./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.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 653bbac28ac5777df45378e95c3d4d049df50356a6a758af8df299c50637b77a --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 04:43:12,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 04:43:12,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 04:43:12,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 04:43:12,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 04:43:12,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 04:43:12,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 04:43:12,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 04:43:12,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 04:43:12,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 04:43:12,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 04:43:12,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 04:43:12,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 04:43:12,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 04:43:12,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 04:43:12,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 04:43:12,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 04:43:12,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 04:43:12,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 04:43:12,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 04:43:12,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 04:43:12,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 04:43:12,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 04:43:12,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 04:43:12,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 04:43:12,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 04:43:12,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 04:43:12,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 04:43:12,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 04:43:12,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 04:43:12,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 04:43:12,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 04:43:12,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 04:43:12,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 04:43:12,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 04:43:12,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 04:43:12,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 04:43:12,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 04:43:12,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 04:43:12,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 04:43:12,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 04:43:12,234 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 04:43:12,269 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 04:43:12,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 04:43:12,270 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 04:43:12,270 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 04:43:12,271 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 04:43:12,271 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 04:43:12,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 04:43:12,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 04:43:12,272 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 04:43:12,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 04:43:12,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 04:43:12,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 04:43:12,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 04:43:12,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 04:43:12,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 04:43:12,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 04:43:12,275 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 04:43:12,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 04:43:12,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 04:43:12,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 04:43:12,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 04:43:12,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 04:43:12,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 04:43:12,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 04:43:12,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 04:43:12,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 04:43:12,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 04:43:12,277 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 04:43:12,277 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 04:43:12,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 04:43:12,277 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 04:43:12,277 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 653bbac28ac5777df45378e95c3d4d049df50356a6a758af8df299c50637b77a [2021-12-18 04:43:12,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 04:43:12,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 04:43:12,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 04:43:12,585 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 04:43:12,586 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 04:43:12,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.ko-entry_point.cil.out.i [2021-12-18 04:43:12,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa3f2dc2/e0884405753246a9b510f879d6e5eecb/FLAGc4c3d84c6 [2021-12-18 04:43:13,690 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 04:43:13,690 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.ko-entry_point.cil.out.i [2021-12-18 04:43:13,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa3f2dc2/e0884405753246a9b510f879d6e5eecb/FLAGc4c3d84c6 [2021-12-18 04:43:14,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa3f2dc2/e0884405753246a9b510f879d6e5eecb [2021-12-18 04:43:14,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 04:43:14,178 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 04:43:14,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 04:43:14,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 04:43:14,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 04:43:14,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:43:14" (1/1) ... [2021-12-18 04:43:14,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72018615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:14, skipping insertion in model container [2021-12-18 04:43:14,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:43:14" (1/1) ... [2021-12-18 04:43:14,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 04:43:14,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 04:43:15,011 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4269] [2021-12-18 04:43:15,012 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4270-4271] [2021-12-18 04:43:15,931 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.ko-entry_point.cil.out.i[125841,125854] [2021-12-18 04:43:25,066 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 04:43:25,154 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 04:43:25,334 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4269] [2021-12-18 04:43:25,336 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4270-4271] [2021-12-18 04:43:25,350 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.ko-entry_point.cil.out.i[125841,125854] [2021-12-18 04:43:26,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 04:43:26,460 INFO L208 MainTranslator]: Completed translation [2021-12-18 04:43:26,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:26 WrapperNode [2021-12-18 04:43:26,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 04:43:26,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 04:43:26,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 04:43:26,478 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 04:43:26,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:26" (1/1) ... [2021-12-18 04:43:26,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:26" (1/1) ... [2021-12-18 04:43:27,874 INFO L137 Inliner]: procedures = 600, calls = 14234, calls flagged for inlining = 262, calls inlined = 250, statements flattened = 29242 [2021-12-18 04:43:27,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 04:43:27,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 04:43:27,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 04:43:27,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 04:43:27,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:26" (1/1) ... [2021-12-18 04:43:27,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:26" (1/1) ... [2021-12-18 04:43:28,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:26" (1/1) ... [2021-12-18 04:43:28,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:26" (1/1) ... [2021-12-18 04:43:28,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:26" (1/1) ... [2021-12-18 04:43:29,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:26" (1/1) ... [2021-12-18 04:43:29,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:26" (1/1) ... [2021-12-18 04:43:29,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 04:43:29,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 04:43:29,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 04:43:29,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 04:43:29,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:26" (1/1) ... [2021-12-18 04:43:29,422 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 04:43:29,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 04:43:29,463 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) [2021-12-18 04:43:29,487 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 [2021-12-18 04:43:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure volume_sysfs_init [2021-12-18 04:43:29,528 INFO L138 BoogieDeclarations]: Found implementation of procedure volume_sysfs_init [2021-12-18 04:43:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure self_check_ec_hdr [2021-12-18 04:43:29,529 INFO L138 BoogieDeclarations]: Found implementation of procedure self_check_ec_hdr [2021-12-18 04:43:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_eba_unmap_leb [2021-12-18 04:43:29,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_eba_unmap_leb [2021-12-18 04:43:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-18 04:43:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-12-18 04:43:29,530 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-12-18 04:43:29,530 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2021-12-18 04:43:29,530 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2021-12-18 04:43:29,530 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_resize_volume [2021-12-18 04:43:29,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_resize_volume [2021-12-18 04:43:29,530 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_free_internal_volumes [2021-12-18 04:43:29,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_free_internal_volumes [2021-12-18 04:43:29,531 INFO L130 BoogieDeclarations]: Found specification of procedure __schedule_ubi_work [2021-12-18 04:43:29,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __schedule_ubi_work [2021-12-18 04:43:29,531 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_volume_notify [2021-12-18 04:43:29,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_volume_notify [2021-12-18 04:43:29,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-18 04:43:29,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-18 04:43:29,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 04:43:29,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 04:43:29,532 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_detach_mtd_dev [2021-12-18 04:43:29,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_detach_mtd_dev [2021-12-18 04:43:29,532 INFO L130 BoogieDeclarations]: Found specification of procedure put_mtd_device [2021-12-18 04:43:29,532 INFO L138 BoogieDeclarations]: Found implementation of procedure put_mtd_device [2021-12-18 04:43:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure erase_block [2021-12-18 04:43:29,533 INFO L138 BoogieDeclarations]: Found implementation of procedure erase_block [2021-12-18 04:43:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_pending [2021-12-18 04:43:29,533 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_pending [2021-12-18 04:43:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2021-12-18 04:43:29,533 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2021-12-18 04:43:29,534 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-18 04:43:29,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-18 04:43:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure class_remove_file [2021-12-18 04:43:29,535 INFO L138 BoogieDeclarations]: Found implementation of procedure class_remove_file [2021-12-18 04:43:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_init [2021-12-18 04:43:29,535 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_init [2021-12-18 04:43:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_eba_read_leb [2021-12-18 04:43:29,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_eba_read_leb [2021-12-18 04:43:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_do_get_device_info [2021-12-18 04:43:29,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_do_get_device_info [2021-12-18 04:43:29,536 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_cdev_ioctl [2021-12-18 04:43:29,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_cdev_ioctl [2021-12-18 04:43:29,537 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_sysfs_close [2021-12-18 04:43:29,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_sysfs_close [2021-12-18 04:43:29,537 INFO L130 BoogieDeclarations]: Found specification of procedure vtbl_check [2021-12-18 04:43:29,537 INFO L138 BoogieDeclarations]: Found implementation of procedure vtbl_check [2021-12-18 04:43:29,538 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_remove [2021-12-18 04:43:29,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_remove [2021-12-18 04:43:29,538 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_read_vid_hdr [2021-12-18 04:43:29,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_read_vid_hdr [2021-12-18 04:43:29,540 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_cdev_ioctl [2021-12-18 04:43:29,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_cdev_ioctl [2021-12-18 04:43:29,540 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_cleanup [2021-12-18 04:43:29,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_cleanup [2021-12-18 04:43:29,540 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-12-18 04:43:29,540 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-12-18 04:43:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_compare_lebs [2021-12-18 04:43:29,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_compare_lebs [2021-12-18 04:43:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_wl_get_fm_peb [2021-12-18 04:43:29,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_wl_get_fm_peb [2021-12-18 04:43:29,542 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-18 04:43:29,542 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-18 04:43:29,542 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2021-12-18 04:43:29,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2021-12-18 04:43:29,543 INFO L130 BoogieDeclarations]: Found specification of procedure vol_cdev_ioctl [2021-12-18 04:43:29,543 INFO L138 BoogieDeclarations]: Found implementation of procedure vol_cdev_ioctl [2021-12-18 04:43:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_update_fastmap [2021-12-18 04:43:29,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_update_fastmap [2021-12-18 04:43:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure is_error_sane [2021-12-18 04:43:29,544 INFO L138 BoogieDeclarations]: Found implementation of procedure is_error_sane [2021-12-18 04:43:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_write_vid_hdr [2021-12-18 04:43:29,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_write_vid_hdr [2021-12-18 04:43:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_vid_hdr [2021-12-18 04:43:29,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_vid_hdr [2021-12-18 04:43:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure rb_next [2021-12-18 04:43:29,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_next [2021-12-18 04:43:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_check_volume [2021-12-18 04:43:29,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_check_volume [2021-12-18 04:43:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-18 04:43:29,546 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_calc_data_len [2021-12-18 04:43:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_calc_data_len [2021-12-18 04:43:29,547 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_read_data [2021-12-18 04:43:29,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_read_data [2021-12-18 04:43:29,548 INFO L130 BoogieDeclarations]: Found specification of procedure dfs_file_write [2021-12-18 04:43:29,548 INFO L138 BoogieDeclarations]: Found implementation of procedure dfs_file_write [2021-12-18 04:43:29,548 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_wl_close [2021-12-18 04:43:29,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_wl_close [2021-12-18 04:43:29,549 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_free_vid_hdr [2021-12-18 04:43:29,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_free_vid_hdr [2021-12-18 04:43:29,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 04:43:29,550 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-18 04:43:29,550 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-18 04:43:29,550 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2021-12-18 04:43:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2021-12-18 04:43:29,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_7 [2021-12-18 04:43:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_7 [2021-12-18 04:43:29,551 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_find_av [2021-12-18 04:43:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_find_av [2021-12-18 04:43:29,551 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-18 04:43:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-18 04:43:29,552 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-12-18 04:43:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-12-18 04:43:29,552 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 04:43:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 04:43:29,552 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_ubi_work [2021-12-18 04:43:29,553 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_ubi_work [2021-12-18 04:43:29,553 INFO L130 BoogieDeclarations]: Found specification of procedure do_sync_erase___0 [2021-12-18 04:43:29,553 INFO L138 BoogieDeclarations]: Found implementation of procedure do_sync_erase___0 [2021-12-18 04:43:29,553 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 04:43:29,554 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 04:43:29,554 INFO L130 BoogieDeclarations]: Found specification of procedure dev_attribute_show [2021-12-18 04:43:29,555 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_attribute_show [2021-12-18 04:43:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-18 04:43:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-18 04:43:29,558 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_ec_hdr [2021-12-18 04:43:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_ec_hdr [2021-12-18 04:43:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 04:43:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure self_check_not_bad [2021-12-18 04:43:29,559 INFO L138 BoogieDeclarations]: Found implementation of procedure self_check_not_bad [2021-12-18 04:43:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-18 04:43:29,560 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-18 04:43:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_div_by_eb [2021-12-18 04:43:29,568 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_div_by_eb [2021-12-18 04:43:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure find_dev_nolock [2021-12-18 04:43:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure find_dev_nolock [2021-12-18 04:43:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-12-18 04:43:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-12-18 04:43:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-18 04:43:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-18 04:43:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_calculate_reserved [2021-12-18 04:43:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_calculate_reserved [2021-12-18 04:43:29,570 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_debugfs_exit_dev [2021-12-18 04:43:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_debugfs_exit_dev [2021-12-18 04:43:29,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 04:43:29,570 INFO L130 BoogieDeclarations]: Found specification of procedure validate_vid_hdr [2021-12-18 04:43:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_vid_hdr [2021-12-18 04:43:29,570 INFO L130 BoogieDeclarations]: Found specification of procedure find_mean_wl_entry [2021-12-18 04:43:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure find_mean_wl_entry [2021-12-18 04:43:29,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 04:43:29,571 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-12-18 04:43:29,571 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-12-18 04:43:29,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 04:43:29,571 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 04:43:29,571 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_write_data [2021-12-18 04:43:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_write_data [2021-12-18 04:43:29,572 INFO L130 BoogieDeclarations]: Found specification of procedure prot_queue_add [2021-12-18 04:43:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure prot_queue_add [2021-12-18 04:43:29,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 04:43:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 04:43:29,572 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_open_volume_nm [2021-12-18 04:43:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_open_volume_nm [2021-12-18 04:43:29,572 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2021-12-18 04:43:29,573 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2021-12-18 04:43:29,573 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2021-12-18 04:43:29,573 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2021-12-18 04:43:29,573 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_write [2021-12-18 04:43:29,573 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_write [2021-12-18 04:43:29,573 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2021-12-18 04:43:29,573 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2021-12-18 04:43:29,574 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-18 04:43:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-18 04:43:29,574 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-18 04:43:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-18 04:43:29,574 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2021-12-18 04:43:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2021-12-18 04:43:29,574 INFO L130 BoogieDeclarations]: Found specification of procedure new_fm_vhdr [2021-12-18 04:43:29,575 INFO L138 BoogieDeclarations]: Found implementation of procedure new_fm_vhdr [2021-12-18 04:43:29,575 INFO L130 BoogieDeclarations]: Found specification of procedure yield [2021-12-18 04:43:29,575 INFO L138 BoogieDeclarations]: Found implementation of procedure yield [2021-12-18 04:43:29,575 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2021-12-18 04:43:29,575 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2021-12-18 04:43:29,575 INFO L130 BoogieDeclarations]: Found specification of procedure find_wl_entry [2021-12-18 04:43:29,575 INFO L138 BoogieDeclarations]: Found implementation of procedure find_wl_entry [2021-12-18 04:43:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoint [2021-12-18 04:43:29,576 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoint [2021-12-18 04:43:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dbg_chk_io [2021-12-18 04:43:29,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dbg_chk_io [2021-12-18 04:43:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_cur_bytes [2021-12-18 04:43:29,576 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_cur_bytes [2021-12-18 04:43:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure __vmalloc [2021-12-18 04:43:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __vmalloc [2021-12-18 04:43:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_is_bad [2021-12-18 04:43:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_is_bad [2021-12-18 04:43:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure vol_id2idx [2021-12-18 04:43:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure vol_id2idx [2021-12-18 04:43:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_attach_mtd_dev [2021-12-18 04:43:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_attach_mtd_dev [2021-12-18 04:43:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-12-18 04:43:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-12-18 04:43:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 04:43:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_update_reserved [2021-12-18 04:43:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_update_reserved [2021-12-18 04:43:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_wl_put_fm_peb [2021-12-18 04:43:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_wl_put_fm_peb [2021-12-18 04:43:29,579 INFO L130 BoogieDeclarations]: Found specification of procedure in_wl_tree [2021-12-18 04:43:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure in_wl_tree [2021-12-18 04:43:29,579 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_ai [2021-12-18 04:43:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_ai [2021-12-18 04:43:29,579 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-18 04:43:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-18 04:43:29,580 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_wl_get_peb [2021-12-18 04:43:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_wl_get_peb [2021-12-18 04:43:29,580 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-18 04:43:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-18 04:43:29,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 04:43:29,580 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_ai [2021-12-18 04:43:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_ai [2021-12-18 04:43:29,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 04:43:29,581 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2021-12-18 04:43:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2021-12-18 04:43:29,581 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 04:43:29,581 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_aeb [2021-12-18 04:43:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_aeb [2021-12-18 04:43:29,581 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_av [2021-12-18 04:43:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_av [2021-12-18 04:43:29,582 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-18 04:43:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-18 04:43:29,582 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-18 04:43:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-18 04:43:29,582 INFO L130 BoogieDeclarations]: Found specification of procedure write_leb [2021-12-18 04:43:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure write_leb [2021-12-18 04:43:29,583 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2021-12-18 04:43:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2021-12-18 04:43:29,583 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2021-12-18 04:43:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2021-12-18 04:43:29,583 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_erase [2021-12-18 04:43:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_erase [2021-12-18 04:43:29,583 INFO L130 BoogieDeclarations]: Found specification of procedure prot_queue_del [2021-12-18 04:43:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure prot_queue_del [2021-12-18 04:43:29,584 INFO L130 BoogieDeclarations]: Found specification of procedure validate_ec_hdr [2021-12-18 04:43:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_ec_hdr [2021-12-18 04:43:29,584 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_get_compat [2021-12-18 04:43:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_get_compat [2021-12-18 04:43:29,584 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dbg_chk_gen [2021-12-18 04:43:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dbg_chk_gen [2021-12-18 04:43:29,584 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_remove_av [2021-12-18 04:43:29,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_remove_av [2021-12-18 04:43:29,585 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-18 04:43:29,586 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-18 04:43:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_get_device [2021-12-18 04:43:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_get_device [2021-12-18 04:43:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure rb_first [2021-12-18 04:43:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_first [2021-12-18 04:43:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure self_check_vid_hdr [2021-12-18 04:43:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure self_check_vid_hdr [2021-12-18 04:43:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-12-18 04:43:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-12-18 04:43:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure leb_write_lock [2021-12-18 04:43:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure leb_write_lock [2021-12-18 04:43:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path [2021-12-18 04:43:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path [2021-12-18 04:43:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-18 04:43:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-18 04:43:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2021-12-18 04:43:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2021-12-18 04:43:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_read [2021-12-18 04:43:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_read [2021-12-18 04:43:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-18 04:43:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-18 04:43:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_change_vtbl_record [2021-12-18 04:43:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_change_vtbl_record [2021-12-18 04:43:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 04:43:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 04:43:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure vol_cdev_write [2021-12-18 04:43:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure vol_cdev_write [2021-12-18 04:43:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure uif_close [2021-12-18 04:43:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure uif_close [2021-12-18 04:43:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-18 04:43:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-18 04:43:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_remove_all [2021-12-18 04:43:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_remove_all [2021-12-18 04:43:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_eba_atomic_leb_change [2021-12-18 04:43:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_eba_atomic_leb_change [2021-12-18 04:43:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 04:43:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 04:43:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-18 04:43:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-18 04:43:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_ro_mode [2021-12-18 04:43:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_ro_mode [2021-12-18 04:43:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-18 04:43:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-18 04:43:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-18 04:43:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-18 04:43:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-12-18 04:43:29,597 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-12-18 04:43:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 04:43:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 04:43:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 04:43:29,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 04:43:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-18 04:43:29,597 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-18 04:43:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure scan_all [2021-12-18 04:43:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_all [2021-12-18 04:43:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-18 04:43:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-18 04:43:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_flash [2021-12-18 04:43:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_flash [2021-12-18 04:43:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_is_fm_block [2021-12-18 04:43:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_is_fm_block [2021-12-18 04:43:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure blk_fetch_request [2021-12-18 04:43:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_fetch_request [2021-12-18 04:43:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure leb_write_unlock [2021-12-18 04:43:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure leb_write_unlock [2021-12-18 04:43:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure device_register [2021-12-18 04:43:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure device_register [2021-12-18 04:43:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_sync_erase [2021-12-18 04:43:29,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_sync_erase [2021-12-18 04:43:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-18 04:43:29,600 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-18 04:43:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-18 04:43:29,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-18 04:43:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure idx2vol_id [2021-12-18 04:43:29,600 INFO L138 BoogieDeclarations]: Found implementation of procedure idx2vol_id [2021-12-18 04:43:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2021-12-18 04:43:29,601 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2021-12-18 04:43:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-18 04:43:29,601 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-18 04:43:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2021-12-18 04:43:29,601 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2021-12-18 04:43:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure vol_attribute_show [2021-12-18 04:43:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure vol_attribute_show [2021-12-18 04:43:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure self_check_peb_ec_hdr [2021-12-18 04:43:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure self_check_peb_ec_hdr [2021-12-18 04:43:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_vol_info [2021-12-18 04:43:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_vol_info [2021-12-18 04:43:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 04:43:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 04:43:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure get_peb_for_wl [2021-12-18 04:43:29,603 INFO L138 BoogieDeclarations]: Found implementation of procedure get_peb_for_wl [2021-12-18 04:43:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-18 04:43:29,603 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-18 04:43:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2021-12-18 04:43:29,603 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2021-12-18 04:43:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2021-12-18 04:43:29,603 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2021-12-18 04:43:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure blocking_notifier_call_chain [2021-12-18 04:43:29,604 INFO L138 BoogieDeclarations]: Found implementation of procedure blocking_notifier_call_chain [2021-12-18 04:43:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure create_vtbl [2021-12-18 04:43:29,604 INFO L138 BoogieDeclarations]: Found implementation of procedure create_vtbl [2021-12-18 04:43:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure prandom_u32 [2021-12-18 04:43:29,604 INFO L138 BoogieDeclarations]: Found implementation of procedure prandom_u32 [2021-12-18 04:43:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-18 04:43:29,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-18 04:43:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2021-12-18 04:43:29,605 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2021-12-18 04:43:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2021-12-18 04:43:29,605 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2021-12-18 04:43:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 04:43:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure do_work [2021-12-18 04:43:29,606 INFO L138 BoogieDeclarations]: Found implementation of procedure do_work [2021-12-18 04:43:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-18 04:43:29,606 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-18 04:43:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure self_check_in_wl_tree [2021-12-18 04:43:29,606 INFO L138 BoogieDeclarations]: Found implementation of procedure self_check_in_wl_tree [2021-12-18 04:43:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_open_volume [2021-12-18 04:43:29,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_open_volume [2021-12-18 04:43:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_check_pattern [2021-12-18 04:43:29,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_check_pattern [2021-12-18 04:43:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_bitflip [2021-12-18 04:43:29,607 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_bitflip [2021-12-18 04:43:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_eba_write_leb [2021-12-18 04:43:29,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_eba_write_leb [2021-12-18 04:43:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-18 04:43:29,607 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-18 04:43:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-12-18 04:43:29,608 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-12-18 04:43:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 04:43:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure vol_cdev_fsync [2021-12-18 04:43:29,608 INFO L138 BoogieDeclarations]: Found implementation of procedure vol_cdev_fsync [2021-12-18 04:43:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure get_mtd_device [2021-12-18 04:43:29,608 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mtd_device [2021-12-18 04:43:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_put_device [2021-12-18 04:43:29,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_put_device [2021-12-18 04:43:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure assign_aeb_to_av [2021-12-18 04:43:29,609 INFO L138 BoogieDeclarations]: Found implementation of procedure assign_aeb_to_av [2021-12-18 04:43:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-18 04:43:29,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-18 04:43:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure clear_update_marker [2021-12-18 04:43:29,610 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_update_marker [2021-12-18 04:43:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-18 04:43:29,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-18 04:43:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-18 04:43:29,610 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-18 04:43:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure scan_peb [2021-12-18 04:43:29,610 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_peb [2021-12-18 04:43:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2021-12-18 04:43:29,611 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2021-12-18 04:43:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure validate_vid_hdr___0 [2021-12-18 04:43:29,611 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_vid_hdr___0 [2021-12-18 04:43:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_zalloc_vid_hdr___3 [2021-12-18 04:43:29,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_zalloc_vid_hdr___3 [2021-12-18 04:43:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_create [2021-12-18 04:43:29,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_create [2021-12-18 04:43:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 04:43:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_zalloc_vid_hdr___0 [2021-12-18 04:43:29,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_zalloc_vid_hdr___0 [2021-12-18 04:43:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-18 04:43:29,612 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-18 04:43:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_zalloc_vid_hdr___4 [2021-12-18 04:43:29,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_zalloc_vid_hdr___4 [2021-12-18 04:43:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_self_check_all_ff [2021-12-18 04:43:29,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_self_check_all_ff [2021-12-18 04:43:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2021-12-18 04:43:29,613 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2021-12-18 04:43:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_eccerr [2021-12-18 04:43:29,613 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_eccerr [2021-12-18 04:43:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_close_volume [2021-12-18 04:43:29,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_close_volume [2021-12-18 04:43:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_wl_put_peb [2021-12-18 04:43:29,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_wl_put_peb [2021-12-18 04:43:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-18 04:43:29,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-18 04:43:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-12-18 04:43:29,614 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-12-18 04:43:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-18 04:43:29,615 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-18 04:43:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2021-12-18 04:43:29,615 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2021-12-18 04:43:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-18 04:43:29,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-18 04:43:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-18 04:43:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-18 04:43:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_wear_leveling [2021-12-18 04:43:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_wear_leveling [2021-12-18 04:43:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure leb_read_unlock [2021-12-18 04:43:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure leb_read_unlock [2021-12-18 04:43:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-18 04:43:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-18 04:43:29,617 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_next_sqnum [2021-12-18 04:43:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_next_sqnum [2021-12-18 04:43:29,617 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_read_ec_hdr [2021-12-18 04:43:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_read_ec_hdr [2021-12-18 04:43:29,617 INFO L130 BoogieDeclarations]: Found specification of procedure bio_has_data [2021-12-18 04:43:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_has_data [2021-12-18 04:43:29,618 INFO L130 BoogieDeclarations]: Found specification of procedure ltree_add_entry [2021-12-18 04:43:29,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ltree_add_entry [2021-12-18 04:43:29,618 INFO L130 BoogieDeclarations]: Found specification of procedure volume_sysfs_close [2021-12-18 04:43:29,618 INFO L138 BoogieDeclarations]: Found implementation of procedure volume_sysfs_close [2021-12-18 04:43:29,618 INFO L130 BoogieDeclarations]: Found specification of procedure revoke_exclusive [2021-12-18 04:43:29,618 INFO L138 BoogieDeclarations]: Found implementation of procedure revoke_exclusive [2021-12-18 04:43:29,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 04:43:29,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 04:43:29,619 INFO L130 BoogieDeclarations]: Found specification of procedure return_unused_pool_pebs [2021-12-18 04:43:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure return_unused_pool_pebs [2021-12-18 04:43:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-18 04:43:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-18 04:43:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-12-18 04:43:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-12-18 04:43:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_vtbl_record [2021-12-18 04:43:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_vtbl_record [2021-12-18 04:43:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-12-18 04:43:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-12-18 04:43:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure erase_worker [2021-12-18 04:43:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure erase_worker [2021-12-18 04:43:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure do_sync_erase [2021-12-18 04:43:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure do_sync_erase [2021-12-18 04:43:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_add_to_av [2021-12-18 04:43:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_add_to_av [2021-12-18 04:43:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2021-12-18 04:43:29,626 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2021-12-18 04:43:29,626 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2021-12-18 04:43:29,626 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2021-12-18 04:43:29,626 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 04:43:29,626 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 04:43:29,626 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-12-18 04:43:29,626 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-12-18 04:43:29,626 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-12-18 04:43:29,627 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-12-18 04:43:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 04:43:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2021-12-18 04:43:29,627 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2021-12-18 04:43:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_remove_volume [2021-12-18 04:43:29,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_remove_volume [2021-12-18 04:43:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-18 04:43:29,628 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-18 04:43:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 04:43:29,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 04:43:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure ltree_lookup [2021-12-18 04:43:29,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ltree_lookup [2021-12-18 04:43:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_getgeo [2021-12-18 04:43:29,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_getgeo [2021-12-18 04:43:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2021-12-18 04:43:29,629 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2021-12-18 04:43:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-12-18 04:43:29,629 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-12-18 04:43:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-18 04:43:29,630 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-18 04:43:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_wl_flush [2021-12-18 04:43:29,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_wl_flush [2021-12-18 04:43:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure add_to_list [2021-12-18 04:43:29,630 INFO L138 BoogieDeclarations]: Found implementation of procedure add_to_list [2021-12-18 04:43:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure self_check_volumes [2021-12-18 04:43:29,630 INFO L138 BoogieDeclarations]: Found implementation of procedure self_check_volumes [2021-12-18 04:43:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure kill_volumes [2021-12-18 04:43:29,631 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_volumes [2021-12-18 04:43:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dbg_is_bgt_disabled [2021-12-18 04:43:29,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dbg_is_bgt_disabled [2021-12-18 04:43:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_notify_all [2021-12-18 04:43:29,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_notify_all [2021-12-18 04:43:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-18 04:43:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-18 04:43:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_write [2021-12-18 04:43:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_write [2021-12-18 04:43:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure imajor [2021-12-18 04:43:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure imajor [2021-12-18 04:43:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure scan_pool [2021-12-18 04:43:29,636 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_pool [2021-12-18 04:43:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-18 04:43:29,636 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-18 04:43:29,637 INFO L130 BoogieDeclarations]: Found specification of procedure add_aeb [2021-12-18 04:43:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure add_aeb [2021-12-18 04:43:29,637 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read [2021-12-18 04:43:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read [2021-12-18 04:43:29,637 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_debugfs_exit [2021-12-18 04:43:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_debugfs_exit [2021-12-18 04:43:29,637 INFO L130 BoogieDeclarations]: Found specification of procedure get_exclusive [2021-12-18 04:43:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure get_exclusive [2021-12-18 04:43:29,638 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_major2num [2021-12-18 04:43:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_major2num [2021-12-18 04:43:29,638 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_do_get_volume_info [2021-12-18 04:43:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_do_get_volume_info [2021-12-18 04:43:29,638 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2021-12-18 04:43:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2021-12-18 04:43:29,638 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-18 04:43:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-18 04:43:29,639 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 04:43:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 04:43:29,639 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2021-12-18 04:43:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2021-12-18 04:43:29,639 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_get_volume_info [2021-12-18 04:43:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_get_volume_info [2021-12-18 04:43:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure tree_destroy [2021-12-18 04:43:29,640 INFO L138 BoogieDeclarations]: Found implementation of procedure tree_destroy [2021-12-18 04:43:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 04:43:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_write_ec_hdr [2021-12-18 04:43:29,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_write_ec_hdr [2021-12-18 04:43:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure find_anchor_wl_entry [2021-12-18 04:43:29,640 INFO L138 BoogieDeclarations]: Found implementation of procedure find_anchor_wl_entry [2021-12-18 04:43:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-18 04:43:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-18 04:43:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-12-18 04:43:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-12-18 04:43:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_notify [2021-12-18 04:43:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_notify [2021-12-18 04:43:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure wl_tree_add [2021-12-18 04:43:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure wl_tree_add [2021-12-18 04:43:32,098 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 04:43:32,102 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 04:43:32,408 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 04:48:32,336 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 04:48:32,401 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 04:48:32,402 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-18 04:48:32,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:48:32 BoogieIcfgContainer [2021-12-18 04:48:32,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 04:48:32,415 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 04:48:32,415 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 04:48:32,418 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 04:48:32,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 04:43:14" (1/3) ... [2021-12-18 04:48:32,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d0414b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:48:32, skipping insertion in model container [2021-12-18 04:48:32,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:26" (2/3) ... [2021-12-18 04:48:32,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d0414b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:48:32, skipping insertion in model container [2021-12-18 04:48:32,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:48:32" (3/3) ... [2021-12-18 04:48:32,422 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.ko-entry_point.cil.out.i [2021-12-18 04:48:32,427 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 04:48:32,427 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 04:48:32,503 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 04:48:32,509 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 [2021-12-18 04:48:32,510 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 04:48:32,643 INFO L276 IsEmpty]: Start isEmpty. Operand has 8882 states, 5851 states have (on average 1.3725858827550845) internal successors, (8031), 6126 states have internal predecessors, (8031), 2765 states have call successors, (2765), 265 states have call predecessors, (2765), 264 states have return successors, (2735), 2680 states have call predecessors, (2735), 2735 states have call successors, (2735) [2021-12-18 04:48:32,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2021-12-18 04:48:32,677 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:48:32,678 INFO L514 BasicCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 04:48:32,678 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:48:32,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:48:32,682 INFO L85 PathProgramCache]: Analyzing trace with hash -426257151, now seen corresponding path program 1 times [2021-12-18 04:48:32,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:48:32,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019004806] [2021-12-18 04:48:32,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:48:32,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:48:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:48:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:48:34,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:48:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:48:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:48:34,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:48:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:48:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:48:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:48:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:48:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:48:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:48:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:48:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 04:48:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 04:48:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 04:48:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 04:48:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 04:48:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 04:48:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 04:48:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 04:48:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-18 04:48:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 04:48:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-18 04:48:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 04:48:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-18 04:48:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 04:48:34,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-18 04:48:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 04:48:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-18 04:48:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 04:48:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-18 04:48:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-18 04:48:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-18 04:48:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-18 04:48:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 04:48:34,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-18 04:48:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 04:48:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-18 04:48:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-18 04:48:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-12-18 04:48:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-12-18 04:48:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 04:48:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:48:34,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2021-12-18 04:48:34,675 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:48:34,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019004806] [2021-12-18 04:48:34,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019004806] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:48:34,676 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 04:48:34,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 04:48:34,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951648739] [2021-12-18 04:48:34,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:48:34,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 04:48:34,682 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:48:34,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 04:48:34,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 04:48:34,728 INFO L87 Difference]: Start difference. First operand has 8882 states, 5851 states have (on average 1.3725858827550845) internal successors, (8031), 6126 states have internal predecessors, (8031), 2765 states have call successors, (2765), 265 states have call predecessors, (2765), 264 states have return successors, (2735), 2680 states have call predecessors, (2735), 2735 states have call successors, (2735) Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2021-12-18 04:48:35,936 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:48:44,640 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:48:46,576 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:48:54,767 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:48:58,604 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:49:10,422 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:49:15,030 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:49:26,264 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:49:30,272 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:50:16,215 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:50:19,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 04:50:19,425 INFO L93 Difference]: Finished difference Result 26091 states and 41284 transitions. [2021-12-18 04:50:19,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 04:50:19,428 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 286 [2021-12-18 04:50:19,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 04:50:19,579 INFO L225 Difference]: With dead ends: 26091 [2021-12-18 04:50:19,579 INFO L226 Difference]: Without dead ends: 17121 [2021-12-18 04:50:19,680 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 04:50:19,683 INFO L933 BasicCegarLoop]: 18376 mSDtfsCounter, 12037 mSDsluCounter, 19253 mSDsCounter, 0 mSdLazyCounter, 9095 mSolverCounterSat, 5277 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 94.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14050 SdHoareTripleChecker+Valid, 37629 SdHoareTripleChecker+Invalid, 14379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 5277 IncrementalHoareTripleChecker+Valid, 9095 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 101.8s IncrementalHoareTripleChecker+Time [2021-12-18 04:50:19,684 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14050 Valid, 37629 Invalid, 14379 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [5277 Valid, 9095 Invalid, 7 Unknown, 0 Unchecked, 101.8s Time] [2021-12-18 04:50:19,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17121 states. [2021-12-18 04:50:20,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17121 to 16393. [2021-12-18 04:50:20,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16393 states, 10834 states have (on average 1.3682850286136237) internal successors, (14824), 11296 states have internal predecessors, (14824), 5052 states have call successors, (5052), 505 states have call predecessors, (5052), 506 states have return successors, (5081), 4941 states have call predecessors, (5081), 5050 states have call successors, (5081) [2021-12-18 04:50:21,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16393 states to 16393 states and 24957 transitions. [2021-12-18 04:50:21,079 INFO L78 Accepts]: Start accepts. Automaton has 16393 states and 24957 transitions. Word has length 286 [2021-12-18 04:50:21,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 04:50:21,083 INFO L470 AbstractCegarLoop]: Abstraction has 16393 states and 24957 transitions. [2021-12-18 04:50:21,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2021-12-18 04:50:21,084 INFO L276 IsEmpty]: Start isEmpty. Operand 16393 states and 24957 transitions. [2021-12-18 04:50:21,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2021-12-18 04:50:21,100 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:50:21,100 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 40, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 04:50:21,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 04:50:21,101 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:50:21,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:50:21,102 INFO L85 PathProgramCache]: Analyzing trace with hash -293377135, now seen corresponding path program 1 times [2021-12-18 04:50:21,102 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:50:21,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729844609] [2021-12-18 04:50:21,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:50:21,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:50:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:21,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:50:21,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:21,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:50:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:21,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:50:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:21,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:50:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:21,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:50:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:21,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:50:21,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:21,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:50:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:50:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:50:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:50:22,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:50:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:50:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:50:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 04:50:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 04:50:22,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 04:50:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 04:50:22,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 04:50:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 04:50:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 04:50:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 04:50:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-18 04:50:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 04:50:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-18 04:50:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 04:50:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-18 04:50:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 04:50:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-18 04:50:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 04:50:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-18 04:50:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 04:50:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-18 04:50:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-18 04:50:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-18 04:50:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-18 04:50:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 04:50:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-18 04:50:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 04:50:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-12-18 04:50:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 04:50:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-18 04:50:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-18 04:50:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 04:50:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-12-18 04:50:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-18 04:50:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:50:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:50:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:50:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:50:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:50:22,873 INFO L134 CoverageAnalysis]: Checked inductivity of 3124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3124 trivial. 0 not checked. [2021-12-18 04:50:22,873 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:50:22,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729844609] [2021-12-18 04:50:22,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729844609] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:50:22,873 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 04:50:22,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 04:50:22,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367520244] [2021-12-18 04:50:22,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:50:22,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 04:50:22,876 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:50:22,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 04:50:22,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-18 04:50:22,877 INFO L87 Difference]: Start difference. First operand 16393 states and 24957 transitions. Second operand has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (53), 6 states have call predecessors, (53), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2021-12-18 04:50:24,164 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:50:25,234 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:50:26,377 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:50:43,636 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:50:46,103 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:51:05,128 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:51:07,435 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:51:10,128 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:51:12,412 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:51:45,362 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:51:47,663 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:51:50,543 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:51:52,834 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:52:03,233 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:52:05,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:52:38,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:52:41,055 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:52:45,491 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:52:47,778 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:53:25,078 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:53:27,242 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 04:53:40,182 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:53:42,352 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:55:14,434 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:55:16,479 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:55:19,488 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:55:21,534 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:55:34,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 04:55:34,787 INFO L93 Difference]: Finished difference Result 55110 states and 85961 transitions. [2021-12-18 04:55:34,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-18 04:55:34,788 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (53), 6 states have call predecessors, (53), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 324 [2021-12-18 04:55:34,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 04:55:35,068 INFO L225 Difference]: With dead ends: 55110 [2021-12-18 04:55:35,068 INFO L226 Difference]: Without dead ends: 38796 [2021-12-18 04:55:35,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-12-18 04:55:35,172 INFO L933 BasicCegarLoop]: 16887 mSDtfsCounter, 26722 mSDsluCounter, 25948 mSDsCounter, 0 mSdLazyCounter, 31696 mSolverCounterSat, 28316 mSolverCounterUnsat, 23 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 288.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29770 SdHoareTripleChecker+Valid, 42835 SdHoareTripleChecker+Invalid, 60035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.7s SdHoareTripleChecker+Time, 28316 IncrementalHoareTripleChecker+Valid, 31696 IncrementalHoareTripleChecker+Invalid, 23 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 307.0s IncrementalHoareTripleChecker+Time [2021-12-18 04:55:35,173 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29770 Valid, 42835 Invalid, 60035 Unknown, 0 Unchecked, 0.7s Time], IncrementalHoareTripleChecker [28316 Valid, 31696 Invalid, 23 Unknown, 0 Unchecked, 307.0s Time] [2021-12-18 04:55:35,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38796 states. [2021-12-18 04:55:37,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38796 to 32620. [2021-12-18 04:55:37,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32620 states, 21570 states have (on average 1.3689383402874362) internal successors, (29528), 22503 states have internal predecessors, (29528), 10030 states have call successors, (10030), 1006 states have call predecessors, (10030), 1019 states have return successors, (10110), 9810 states have call predecessors, (10110), 10028 states have call successors, (10110) [2021-12-18 04:55:38,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32620 states to 32620 states and 49668 transitions. [2021-12-18 04:55:38,383 INFO L78 Accepts]: Start accepts. Automaton has 32620 states and 49668 transitions. Word has length 324 [2021-12-18 04:55:38,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 04:55:38,383 INFO L470 AbstractCegarLoop]: Abstraction has 32620 states and 49668 transitions. [2021-12-18 04:55:38,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (53), 6 states have call predecessors, (53), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2021-12-18 04:55:38,384 INFO L276 IsEmpty]: Start isEmpty. Operand 32620 states and 49668 transitions. [2021-12-18 04:55:38,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2021-12-18 04:55:38,400 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:55:38,400 INFO L514 BasicCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 04:55:38,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 04:55:38,401 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:55:38,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:55:38,402 INFO L85 PathProgramCache]: Analyzing trace with hash -420409778, now seen corresponding path program 1 times [2021-12-18 04:55:38,402 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:55:38,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225913420] [2021-12-18 04:55:38,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:55:38,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:55:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:55:39,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:55:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:55:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:55:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:55:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:55:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:55:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:55:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:55:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:55:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:55:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:55:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:55:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 04:55:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 04:55:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 04:55:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 04:55:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 04:55:39,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 04:55:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 04:55:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 04:55:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-18 04:55:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 04:55:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-18 04:55:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 04:55:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-18 04:55:39,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 04:55:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-18 04:55:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 04:55:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-18 04:55:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 04:55:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-18 04:55:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-18 04:55:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-18 04:55:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-18 04:55:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 04:55:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-18 04:55:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 04:55:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-18 04:55:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-18 04:55:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 04:55:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:55:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 04:55:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:55:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-12-18 04:55:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:55:39,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2021-12-18 04:55:39,910 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:55:39,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225913420] [2021-12-18 04:55:39,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225913420] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:55:39,910 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 04:55:39,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 04:55:39,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254304187] [2021-12-18 04:55:39,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:55:39,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 04:55:39,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:55:39,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 04:55:39,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 04:55:39,913 INFO L87 Difference]: Start difference. First operand 32620 states and 49668 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2021-12-18 04:55:42,176 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:55:43,930 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:55:50,150 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:55:52,186 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:55:59,362 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:56:08,922 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:56:16,434 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:56:33,118 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:56:43,044 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15