./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-cache.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 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-cache.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 18adc7ce46ffd1a3ff82c3c7fa6ef66e3ed2399c064dd9dfbe8501509215a2b1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:10:12,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:10:12,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:10:13,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:10:13,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:10:13,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:10:13,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:10:13,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:10:13,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:10:13,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:10:13,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:10:13,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:10:13,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:10:13,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:10:13,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:10:13,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:10:13,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:10:13,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:10:13,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:10:13,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:10:13,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:10:13,025 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:10:13,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:10:13,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:10:13,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:10:13,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:10:13,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:10:13,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:10:13,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:10:13,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:10:13,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:10:13,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:10:13,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:10:13,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:10:13,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:10:13,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:10:13,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:10:13,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:10:13,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:10:13,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:10:13,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:10:13,043 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:10:13,066 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:10:13,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:10:13,066 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:10:13,066 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:10:13,067 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:10:13,069 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:10:13,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:10:13,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:10:13,070 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:10:13,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:10:13,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:10:13,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:10:13,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:10:13,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:10:13,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:10:13,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:10:13,071 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:10:13,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:10:13,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:10:13,072 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:10:13,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:10:13,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:10:13,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:10:13,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:10:13,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:10:13,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:10:13,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:10:13,073 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:10:13,073 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:10:13,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:10:13,073 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18adc7ce46ffd1a3ff82c3c7fa6ef66e3ed2399c064dd9dfbe8501509215a2b1 [2021-12-28 04:10:13,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:10:13,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:10:13,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:10:13,379 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:10:13,379 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:10:13,380 INFO L432 ainManager$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-cache.ko-entry_point.cil.out.i [2021-12-28 04:10:13,442 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/597c573c4/bf8d8709016a40e3ab23465ff0906f00/FLAG079cff210 [2021-12-28 04:10:14,203 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:10:14,204 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-cache.ko-entry_point.cil.out.i [2021-12-28 04:10:14,244 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/597c573c4/bf8d8709016a40e3ab23465ff0906f00/FLAG079cff210 [2021-12-28 04:10:14,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/597c573c4/bf8d8709016a40e3ab23465ff0906f00 [2021-12-28 04:10:14,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:10:14,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:10:14,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:10:14,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:10:14,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:10:14,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:10:14" (1/1) ... [2021-12-28 04:10:14,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d3dfaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:14, skipping insertion in model container [2021-12-28 04:10:14,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:10:14" (1/1) ... [2021-12-28 04:10:14,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:10:14,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:10:17,401 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-cache.ko-entry_point.cil.out.i[376341,376354] [2021-12-28 04:10:17,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:10:17,507 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:10:17,817 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-cache.ko-entry_point.cil.out.i[376341,376354] [2021-12-28 04:10:17,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:10:18,041 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:10:18,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:18 WrapperNode [2021-12-28 04:10:18,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:10:18,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:10:18,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:10:18,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:10:18,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:18" (1/1) ... [2021-12-28 04:10:18,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:18" (1/1) ... [2021-12-28 04:10:18,436 INFO L137 Inliner]: procedures = 595, calls = 3937, calls flagged for inlining = 264, calls inlined = 257, statements flattened = 9795 [2021-12-28 04:10:18,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:10:18,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:10:18,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:10:18,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:10:18,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:18" (1/1) ... [2021-12-28 04:10:18,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:18" (1/1) ... [2021-12-28 04:10:18,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:18" (1/1) ... [2021-12-28 04:10:18,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:18" (1/1) ... [2021-12-28 04:10:18,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:18" (1/1) ... [2021-12-28 04:10:18,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:18" (1/1) ... [2021-12-28 04:10:18,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:18" (1/1) ... [2021-12-28 04:10:18,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:10:18,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:10:18,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:10:18,961 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:10:18,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:18" (1/1) ... [2021-12-28 04:10:18,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:10:18,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:10:19,021 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) [2021-12-28 04:10:19,056 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 [2021-12-28 04:10:19,078 INFO L130 BoogieDeclarations]: Found specification of procedure resize_cache_dev [2021-12-28 04:10:19,079 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_cache_dev [2021-12-28 04:10:19,079 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2021-12-28 04:10:19,080 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2021-12-28 04:10:19,080 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-28 04:10:19,080 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-28 04:10:19,080 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2021-12-28 04:10:19,080 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2021-12-28 04:10:19,080 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2021-12-28 04:10:19,080 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2021-12-28 04:10:19,080 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_sm_root [2021-12-28 04:10:19,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_sm_root [2021-12-28 04:10:19,081 INFO L130 BoogieDeclarations]: Found specification of procedure bio_writes_complete_block [2021-12-28 04:10:19,081 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_writes_complete_block [2021-12-28 04:10:19,081 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-28 04:10:19,081 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2021-12-28 04:10:19,081 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2021-12-28 04:10:19,082 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2021-12-28 04:10:19,082 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2021-12-28 04:10:19,082 INFO L130 BoogieDeclarations]: Found specification of procedure cache_map [2021-12-28 04:10:19,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_map [2021-12-28 04:10:19,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:10:19,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:10:19,082 INFO L130 BoogieDeclarations]: Found specification of procedure process_migrations [2021-12-28 04:10:19,082 INFO L138 BoogieDeclarations]: Found implementation of procedure process_migrations [2021-12-28 04:10:19,083 INFO L130 BoogieDeclarations]: Found specification of procedure remap_cell_to_origin_clear_discard [2021-12-28 04:10:19,083 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_cell_to_origin_clear_discard [2021-12-28 04:10:19,083 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-12-28 04:10:19,083 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-12-28 04:10:19,084 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-28 04:10:19,084 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-28 04:10:19,084 INFO L130 BoogieDeclarations]: Found specification of procedure put_policy [2021-12-28 04:10:19,084 INFO L138 BoogieDeclarations]: Found implementation of procedure put_policy [2021-12-28 04:10:19,084 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_tick_bio_needed [2021-12-28 04:10:19,084 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_tick_bio_needed [2021-12-28 04:10:19,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:10:19,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:10:19,085 INFO L130 BoogieDeclarations]: Found specification of procedure update_flags [2021-12-28 04:10:19,085 INFO L138 BoogieDeclarations]: Found implementation of procedure update_flags [2021-12-28 04:10:19,085 INFO L130 BoogieDeclarations]: Found specification of procedure calc_discard_block_range [2021-12-28 04:10:19,085 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_discard_block_range [2021-12-28 04:10:19,085 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-28 04:10:19,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-28 04:10:19,086 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_release_no_holder [2021-12-28 04:10:19,086 INFO L130 BoogieDeclarations]: Found specification of procedure free_bitset [2021-12-28 04:10:19,086 INFO L138 BoogieDeclarations]: Found implementation of procedure free_bitset [2021-12-28 04:10:19,086 INFO L130 BoogieDeclarations]: Found specification of procedure commit_if_needed [2021-12-28 04:10:19,086 INFO L138 BoogieDeclarations]: Found implementation of procedure commit_if_needed [2021-12-28 04:10:19,087 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-28 04:10:19,087 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-28 04:10:19,087 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-28 04:10:19,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-28 04:10:19,087 INFO L130 BoogieDeclarations]: Found specification of procedure get_per_bio_data [2021-12-28 04:10:19,087 INFO L138 BoogieDeclarations]: Found implementation of procedure get_per_bio_data [2021-12-28 04:10:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_then_cache [2021-12-28 04:10:19,088 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_then_cache [2021-12-28 04:10:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-28 04:10:19,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-28 04:10:19,089 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_remove_mapping [2021-12-28 04:10:19,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_remove_mapping [2021-12-28 04:10:19,089 INFO L130 BoogieDeclarations]: Found specification of procedure dblock_to_oblock [2021-12-28 04:10:19,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dblock_to_oblock [2021-12-28 04:10:19,090 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 04:10:19,090 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 04:10:19,090 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin [2021-12-28 04:10:19,090 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin [2021-12-28 04:10:19,090 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bitset [2021-12-28 04:10:19,090 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bitset [2021-12-28 04:10:19,090 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain_range [2021-12-28 04:10:19,091 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain_range [2021-12-28 04:10:19,091 INFO L130 BoogieDeclarations]: Found specification of procedure from_cblock [2021-12-28 04:10:19,091 INFO L138 BoogieDeclarations]: Found implementation of procedure from_cblock [2021-12-28 04:10:19,091 INFO L130 BoogieDeclarations]: Found specification of procedure writethrough_mode [2021-12-28 04:10:19,091 INFO L138 BoogieDeclarations]: Found implementation of procedure writethrough_mode [2021-12-28 04:10:19,091 INFO L130 BoogieDeclarations]: Found specification of procedure write_dirty_bitset [2021-12-28 04:10:19,091 INFO L138 BoogieDeclarations]: Found implementation of procedure write_dirty_bitset [2021-12-28 04:10:19,091 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-28 04:10:19,092 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-28 04:10:19,092 INFO L130 BoogieDeclarations]: Found specification of procedure writeback_mode [2021-12-28 04:10:19,092 INFO L138 BoogieDeclarations]: Found implementation of procedure writeback_mode [2021-12-28 04:10:19,092 INFO L130 BoogieDeclarations]: Found specification of procedure cache_postsuspend [2021-12-28 04:10:19,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_postsuspend [2021-12-28 04:10:19,092 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_get_migration [2021-12-28 04:10:19,093 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_get_migration [2021-12-28 04:10:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure issue_copy_or_discard [2021-12-28 04:10:19,093 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_copy_or_discard [2021-12-28 04:10:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure cache_dtr [2021-12-28 04:10:19,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_dtr [2021-12-28 04:10:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-28 04:10:19,093 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-28 04:10:19,094 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-28 04:10:19,094 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_prison_cell [2021-12-28 04:10:19,094 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_prison_cell [2021-12-28 04:10:19,094 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_version [2021-12-28 04:10:19,094 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_version [2021-12-28 04:10:19,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 04:10:19,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 04:10:19,095 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-28 04:10:19,095 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-28 04:10:19,096 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2021-12-28 04:10:19,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2021-12-28 04:10:19,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:10:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure get_per_bio_data_size [2021-12-28 04:10:19,097 INFO L138 BoogieDeclarations]: Found implementation of procedure get_per_bio_data_size [2021-12-28 04:10:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_resize [2021-12-28 04:10:19,097 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_resize [2021-12-28 04:10:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 04:10:19,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 04:10:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure accounted_request [2021-12-28 04:10:19,097 INFO L138 BoogieDeclarations]: Found implementation of procedure accounted_request [2021-12-28 04:10:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure pack_value [2021-12-28 04:10:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pack_value [2021-12-28 04:10:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-28 04:10:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-28 04:10:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2021-12-28 04:10:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2021-12-28 04:10:19,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:10:19,099 INFO L130 BoogieDeclarations]: Found specification of procedure clear_discard [2021-12-28 04:10:19,099 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_discard [2021-12-28 04:10:19,100 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_get_cell [2021-12-28 04:10:19,101 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_get_cell [2021-12-28 04:10:19,102 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-28 04:10:19,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-28 04:10:19,102 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_flush_bios [2021-12-28 04:10:19,103 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_flush_bios [2021-12-28 04:10:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer [2021-12-28 04:10:19,104 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer [2021-12-28 04:10:19,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:10:19,104 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2021-12-28 04:10:19,108 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2021-12-28 04:10:19,109 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2021-12-28 04:10:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2021-12-28 04:10:19,109 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_destroy [2021-12-28 04:10:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_destroy [2021-12-28 04:10:19,109 INFO L130 BoogieDeclarations]: Found specification of procedure cache_device_name [2021-12-28 04:10:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_device_name [2021-12-28 04:10:19,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:10:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure get_policy_once [2021-12-28 04:10:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure get_policy_once [2021-12-28 04:10:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2021-12-28 04:10:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2021-12-28 04:10:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 04:10:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 04:10:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure inc_and_issue [2021-12-28 04:10:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_and_issue [2021-12-28 04:10:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure write_discard_bitset [2021-12-28 04:10:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure write_discard_bitset [2021-12-28 04:10:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure sync_metadata [2021-12-28 04:10:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_metadata [2021-12-28 04:10:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-12-28 04:10:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-12-28 04:10:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_range [2021-12-28 04:10:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_range [2021-12-28 04:10:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure policy_unchanged [2021-12-28 04:10:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_unchanged [2021-12-28 04:10:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-28 04:10:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-28 04:10:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure set_config_value [2021-12-28 04:10:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure set_config_value [2021-12-28 04:10:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure stop_worker [2021-12-28 04:10:19,113 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_worker [2021-12-28 04:10:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_12 [2021-12-28 04:10:19,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_12 [2021-12-28 04:10:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-28 04:10:19,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-28 04:10:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure policy_force_mapping [2021-12-28 04:10:19,113 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_force_mapping [2021-12-28 04:10:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_clear_discard [2021-12-28 04:10:19,113 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_clear_discard [2021-12-28 04:10:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure __save_sm_root [2021-12-28 04:10:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __save_sm_root [2021-12-28 04:10:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:10:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-28 04:10:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-28 04:10:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure blocks_are_unmapped_or_clean [2021-12-28 04:10:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure blocks_are_unmapped_or_clean [2021-12-28 04:10:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-28 04:10:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-28 04:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2021-12-28 04:10:19,115 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2021-12-28 04:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-28 04:10:19,115 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-28 04:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2021-12-28 04:10:19,115 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2021-12-28 04:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:10:19,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:10:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure write_hints [2021-12-28 04:10:19,116 INFO L138 BoogieDeclarations]: Found implementation of procedure write_hints [2021-12-28 04:10:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-12-28 04:10:19,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-12-28 04:10:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure __find_policy [2021-12-28 04:10:19,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_policy [2021-12-28 04:10:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure policy_tick [2021-12-28 04:10:19,116 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_tick [2021-12-28 04:10:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure cache_resume [2021-12-28 04:10:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_resume [2021-12-28 04:10:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-28 04:10:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-28 04:10:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_close [2021-12-28 04:10:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_close [2021-12-28 04:10:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_hint_size [2021-12-28 04:10:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_hint_size [2021-12-28 04:10:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-28 04:10:19,118 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-28 04:10:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2021-12-28 04:10:19,118 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2021-12-28 04:10:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure free_migration [2021-12-28 04:10:19,118 INFO L138 BoogieDeclarations]: Found implementation of procedure free_migration [2021-12-28 04:10:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-28 04:10:19,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-28 04:10:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure passthrough_mode [2021-12-28 04:10:19,118 INFO L138 BoogieDeclarations]: Found implementation of procedure passthrough_mode [2021-12-28 04:10:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure get_cache_mode [2021-12-28 04:10:19,119 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cache_mode [2021-12-28 04:10:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure to_cblock [2021-12-28 04:10:19,119 INFO L138 BoogieDeclarations]: Found implementation of procedure to_cblock [2021-12-28 04:10:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure cache_iterate_devices [2021-12-28 04:10:19,119 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_iterate_devices [2021-12-28 04:10:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure to_oblock [2021-12-28 04:10:19,119 INFO L138 BoogieDeclarations]: Found implementation of procedure to_oblock [2021-12-28 04:10:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-28 04:10:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-28 04:10:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure block_div [2021-12-28 04:10:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure block_div [2021-12-28 04:10:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-28 04:10:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-28 04:10:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 04:10:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 04:10:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure oblocks_per_dblock [2021-12-28 04:10:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure oblocks_per_dblock [2021-12-28 04:10:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure policy_set_dirty [2021-12-28 04:10:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_set_dirty [2021-12-28 04:10:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure set_cache_size [2021-12-28 04:10:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure set_cache_size [2021-12-28 04:10:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure cache_message [2021-12-28 04:10:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_message [2021-12-28 04:10:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-28 04:10:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-28 04:10:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure inc_ds [2021-12-28 04:10:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_ds [2021-12-28 04:10:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:10:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:10:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure inc_hit_counter [2021-12-28 04:10:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_hit_counter [2021-12-28 04:10:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 04:10:19,125 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 04:10:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_11 [2021-12-28 04:10:19,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_11 [2021-12-28 04:10:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_visit_release [2021-12-28 04:10:19,126 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cell_visit_release [2021-12-28 04:10:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2021-12-28 04:10:19,126 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2021-12-28 04:10:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2021-12-28 04:10:19,126 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2021-12-28 04:10:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure cache_io_hints [2021-12-28 04:10:19,127 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_io_hints [2021-12-28 04:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure cache_end_io [2021-12-28 04:10:19,128 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_end_io [2021-12-28 04:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure accounted_begin [2021-12-28 04:10:19,128 INFO L138 BoogieDeclarations]: Found implementation of procedure accounted_begin [2021-12-28 04:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:10:19,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_abort [2021-12-28 04:10:19,128 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_abort [2021-12-28 04:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure read_superblock_fields [2021-12-28 04:10:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure read_superblock_fields [2021-12-28 04:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2021-12-28 04:10:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2021-12-28 04:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure inc_miss_counter [2021-12-28 04:10:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_miss_counter [2021-12-28 04:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure migration_failure [2021-12-28 04:10:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure migration_failure [2021-12-28 04:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure dm_hook_bio [2021-12-28 04:10:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_hook_bio [2021-12-28 04:10:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_set_value [2021-12-28 04:10:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_set_value [2021-12-28 04:10:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure free_io_migration [2021-12-28 04:10:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure free_io_migration [2021-12-28 04:10:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-12-28 04:10:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-12-28 04:10:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2021-12-28 04:10:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2021-12-28 04:10:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2021-12-28 04:10:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2021-12-28 04:10:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure is_discarded_oblock [2021-12-28 04:10:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure is_discarded_oblock [2021-12-28 04:10:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bitset [2021-12-28 04:10:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bitset [2021-12-28 04:10:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-28 04:10:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-28 04:10:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_mapping_info [2021-12-28 04:10:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_mapping_info [2021-12-28 04:10:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 04:10:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 04:10:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-28 04:10:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-28 04:10:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure bitset_size_in_bytes [2021-12-28 04:10:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure bitset_size_in_bytes [2021-12-28 04:10:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-28 04:10:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-28 04:10:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 04:10:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 04:10:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_is_read_only [2021-12-28 04:10:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_is_read_only [2021-12-28 04:10:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 04:10:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 04:10:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-12-28 04:10:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-12-28 04:10:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure dm_read_arg_group [2021-12-28 04:10:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_read_arg_group [2021-12-28 04:10:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dirty [2021-12-28 04:10:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dirty [2021-12-28 04:10:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2021-12-28 04:10:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2021-12-28 04:10:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-28 04:10:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-28 04:10:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure quiesce_migration [2021-12-28 04:10:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure quiesce_migration [2021-12-28 04:10:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2021-12-28 04:10:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2021-12-28 04:10:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_opt [2021-12-28 04:10:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_opt [2021-12-28 04:10:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2021-12-28 04:10:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2021-12-28 04:10:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-28 04:10:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-28 04:10:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:10:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 04:10:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 04:10:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-28 04:10:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-28 04:10:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure free_prison_cell [2021-12-28 04:10:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure free_prison_cell [2021-12-28 04:10:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:10:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2021-12-28 04:10:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2021-12-28 04:10:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-12-28 04:10:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-12-28 04:10:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure discard_or_flush [2021-12-28 04:10:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure discard_or_flush [2021-12-28 04:10:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_data_structs [2021-12-28 04:10:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_data_structs [2021-12-28 04:10:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-28 04:10:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-28 04:10:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_value [2021-12-28 04:10:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_value [2021-12-28 04:10:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2021-12-28 04:10:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2021-12-28 04:10:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_read_lock [2021-12-28 04:10:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_read_lock [2021-12-28 04:10:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:10:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-12-28 04:10:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-12-28 04:10:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure from_dblock [2021-12-28 04:10:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure from_dblock [2021-12-28 04:10:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-28 04:10:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-28 04:10:19,139 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-28 04:10:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-28 04:10:19,139 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-28 04:10:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-28 04:10:19,139 INFO L130 BoogieDeclarations]: Found specification of procedure cache_bvec_merge [2021-12-28 04:10:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_bvec_merge [2021-12-28 04:10:19,139 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-28 04:10:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-28 04:10:19,139 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-28 04:10:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-28 04:10:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure is_dirty [2021-12-28 04:10:19,140 INFO L138 BoogieDeclarations]: Found implementation of procedure is_dirty [2021-12-28 04:10:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2021-12-28 04:10:19,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2021-12-28 04:10:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2021-12-28 04:10:19,140 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2021-12-28 04:10:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-28 04:10:19,140 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-28 04:10:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_get_value [2021-12-28 04:10:19,141 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_get_value [2021-12-28 04:10:19,141 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_empty [2021-12-28 04:10:19,141 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_empty [2021-12-28 04:10:19,141 INFO L130 BoogieDeclarations]: Found specification of procedure set_dirty [2021-12-28 04:10:19,141 INFO L138 BoogieDeclarations]: Found implementation of procedure set_dirty [2021-12-28 04:10:19,141 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2021-12-28 04:10:19,141 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2021-12-28 04:10:19,141 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_walk [2021-12-28 04:10:19,141 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_walk [2021-12-28 04:10:19,142 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-28 04:10:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-28 04:10:19,142 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_cache [2021-12-28 04:10:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_cache [2021-12-28 04:10:19,142 INFO L130 BoogieDeclarations]: Found specification of procedure oblock_to_dblock [2021-12-28 04:10:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure oblock_to_dblock [2021-12-28 04:10:19,142 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2021-12-28 04:10:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2021-12-28 04:10:19,142 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_free_structs [2021-12-28 04:10:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_free_structs [2021-12-28 04:10:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure dm_disk_bitset_init [2021-12-28 04:10:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_disk_bitset_init [2021-12-28 04:10:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard [2021-12-28 04:10:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard [2021-12-28 04:10:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2021-12-28 04:10:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2021-12-28 04:10:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure destroy [2021-12-28 04:10:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy [2021-12-28 04:10:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2021-12-28 04:10:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2021-12-28 04:10:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 04:10:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 04:10:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_release [2021-12-28 04:10:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure is_quiescing [2021-12-28 04:10:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure is_quiescing [2021-12-28 04:10:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 04:10:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 04:10:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2021-12-28 04:10:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2021-12-28 04:10:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:10:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure set_cache_mode [2021-12-28 04:10:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure set_cache_mode [2021-12-28 04:10:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_info_init [2021-12-28 04:10:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_info_init [2021-12-28 04:10:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:10:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:10:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure from_oblock [2021-12-28 04:10:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure from_oblock [2021-12-28 04:10:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-28 04:10:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-28 04:10:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2021-12-28 04:10:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2021-12-28 04:10:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_copy [2021-12-28 04:10:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_copy [2021-12-28 04:10:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-28 04:10:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-28 04:10:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_name [2021-12-28 04:10:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_name [2021-12-28 04:10:19,147 INFO L130 BoogieDeclarations]: Found specification of procedure spare_migration_bandwidth [2021-12-28 04:10:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure spare_migration_bandwidth [2021-12-28 04:10:19,147 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2021-12-28 04:10:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2021-12-28 04:10:19,147 INFO L130 BoogieDeclarations]: Found specification of procedure remap_cell_to_cache_dirty [2021-12-28 04:10:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_cell_to_cache_dirty [2021-12-28 04:10:19,147 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_put_cell [2021-12-28 04:10:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_put_cell [2021-12-28 04:10:19,147 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2021-12-28 04:10:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2021-12-28 04:10:19,148 INFO L130 BoogieDeclarations]: Found specification of procedure defer_bio [2021-12-28 04:10:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure defer_bio [2021-12-28 04:10:19,148 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2021-12-28 04:10:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2021-12-28 04:10:19,148 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-28 04:10:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-28 04:10:19,148 INFO L130 BoogieDeclarations]: Found specification of procedure dm_shift_arg [2021-12-28 04:10:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_shift_arg [2021-12-28 04:10:19,148 INFO L130 BoogieDeclarations]: Found specification of procedure process_invalidation_requests [2021-12-28 04:10:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure process_invalidation_requests [2021-12-28 04:10:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-28 04:10:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-28 04:10:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2021-12-28 04:10:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2021-12-28 04:10:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure policy_remove_mapping [2021-12-28 04:10:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_remove_mapping [2021-12-28 04:10:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure to_dblock [2021-12-28 04:10:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure to_dblock [2021-12-28 04:10:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-12-28 04:10:19,150 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-12-28 04:10:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2021-12-28 04:10:19,150 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2021-12-28 04:10:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2021-12-28 04:10:19,150 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2021-12-28 04:10:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure at_least_one_arg [2021-12-28 04:10:19,150 INFO L138 BoogieDeclarations]: Found implementation of procedure at_least_one_arg [2021-12-28 04:10:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure __queue_quiesced_migration [2021-12-28 04:10:19,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __queue_quiesced_migration [2021-12-28 04:10:19,151 INFO L130 BoogieDeclarations]: Found specification of procedure inc_io_migrations [2021-12-28 04:10:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_io_migrations [2021-12-28 04:10:19,151 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2021-12-28 04:10:19,151 INFO L130 BoogieDeclarations]: Found specification of procedure policy_map [2021-12-28 04:10:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_map [2021-12-28 04:10:19,151 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2021-12-28 04:10:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2021-12-28 04:10:19,151 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2021-12-28 04:10:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2021-12-28 04:10:19,151 INFO L130 BoogieDeclarations]: Found specification of procedure complete_migration [2021-12-28 04:10:19,152 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_migration [2021-12-28 04:10:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-28 04:10:19,152 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-28 04:10:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-28 04:10:19,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-28 04:10:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2021-12-28 04:10:19,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2021-12-28 04:10:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure lookup [2021-12-28 04:10:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup [2021-12-28 04:10:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure process_invalidation_request [2021-12-28 04:10:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure process_invalidation_request [2021-12-28 04:10:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure migration_success_pre_commit [2021-12-28 04:10:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure migration_success_pre_commit [2021-12-28 04:10:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:10:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure cache_status [2021-12-28 04:10:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_status [2021-12-28 04:10:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2021-12-28 04:10:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2021-12-28 04:10:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2021-12-28 04:10:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2021-12-28 04:10:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-28 04:10:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~TO~VOID [2021-12-28 04:10:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~TO~VOID [2021-12-28 04:10:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2021-12-28 04:10:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2021-12-28 04:10:20,239 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:10:20,243 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:10:20,730 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:10:28,071 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:10:28,101 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:10:28,101 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 04:10:28,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:10:28 BoogieIcfgContainer [2021-12-28 04:10:28,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:10:28,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:10:28,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:10:28,110 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:10:28,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:10:14" (1/3) ... [2021-12-28 04:10:28,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48125eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:10:28, skipping insertion in model container [2021-12-28 04:10:28,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:10:18" (2/3) ... [2021-12-28 04:10:28,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48125eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:10:28, skipping insertion in model container [2021-12-28 04:10:28,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:10:28" (3/3) ... [2021-12-28 04:10:28,112 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2021-12-28 04:10:28,116 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:10:28,116 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:10:28,167 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:10:28,191 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 [2021-12-28 04:10:28,192 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:10:28,263 INFO L276 IsEmpty]: Start isEmpty. Operand has 3864 states, 2495 states have (on average 1.2749498997995992) internal successors, (3181), 2578 states have internal predecessors, (3181), 1124 states have call successors, (1124), 244 states have call predecessors, (1124), 243 states have return successors, (1118), 1089 states have call predecessors, (1118), 1118 states have call successors, (1118) [2021-12-28 04:10:28,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-12-28 04:10:28,281 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:10:28,283 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:10:28,283 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:10:28,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:10:28,287 INFO L85 PathProgramCache]: Analyzing trace with hash -901261265, now seen corresponding path program 1 times [2021-12-28 04:10:28,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:10:28,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044011124] [2021-12-28 04:10:28,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:10:28,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:10:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:10:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:28,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:10:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:10:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:10:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:10:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:28,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:10:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:10:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:29,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:10:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:10:29,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-28 04:10:29,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:29,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-28 04:10:29,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:29,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-28 04:10:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-28 04:10:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-28 04:10:29,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-28 04:10:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:29,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-28 04:10:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-28 04:10:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:29,288 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2021-12-28 04:10:29,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:10:29,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044011124] [2021-12-28 04:10:29,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044011124] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:10:29,290 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:10:29,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 04:10:29,291 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981659140] [2021-12-28 04:10:29,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:10:29,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 04:10:29,298 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:10:29,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 04:10:29,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:10:29,331 INFO L87 Difference]: Start difference. First operand has 3864 states, 2495 states have (on average 1.2749498997995992) internal successors, (3181), 2578 states have internal predecessors, (3181), 1124 states have call successors, (1124), 244 states have call predecessors, (1124), 243 states have return successors, (1118), 1089 states have call predecessors, (1118), 1118 states have call successors, (1118) Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-28 04:10:39,444 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:40,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:10:40,060 INFO L93 Difference]: Finished difference Result 8414 states and 12295 transitions. [2021-12-28 04:10:40,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-28 04:10:40,063 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 253 [2021-12-28 04:10:40,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:10:40,123 INFO L225 Difference]: With dead ends: 8414 [2021-12-28 04:10:40,124 INFO L226 Difference]: Without dead ends: 4534 [2021-12-28 04:10:40,151 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:10:40,155 INFO L933 BasicCegarLoop]: 4913 mSDtfsCounter, 4314 mSDsluCounter, 2155 mSDsCounter, 0 mSdLazyCounter, 2288 mSolverCounterSat, 5027 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4421 SdHoareTripleChecker+Valid, 7068 SdHoareTripleChecker+Invalid, 7315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5027 IncrementalHoareTripleChecker+Valid, 2288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2021-12-28 04:10:40,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4421 Valid, 7068 Invalid, 7315 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5027 Valid, 2288 Invalid, 0 Unknown, 0 Unchecked, 10.2s Time] [2021-12-28 04:10:40,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4534 states. [2021-12-28 04:10:40,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4534 to 3843. [2021-12-28 04:10:40,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3843 states, 2482 states have (on average 1.2695406929895245) internal successors, (3151), 2557 states have internal predecessors, (3151), 1118 states have call successors, (1118), 243 states have call predecessors, (1118), 242 states have return successors, (1116), 1087 states have call predecessors, (1116), 1116 states have call successors, (1116) [2021-12-28 04:10:40,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3843 states to 3843 states and 5385 transitions. [2021-12-28 04:10:40,415 INFO L78 Accepts]: Start accepts. Automaton has 3843 states and 5385 transitions. Word has length 253 [2021-12-28 04:10:40,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:10:40,416 INFO L470 AbstractCegarLoop]: Abstraction has 3843 states and 5385 transitions. [2021-12-28 04:10:40,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-28 04:10:40,417 INFO L276 IsEmpty]: Start isEmpty. Operand 3843 states and 5385 transitions. [2021-12-28 04:10:40,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-12-28 04:10:40,426 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:10:40,427 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:10:40,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:10:40,427 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:10:40,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:10:40,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1699436963, now seen corresponding path program 1 times [2021-12-28 04:10:40,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:10:40,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569988417] [2021-12-28 04:10:40,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:10:40,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:10:40,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:10:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:10:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:10:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:10:40,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:10:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:10:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:10:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:10:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:40,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:10:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:41,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-28 04:10:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-28 04:10:41,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-28 04:10:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-28 04:10:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-28 04:10:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-28 04:10:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-28 04:10:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-28 04:10:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:41,287 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2021-12-28 04:10:41,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:10:41,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569988417] [2021-12-28 04:10:41,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569988417] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:10:41,304 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:10:41,305 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 04:10:41,305 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819750785] [2021-12-28 04:10:41,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:10:41,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 04:10:41,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:10:41,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 04:10:41,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:10:41,309 INFO L87 Difference]: Start difference. First operand 3843 states and 5385 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-28 04:10:56,911 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:58,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:10:58,689 INFO L93 Difference]: Finished difference Result 12831 states and 18518 transitions. [2021-12-28 04:10:58,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 04:10:58,690 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 253 [2021-12-28 04:10:58,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:10:58,745 INFO L225 Difference]: With dead ends: 12831 [2021-12-28 04:10:58,746 INFO L226 Difference]: Without dead ends: 9021 [2021-12-28 04:10:58,768 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-28 04:10:58,769 INFO L933 BasicCegarLoop]: 6158 mSDtfsCounter, 13120 mSDsluCounter, 6002 mSDsCounter, 0 mSdLazyCounter, 5898 mSolverCounterSat, 10720 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13833 SdHoareTripleChecker+Valid, 12160 SdHoareTripleChecker+Invalid, 16618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10720 IncrementalHoareTripleChecker+Valid, 5898 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2021-12-28 04:10:58,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13833 Valid, 12160 Invalid, 16618 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10720 Valid, 5898 Invalid, 0 Unknown, 0 Unchecked, 16.7s Time] [2021-12-28 04:10:58,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9021 states. [2021-12-28 04:10:59,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9021 to 7636. [2021-12-28 04:10:59,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7636 states, 4935 states have (on average 1.2705167173252279) internal successors, (6270), 5084 states have internal predecessors, (6270), 2216 states have call successors, (2216), 485 states have call predecessors, (2216), 484 states have return successors, (2216), 2156 states have call predecessors, (2216), 2214 states have call successors, (2216) [2021-12-28 04:10:59,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7636 states to 7636 states and 10702 transitions. [2021-12-28 04:10:59,155 INFO L78 Accepts]: Start accepts. Automaton has 7636 states and 10702 transitions. Word has length 253 [2021-12-28 04:10:59,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:10:59,157 INFO L470 AbstractCegarLoop]: Abstraction has 7636 states and 10702 transitions. [2021-12-28 04:10:59,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-28 04:10:59,157 INFO L276 IsEmpty]: Start isEmpty. Operand 7636 states and 10702 transitions. [2021-12-28 04:10:59,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2021-12-28 04:10:59,168 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:10:59,168 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:10:59,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 04:10:59,169 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:10:59,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:10:59,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1091692974, now seen corresponding path program 1 times [2021-12-28 04:10:59,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:10:59,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434360323] [2021-12-28 04:10:59,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:10:59,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:10:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:10:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:10:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:10:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:10:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:10:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:10:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:10:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:10:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:10:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-28 04:10:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-28 04:10:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-28 04:10:59,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-28 04:10:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-28 04:10:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-28 04:10:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-28 04:10:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-28 04:10:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-28 04:10:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-28 04:10:59,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:10:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 04:10:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 04:10:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-12-28 04:10:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:59,788 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2021-12-28 04:10:59,788 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:10:59,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434360323] [2021-12-28 04:10:59,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434360323] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:10:59,788 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:10:59,788 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-28 04:10:59,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381908234] [2021-12-28 04:10:59,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:10:59,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-28 04:10:59,789 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:10:59,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-28 04:10:59,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-12-28 04:10:59,790 INFO L87 Difference]: Start difference. First operand 7636 states and 10702 transitions. Second operand has 9 states, 9 states have (on average 12.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (35), 8 states have call predecessors, (35), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29)