [2021-12-22 14:52:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_dec [2021-12-22 14:52:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2021-12-22 14:52:04,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2021-12-22 14:52:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure process_shared_bio [2021-12-22 14:52:04,973 INFO L138 BoogieDeclarations]: Found implementation of procedure process_shared_bio [2021-12-22 14:52:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-12-22 14:52:04,973 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-12-22 14:52:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2021-12-22 14:52:04,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2021-12-22 14:52:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-22 14:52:04,973 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-22 14:52:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure thin_dtr [2021-12-22 14:52:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_dtr [2021-12-22 14:52:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2021-12-22 14:52:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2021-12-22 14:52:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2021-12-22 14:52:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2021-12-22 14:52:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2021-12-22 14:52:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_next_mapping [2021-12-22 14:52:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_next_mapping [2021-12-22 14:52:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2021-12-22 14:52:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2021-12-22 14:52:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure handle_unserviceable_bio [2021-12-22 14:52:04,975 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_unserviceable_bio [2021-12-22 14:52:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 14:52:04,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 14:52:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2021-12-22 14:52:04,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2021-12-22 14:52:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_copy [2021-12-22 14:52:04,975 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_copy [2021-12-22 14:52:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-22 14:52:04,975 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-22 14:52:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 14:52:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-22 14:52:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-22 14:52:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2021-12-22 14:52:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2021-12-22 14:52:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-22 14:52:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-22 14:52:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2021-12-22 14:52:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2021-12-22 14:52:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2021-12-22 14:52:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2021-12-22 14:52:04,977 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_cells [2021-12-22 14:52:04,977 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_cells [2021-12-22 14:52:04,977 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume [2021-12-22 14:52:04,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume [2021-12-22 14:52:06,112 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 14:52:06,116 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 14:52:06,315 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 14:52:15,538 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 14:52:15,565 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 14:52:15,566 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 14:52:15,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:52:15 BoogieIcfgContainer [2021-12-22 14:52:15,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 14:52:15,573 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 14:52:15,573 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 14:52:15,576 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 14:52:15,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:52:00" (1/3) ... [2021-12-22 14:52:15,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@688b73c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:52:15, skipping insertion in model container [2021-12-22 14:52:15,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:52:04" (2/3) ... [2021-12-22 14:52:15,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@688b73c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:52:15, skipping insertion in model container [2021-12-22 14:52:15,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:52:15" (3/3) ... [2021-12-22 14:52:15,578 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-22 14:52:15,582 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 14:52:15,583 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 14:52:15,640 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 14:52:15,647 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 14:52:15,647 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 14:52:15,717 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) [2021-12-22 14:52:15,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-12-22 14:52:15,749 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:52:15,750 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] [2021-12-22 14:52:15,750 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:52:15,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:52:15,754 INFO L85 PathProgramCache]: Analyzing trace with hash 705680122, now seen corresponding path program 1 times [2021-12-22 14:52:15,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:52:15,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714718006] [2021-12-22 14:52:15,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:52:15,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:52:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:52:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 14:52:16,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 14:52:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:52:16,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 14:52:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:52:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 14:52:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 14:52:16,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 14:52:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 14:52:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-22 14:52:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-22 14:52:16,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-22 14:52:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-22 14:52:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-22 14:52:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-22 14:52:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-22 14:52:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-22 14:52:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-22 14:52:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-22 14:52:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-22 14:52:16,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-22 14:52:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:16,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-22 14:52:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-22 14:52:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-22 14:52:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-22 14:52:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-22 14:52:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-22 14:52:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-22 14:52:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-22 14:52:17,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-12-22 14:52:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-22 14:52:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:17,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2502 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2502 trivial. 0 not checked. [2021-12-22 14:52:17,163 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:52:17,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714718006] [2021-12-22 14:52:17,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714718006] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:52:17,166 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:52:17,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:52:17,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249651532] [2021-12-22 14:52:17,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:52:17,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:52:17,173 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:52:17,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:52:17,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:52:17,205 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) [2021-12-22 14:52:22,331 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:52:25,809 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:52:29,366 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:52:31,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:52:31,512 INFO L93 Difference]: Finished difference Result 9731 states and 14442 transitions. [2021-12-22 14:52:31,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 14:52:31,515 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 [2021-12-22 14:52:31,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:52:31,575 INFO L225 Difference]: With dead ends: 9731 [2021-12-22 14:52:31,575 INFO L226 Difference]: Without dead ends: 5330 [2021-12-22 14:52:31,603 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:52:31,606 INFO L933 BasicCegarLoop]: 5697 mSDtfsCounter, 5147 mSDsluCounter, 2813 mSDsCounter, 0 mSdLazyCounter, 2939 mSolverCounterSat, 5503 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5319 SdHoareTripleChecker+Valid, 8510 SdHoareTripleChecker+Invalid, 8444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5503 IncrementalHoareTripleChecker+Valid, 2939 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2021-12-22 14:52:31,606 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5319 Valid, 8510 Invalid, 8444 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5503 Valid, 2939 Invalid, 2 Unknown, 0 Unchecked, 13.7s Time] [2021-12-22 14:52:31,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5330 states. [2021-12-22 14:52:31,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5330 to 4351. [2021-12-22 14:52:31,852 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) [2021-12-22 14:52:31,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 4351 states and 6120 transitions. [2021-12-22 14:52:31,885 INFO L78 Accepts]: Start accepts. Automaton has 4351 states and 6120 transitions. Word has length 439 [2021-12-22 14:52:31,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:52:31,888 INFO L470 AbstractCegarLoop]: Abstraction has 4351 states and 6120 transitions. [2021-12-22 14:52:31,888 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) [2021-12-22 14:52:31,889 INFO L276 IsEmpty]: Start isEmpty. Operand 4351 states and 6120 transitions. [2021-12-22 14:52:31,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-12-22 14:52:31,899 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:52:31,899 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] [2021-12-22 14:52:31,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 14:52:31,899 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:52:31,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:52:31,900 INFO L85 PathProgramCache]: Analyzing trace with hash 848764634, now seen corresponding path program 1 times [2021-12-22 14:52:31,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:52:31,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455156981] [2021-12-22 14:52:31,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:52:31,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:52:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:52:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 14:52:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 14:52:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:52:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 14:52:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:52:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 14:52:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 14:52:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 14:52:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 14:52:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-22 14:52:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-22 14:52:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-22 14:52:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-22 14:52:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-22 14:52:32,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-22 14:52:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:32,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-22 14:52:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-22 14:52:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-22 14:52:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-22 14:52:32,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-22 14:52:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-22 14:52:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-22 14:52:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-22 14:52:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-22 14:52:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-22 14:52:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-22 14:52:32,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-22 14:52:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-22 14:52:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-22 14:52:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-12-22 14:52:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-22 14:52:32,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:32,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2502 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2502 trivial. 0 not checked. [2021-12-22 14:52:32,788 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:52:32,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455156981] [2021-12-22 14:52:32,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455156981] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:52:32,788 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:52:32,788 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 14:52:32,788 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972330534] [2021-12-22 14:52:32,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:52:32,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 14:52:32,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:52:32,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 14:52:32,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:52:32,791 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) [2021-12-22 14:52:45,907 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:52:47,932 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:52:49,957 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:52:56,339 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:52:58,369 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:53:00,416 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []