./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 205c5df1a1a60f895a95c3ed9a3099f16685cc5b57379f95f0c6fb3c071e97b9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 16:33:42,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 16:33:42,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 16:33:42,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 16:33:42,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 16:33:42,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 16:33:42,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 16:33:42,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 16:33:42,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 16:33:42,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 16:33:42,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 16:33:42,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 16:33:42,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 16:33:42,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 16:33:42,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 16:33:42,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 16:33:42,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 16:33:42,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 16:33:42,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 16:33:42,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 16:33:42,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 16:33:42,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 16:33:42,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 16:33:42,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 16:33:42,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 16:33:42,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 16:33:42,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 16:33:42,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 16:33:42,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 16:33:42,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 16:33:42,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 16:33:42,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 16:33:42,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 16:33:42,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 16:33:42,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 16:33:42,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 16:33:42,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 16:33:42,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 16:33:42,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 16:33:42,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 16:33:42,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 16:33:42,267 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 16:33:42,298 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 16:33:42,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 16:33:42,299 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 16:33:42,299 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 16:33:42,300 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 16:33:42,300 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 16:33:42,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 16:33:42,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 16:33:42,301 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 16:33:42,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 16:33:42,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 16:33:42,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 16:33:42,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 16:33:42,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 16:33:42,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 16:33:42,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 16:33:42,304 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 16:33:42,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 16:33:42,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 16:33:42,304 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 16:33:42,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 16:33:42,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:33:42,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 16:33:42,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 16:33:42,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 16:33:42,305 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 16:33:42,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 16:33:42,306 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 16:33:42,306 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 16:33:42,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 16:33:42,306 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 16:33:42,306 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 205c5df1a1a60f895a95c3ed9a3099f16685cc5b57379f95f0c6fb3c071e97b9 [2021-12-21 16:33:42,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 16:33:42,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 16:33:42,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 16:33:42,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 16:33:42,557 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 16:33:42,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-21 16:33:42,612 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438fd44cb/53cfcbadb3bb4999ba4039e6627ac06c/FLAGae0057438 [2021-12-21 16:33:43,377 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 16:33:43,377 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-21 16:33:43,423 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438fd44cb/53cfcbadb3bb4999ba4039e6627ac06c/FLAGae0057438 [2021-12-21 16:33:43,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438fd44cb/53cfcbadb3bb4999ba4039e6627ac06c [2021-12-21 16:33:43,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 16:33:43,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 16:33:43,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 16:33:43,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 16:33:43,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 16:33:43,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:33:43" (1/1) ... [2021-12-21 16:33:43,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68bd97d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:43, skipping insertion in model container [2021-12-21 16:33:43,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:33:43" (1/1) ... [2021-12-21 16:33:43,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 16:33:43,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 16:33:46,646 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[392782,392795] [2021-12-21 16:33:46,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:33:46,831 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 16:33:47,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[392782,392795] [2021-12-21 16:33:47,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:33:47,630 INFO L208 MainTranslator]: Completed translation [2021-12-21 16:33:47,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:47 WrapperNode [2021-12-21 16:33:47,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 16:33:47,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 16:33:47,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 16:33:47,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 16:33:47,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:47" (1/1) ... [2021-12-21 16:33:47,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:47" (1/1) ... [2021-12-21 16:33:48,034 INFO L137 Inliner]: procedures = 655, calls = 4626, calls flagged for inlining = 250, calls inlined = 246, statements flattened = 10810 [2021-12-21 16:33:48,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 16:33:48,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 16:33:48,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 16:33:48,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 16:33:48,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:47" (1/1) ... [2021-12-21 16:33:48,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:47" (1/1) ... [2021-12-21 16:33:48,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:47" (1/1) ... [2021-12-21 16:33:48,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:47" (1/1) ... [2021-12-21 16:33:48,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:47" (1/1) ... [2021-12-21 16:33:48,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:47" (1/1) ... [2021-12-21 16:33:48,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:47" (1/1) ... [2021-12-21 16:33:48,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 16:33:48,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 16:33:48,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 16:33:48,516 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 16:33:48,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:47" (1/1) ... [2021-12-21 16:33:48,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:33:48,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:33:48,549 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) [2021-12-21 16:33:48,559 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 [2021-12-21 16:33:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2021-12-21 16:33:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2021-12-21 16:33:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-21 16:33:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-21 16:33:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2021-12-21 16:33:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2021-12-21 16:33:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2021-12-21 16:33:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2021-12-21 16:33:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2021-12-21 16:33:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2021-12-21 16:33:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2021-12-21 16:33:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2021-12-21 16:33:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure noflush_work [2021-12-21 16:33:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure noflush_work [2021-12-21 16:33:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_lock [2021-12-21 16:33:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_lock [2021-12-21 16:33:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2021-12-21 16:33:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2021-12-21 16:33:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2021-12-21 16:33:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2021-12-21 16:33:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-21 16:33:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-21 16:33:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure thin_preresume [2021-12-21 16:33:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_preresume [2021-12-21 16:33:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-12-21 16:33:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-12-21 16:33:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-21 16:33:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-21 16:33:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_update [2021-12-21 16:33:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_update [2021-12-21 16:33:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove [2021-12-21 16:33:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove [2021-12-21 16:33:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size_in_blocks [2021-12-21 16:33:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size_in_blocks [2021-12-21 16:33:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure pool_features_init [2021-12-21 16:33:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_features_init [2021-12-21 16:33:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 16:33:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 16:33:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-21 16:33:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2021-12-21 16:33:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_external_copy [2021-12-21 16:33:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_external_copy [2021-12-21 16:33:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-12-21 16:33:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-12-21 16:33:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure __close_device [2021-12-21 16:33:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __close_device [2021-12-21 16:33:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure remap [2021-12-21 16:33:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure remap [2021-12-21 16:33:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-21 16:33:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-21 16:33:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-12-21 16:33:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-12-21 16:33:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure thin_get [2021-12-21 16:33:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_get [2021-12-21 16:33:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2021-12-21 16:33:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2021-12-21 16:33:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2021-12-21 16:33:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2021-12-21 16:33:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2021-12-21 16:33:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2021-12-21 16:33:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-21 16:33:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-21 16:33:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_callbacks [2021-12-21 16:33:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_callbacks [2021-12-21 16:33:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_data_block [2021-12-21 16:33:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_data_block [2021-12-21 16:33:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_destroy [2021-12-21 16:33:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_destroy [2021-12-21 16:33:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2021-12-21 16:33:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2021-12-21 16:33:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_dev_size [2021-12-21 16:33:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_dev_size [2021-12-21 16:33:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2021-12-21 16:33:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2021-12-21 16:33:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure cell_visit_release [2021-12-21 16:33:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_visit_release [2021-12-21 16:33:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-21 16:33:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-21 16:33:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2021-12-21 16:33:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2021-12-21 16:33:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure free_discard_mapping [2021-12-21 16:33:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure free_discard_mapping [2021-12-21 16:33:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2021-12-21 16:33:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2021-12-21 16:33:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2021-12-21 16:33:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2021-12-21 16:33:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure thin_put [2021-12-21 16:33:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_put [2021-12-21 16:33:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_needs_check [2021-12-21 16:33:48,603 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_needs_check [2021-12-21 16:33:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_block [2021-12-21 16:33:48,603 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_block [2021-12-21 16:33:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure copy_sm_roots [2021-12-21 16:33:48,604 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_sm_roots [2021-12-21 16:33:48,604 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2021-12-21 16:33:48,604 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2021-12-21 16:33:48,604 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_non_blocking_clone [2021-12-21 16:33:48,605 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_non_blocking_clone [2021-12-21 16:33:48,605 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio [2021-12-21 16:33:48,605 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio [2021-12-21 16:33:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-21 16:33:48,606 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-21 16:33:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_unlock [2021-12-21 16:33:48,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_unlock [2021-12-21 16:33:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-21 16:33:48,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-21 16:33:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume_active_thins [2021-12-21 16:33:48,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume_active_thins [2021-12-21 16:33:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2021-12-21 16:33:48,607 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2021-12-21 16:33:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-21 16:33:48,607 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-21 16:33:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2021-12-21 16:33:48,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2021-12-21 16:33:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure thin_merge [2021-12-21 16:33:48,608 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_merge [2021-12-21 16:33:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 16:33:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_del [2021-12-21 16:33:48,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_del [2021-12-21 16:33:48,611 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_only [2021-12-21 16:33:48,611 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_only [2021-12-21 16:33:48,611 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-21 16:33:48,612 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-21 16:33:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-21 16:33:48,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-21 16:33:48,614 INFO L130 BoogieDeclarations]: Found specification of procedure thin_io_hints [2021-12-21 16:33:48,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_io_hints [2021-12-21 16:33:48,614 INFO L130 BoogieDeclarations]: Found specification of procedure pool_preresume [2021-12-21 16:33:48,619 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_preresume [2021-12-21 16:33:48,619 INFO L130 BoogieDeclarations]: Found specification of procedure thin_status [2021-12-21 16:33:48,619 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_status [2021-12-21 16:33:48,619 INFO L130 BoogieDeclarations]: Found specification of procedure warn_if_metadata_device_too_big [2021-12-21 16:33:48,619 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_if_metadata_device_too_big [2021-12-21 16:33:48,619 INFO L130 BoogieDeclarations]: Found specification of procedure ll_zero [2021-12-21 16:33:48,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_zero [2021-12-21 16:33:48,620 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_range [2021-12-21 16:33:48,620 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_range [2021-12-21 16:33:48,620 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2021-12-21 16:33:48,620 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2021-12-21 16:33:48,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-21 16:33:48,620 INFO L130 BoogieDeclarations]: Found specification of procedure complete_mapping_preparation [2021-12-21 16:33:48,621 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_mapping_preparation [2021-12-21 16:33:48,621 INFO L130 BoogieDeclarations]: Found specification of procedure inc_all_io_entry [2021-12-21 16:33:48,621 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_all_io_entry [2021-12-21 16:33:48,621 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-21 16:33:48,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-21 16:33:48,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-21 16:33:48,621 INFO L130 BoogieDeclarations]: Found specification of procedure retry_bios_on_resume [2021-12-21 16:33:48,622 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_bios_on_resume [2021-12-21 16:33:48,622 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2021-12-21 16:33:48,622 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2021-12-21 16:33:48,622 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2021-12-21 16:33:48,622 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2021-12-21 16:33:48,623 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2021-12-21 16:33:48,623 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2021-12-21 16:33:48,623 INFO L130 BoogieDeclarations]: Found specification of procedure should_error_unserviceable_bio [2021-12-21 16:33:48,623 INFO L138 BoogieDeclarations]: Found implementation of procedure should_error_unserviceable_bio [2021-12-21 16:33:48,623 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_mapping [2021-12-21 16:33:48,623 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_mapping [2021-12-21 16:33:48,623 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2021-12-21 16:33:48,623 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2021-12-21 16:33:48,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 16:33:48,624 INFO L130 BoogieDeclarations]: Found specification of procedure thin_presuspend [2021-12-21 16:33:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_presuspend [2021-12-21 16:33:48,624 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2021-12-21 16:33:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2021-12-21 16:33:48,624 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2021-12-21 16:33:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2021-12-21 16:33:48,625 INFO L130 BoogieDeclarations]: Found specification of procedure thin_endio [2021-12-21 16:33:48,625 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_endio [2021-12-21 16:33:48,625 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup [2021-12-21 16:33:48,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup [2021-12-21 16:33:48,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-21 16:33:48,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-21 16:33:48,625 INFO L130 BoogieDeclarations]: Found specification of procedure pool_io_hints [2021-12-21 16:33:48,625 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_io_hints [2021-12-21 16:33:48,626 INFO L130 BoogieDeclarations]: Found specification of procedure is_factor [2021-12-21 16:33:48,626 INFO L138 BoogieDeclarations]: Found implementation of procedure is_factor [2021-12-21 16:33:48,626 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-21 16:33:48,626 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-21 16:33:48,626 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared [2021-12-21 16:33:48,626 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared [2021-12-21 16:33:48,626 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2021-12-21 16:33:48,627 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2021-12-21 16:33:48,627 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_data_dev_size [2021-12-21 16:33:48,627 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_data_dev_size [2021-12-21 16:33:48,627 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-21 16:33:48,627 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-21 16:33:48,627 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2021-12-21 16:33:48,627 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2021-12-21 16:33:48,628 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-21 16:33:48,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-21 16:33:48,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_17 [2021-12-21 16:33:48,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_17 [2021-12-21 16:33:48,628 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-21 16:33:48,628 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-21 16:33:48,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-21 16:33:48,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-21 16:33:48,629 INFO L130 BoogieDeclarations]: Found specification of procedure break_sharing [2021-12-21 16:33:48,629 INFO L138 BoogieDeclarations]: Found implementation of procedure break_sharing [2021-12-21 16:33:48,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 16:33:48,629 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_close [2021-12-21 16:33:48,629 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_close [2021-12-21 16:33:48,629 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-21 16:33:48,629 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-21 16:33:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-21 16:33:48,630 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-21 16:33:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-21 16:33:48,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-21 16:33:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_thin [2021-12-21 16:33:48,630 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_thin [2021-12-21 16:33:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 16:33:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2021-12-21 16:33:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2021-12-21 16:33:48,631 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2021-12-21 16:33:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2021-12-21 16:33:48,631 INFO L130 BoogieDeclarations]: Found specification of procedure do_no_space_timeout [2021-12-21 16:33:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure do_no_space_timeout [2021-12-21 16:33:48,631 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_from_per_bio_data [2021-12-21 16:33:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_from_per_bio_data [2021-12-21 16:33:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-21 16:33:48,632 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-21 16:33:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure pool_iterate_devices [2021-12-21 16:33:48,632 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_iterate_devices [2021-12-21 16:33:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-21 16:33:48,632 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-21 16:33:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2021-12-21 16:33:48,632 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2021-12-21 16:33:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 16:33:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-21 16:33:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure save_sm_roots [2021-12-21 16:33:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure save_sm_roots [2021-12-21 16:33:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure __complete_mapping_preparation [2021-12-21 16:33:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __complete_mapping_preparation [2021-12-21 16:33:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 16:33:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 16:33:48,634 INFO L130 BoogieDeclarations]: Found specification of procedure error_retry_list [2021-12-21 16:33:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure error_retry_list [2021-12-21 16:33:48,634 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_passdown [2021-12-21 16:33:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_passdown [2021-12-21 16:33:48,634 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-12-21 16:33:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-12-21 16:33:48,634 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-21 16:33:48,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-21 16:33:48,635 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_empty [2021-12-21 16:33:48,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_empty [2021-12-21 16:33:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-21 16:33:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-21 16:33:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure to_noflush [2021-12-21 16:33:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure to_noflush [2021-12-21 16:33:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure block_to_sectors [2021-12-21 16:33:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure block_to_sectors [2021-12-21 16:33:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-21 16:33:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-21 16:33:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure pool_status [2021-12-21 16:33:48,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_status [2021-12-21 16:33:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_block_time [2021-12-21 16:33:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_block_time [2021-12-21 16:33:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure error_thin_bio_list [2021-12-21 16:33:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure error_thin_bio_list [2021-12-21 16:33:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2021-12-21 16:33:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2021-12-21 16:33:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-21 16:33:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-21 16:33:48,642 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-21 16:33:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-21 16:33:48,642 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_passdown [2021-12-21 16:33:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_passdown [2021-12-21 16:33:48,642 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_cell [2021-12-21 16:33:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_cell [2021-12-21 16:33:48,642 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-21 16:33:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-21 16:33:48,643 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2021-12-21 16:33:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2021-12-21 16:33:48,643 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-21 16:33:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-21 16:33:48,643 INFO L130 BoogieDeclarations]: Found specification of procedure __resize_space_map [2021-12-21 16:33:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __resize_space_map [2021-12-21 16:33:48,643 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend [2021-12-21 16:33:48,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend [2021-12-21 16:33:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure inc_remap_and_issue_cell [2021-12-21 16:33:48,644 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_remap_and_issue_cell [2021-12-21 16:33:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure pool_message [2021-12-21 16:33:48,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_message [2021-12-21 16:33:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 16:33:48,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 16:33:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure break_up_discard_bio [2021-12-21 16:33:48,645 INFO L138 BoogieDeclarations]: Found implementation of procedure break_up_discard_bio [2021-12-21 16:33:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_no_passdown [2021-12-21 16:33:48,645 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_no_passdown [2021-12-21 16:33:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_inc_block [2021-12-21 16:33:48,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_inc_block [2021-12-21 16:33:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_block_is_used [2021-12-21 16:33:48,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_block_is_used [2021-12-21 16:33:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-21 16:33:48,646 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-21 16:33:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2021-12-21 16:33:48,646 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2021-12-21 16:33:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2021-12-21 16:33:48,646 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2021-12-21 16:33:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2021-12-21 16:33:48,646 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2021-12-21 16:33:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2021-12-21 16:33:48,647 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2021-12-21 16:33:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping [2021-12-21 16:33:48,647 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping [2021-12-21 16:33:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-21 16:33:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-21 16:33:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-21 16:33:48,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-21 16:33:48,648 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2021-12-21 16:33:48,648 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2021-12-21 16:33:48,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_26 [2021-12-21 16:33:48,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_26 [2021-12-21 16:33:48,648 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2021-12-21 16:33:48,648 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2021-12-21 16:33:48,648 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_bios [2021-12-21 16:33:48,648 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_bios [2021-12-21 16:33:48,649 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-21 16:33:48,649 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-21 16:33:48,649 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2021-12-21 16:33:48,649 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2021-12-21 16:33:48,649 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2021-12-21 16:33:48,649 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2021-12-21 16:33:48,649 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_issue_prefetches [2021-12-21 16:33:48,650 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_issue_prefetches [2021-12-21 16:33:48,650 INFO L130 BoogieDeclarations]: Found specification of procedure thin_postsuspend [2021-12-21 16:33:48,650 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_postsuspend [2021-12-21 16:33:48,650 INFO L130 BoogieDeclarations]: Found specification of procedure __process_bio_read_only [2021-12-21 16:33:48,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __process_bio_read_only [2021-12-21 16:33:48,650 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2021-12-21 16:33:48,650 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2021-12-21 16:33:48,650 INFO L130 BoogieDeclarations]: Found specification of procedure thin_map [2021-12-21 16:33:48,651 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_map [2021-12-21 16:33:48,651 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend_undo [2021-12-21 16:33:48,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend_undo [2021-12-21 16:33:48,651 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-21 16:33:48,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-21 16:33:48,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-21 16:33:48,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-21 16:33:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-21 16:33:48,652 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-21 16:33:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_no_passdown [2021-12-21 16:33:48,652 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_no_passdown [2021-12-21 16:33:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2021-12-21 16:33:48,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2021-12-21 16:33:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure pool_postsuspend [2021-12-21 16:33:48,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_postsuspend [2021-12-21 16:33:48,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-21 16:33:48,653 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-21 16:33:48,653 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-21 16:33:48,653 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-21 16:33:48,653 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-12-21 16:33:48,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-12-21 16:33:48,653 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-21 16:33:48,653 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-21 16:33:48,654 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_metadata_dev [2021-12-21 16:33:48,654 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_metadata_dev [2021-12-21 16:33:48,654 INFO L130 BoogieDeclarations]: Found specification of procedure __open_device [2021-12-21 16:33:48,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_device [2021-12-21 16:33:48,654 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2021-12-21 16:33:48,654 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2021-12-21 16:33:48,654 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-21 16:33:48,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-21 16:33:48,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2021-12-21 16:33:48,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2021-12-21 16:33:48,655 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2021-12-21 16:33:48,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2021-12-21 16:33:48,655 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2021-12-21 16:33:48,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2021-12-21 16:33:48,655 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2021-12-21 16:33:48,656 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2021-12-21 16:33:48,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 16:33:48,656 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-21 16:33:48,656 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-21 16:33:48,656 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_dec [2021-12-21 16:33:48,656 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_dec [2021-12-21 16:33:48,656 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-21 16:33:48,656 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-21 16:33:48,657 INFO L130 BoogieDeclarations]: Found specification of procedure build_virtual_key [2021-12-21 16:33:48,657 INFO L138 BoogieDeclarations]: Found implementation of procedure build_virtual_key [2021-12-21 16:33:48,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 16:33:48,657 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_inc [2021-12-21 16:33:48,657 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_inc [2021-12-21 16:33:48,657 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2021-12-21 16:33:48,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2021-12-21 16:33:48,658 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-21 16:33:48,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2021-12-21 16:33:48,658 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-12-21 16:33:48,658 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-12-21 16:33:48,658 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-21 16:33:48,658 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-21 16:33:48,658 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_close_thin_device [2021-12-21 16:33:48,658 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_close_thin_device [2021-12-21 16:33:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure set_pool_mode [2021-12-21 16:33:48,659 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pool_mode [2021-12-21 16:33:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2021-12-21 16:33:48,659 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2021-12-21 16:33:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_data_dev [2021-12-21 16:33:48,659 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_data_dev [2021-12-21 16:33:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2021-12-21 16:33:48,660 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2021-12-21 16:33:48,660 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_id [2021-12-21 16:33:48,660 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_id [2021-12-21 16:33:48,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 16:33:48,660 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-12-21 16:33:48,660 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-12-21 16:33:48,660 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_and_issue [2021-12-21 16:33:48,660 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_and_issue [2021-12-21 16:33:48,661 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_commit [2021-12-21 16:33:48,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_commit [2021-12-21 16:33:48,661 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-21 16:33:48,661 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-21 16:33:48,661 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-21 16:33:48,661 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-21 16:33:48,661 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-21 16:33:48,662 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-21 16:33:48,662 INFO L130 BoogieDeclarations]: Found specification of procedure __merge_bio_list [2021-12-21 16:33:48,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __merge_bio_list [2021-12-21 16:33:48,662 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_dec_block [2021-12-21 16:33:48,662 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_dec_block [2021-12-21 16:33:48,662 INFO L130 BoogieDeclarations]: Found specification of procedure pool_dtr [2021-12-21 16:33:48,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_dtr [2021-12-21 16:33:48,662 INFO L130 BoogieDeclarations]: Found specification of procedure get_first_thin [2021-12-21 16:33:48,663 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first_thin [2021-12-21 16:33:48,663 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-21 16:33:48,663 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-21 16:33:48,663 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2021-12-21 16:33:48,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2021-12-21 16:33:48,663 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_commit_metadata [2021-12-21 16:33:48,663 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_commit_metadata [2021-12-21 16:33:48,663 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2021-12-21 16:33:48,664 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2021-12-21 16:33:48,664 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-21 16:33:48,664 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-21 16:33:48,664 INFO L130 BoogieDeclarations]: Found specification of procedure get_pool_mode [2021-12-21 16:33:48,664 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pool_mode [2021-12-21 16:33:48,664 INFO L130 BoogieDeclarations]: Found specification of procedure notify_of_pool_mode_change [2021-12-21 16:33:48,664 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_of_pool_mode_change [2021-12-21 16:33:48,665 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2021-12-21 16:33:48,665 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2021-12-21 16:33:48,665 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-21 16:33:48,665 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-21 16:33:48,665 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_overwrite [2021-12-21 16:33:48,665 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_overwrite [2021-12-21 16:33:48,665 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert [2021-12-21 16:33:48,665 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert [2021-12-21 16:33:48,666 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2021-12-21 16:33:48,666 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2021-12-21 16:33:48,666 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_unlock [2021-12-21 16:33:48,666 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_unlock [2021-12-21 16:33:48,666 INFO L130 BoogieDeclarations]: Found specification of procedure io_overwrites_block [2021-12-21 16:33:48,666 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overwrites_block [2021-12-21 16:33:48,666 INFO L130 BoogieDeclarations]: Found specification of procedure build_data_key [2021-12-21 16:33:48,666 INFO L138 BoogieDeclarations]: Found implementation of procedure build_data_key [2021-12-21 16:33:48,667 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2021-12-21 16:33:48,667 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2021-12-21 16:33:48,667 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2021-12-21 16:33:48,667 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2021-12-21 16:33:48,667 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2021-12-21 16:33:48,667 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2021-12-21 16:33:48,667 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2021-12-21 16:33:48,667 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2021-12-21 16:33:48,668 INFO L130 BoogieDeclarations]: Found specification of procedure thin_iterate_devices [2021-12-21 16:33:48,668 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_iterate_devices [2021-12-21 16:33:48,668 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2021-12-21 16:33:48,668 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2021-12-21 16:33:48,668 INFO L130 BoogieDeclarations]: Found specification of procedure provision_block [2021-12-21 16:33:48,668 INFO L138 BoogieDeclarations]: Found implementation of procedure provision_block [2021-12-21 16:33:48,668 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-21 16:33:48,669 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-21 16:33:48,669 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2021-12-21 16:33:48,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2021-12-21 16:33:48,669 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2021-12-21 16:33:48,669 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2021-12-21 16:33:48,669 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2021-12-21 16:33:48,669 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2021-12-21 16:33:48,669 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2021-12-21 16:33:48,670 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2021-12-21 16:33:48,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2021-12-21 16:33:48,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2021-12-21 16:33:48,670 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 16:33:48,670 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 16:33:48,670 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2021-12-21 16:33:48,670 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2021-12-21 16:33:48,671 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-21 16:33:48,671 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-21 16:33:48,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 16:33:48,671 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_shared_cell [2021-12-21 16:33:48,671 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_shared_cell [2021-12-21 16:33:48,671 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_zero [2021-12-21 16:33:48,674 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_zero [2021-12-21 16:33:48,674 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_btree_details [2021-12-21 16:33:48,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_btree_details [2021-12-21 16:33:48,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 16:33:48,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 16:33:48,675 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_block_count [2021-12-21 16:33:48,675 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_block_count [2021-12-21 16:33:48,675 INFO L130 BoogieDeclarations]: Found specification of procedure pool_map [2021-12-21 16:33:48,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_map [2021-12-21 16:33:48,675 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2021-12-21 16:33:48,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2021-12-21 16:33:48,675 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_lookup [2021-12-21 16:33:48,676 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_lookup [2021-12-21 16:33:48,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-21 16:33:48,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-21 16:33:48,676 INFO L130 BoogieDeclarations]: Found specification of procedure error_bio_list [2021-12-21 16:33:48,676 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bio_list [2021-12-21 16:33:48,676 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_complete [2021-12-21 16:33:48,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_complete [2021-12-21 16:33:48,677 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer_no_holder [2021-12-21 16:33:48,677 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer_no_holder [2021-12-21 16:33:48,677 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2021-12-21 16:33:48,677 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2021-12-21 16:33:48,677 INFO L130 BoogieDeclarations]: Found specification of procedure retry_on_resume [2021-12-21 16:33:48,677 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_on_resume [2021-12-21 16:33:48,677 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-21 16:33:48,677 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-21 16:33:48,678 INFO L130 BoogieDeclarations]: Found specification of procedure pool_merge [2021-12-21 16:33:48,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_merge [2021-12-21 16:33:48,678 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error [2021-12-21 16:33:48,678 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error [2021-12-21 16:33:48,678 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-21 16:33:48,678 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-21 16:33:48,678 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2021-12-21 16:33:48,679 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2021-12-21 16:33:48,679 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_abort_metadata [2021-12-21 16:33:48,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_abort_metadata [2021-12-21 16:33:48,679 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2021-12-21 16:33:48,679 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2021-12-21 16:33:48,679 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_inc [2021-12-21 16:33:48,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_inc [2021-12-21 16:33:48,680 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2021-12-21 16:33:48,680 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2021-12-21 16:33:48,680 INFO L130 BoogieDeclarations]: Found specification of procedure check_arg_count [2021-12-21 16:33:48,680 INFO L138 BoogieDeclarations]: Found implementation of procedure check_arg_count [2021-12-21 16:33:48,680 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2021-12-21 16:33:48,680 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2021-12-21 16:33:48,680 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue [2021-12-21 16:33:48,680 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue [2021-12-21 16:33:48,681 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-21 16:33:48,681 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-21 16:33:48,681 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2021-12-21 16:33:48,681 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2021-12-21 16:33:48,681 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_dec [2021-12-21 16:33:48,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_dec [2021-12-21 16:33:48,681 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2021-12-21 16:33:48,682 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2021-12-21 16:33:48,682 INFO L130 BoogieDeclarations]: Found specification of procedure process_shared_bio [2021-12-21 16:33:48,682 INFO L138 BoogieDeclarations]: Found implementation of procedure process_shared_bio [2021-12-21 16:33:48,682 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-12-21 16:33:48,682 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-12-21 16:33:48,682 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2021-12-21 16:33:48,682 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2021-12-21 16:33:48,682 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-21 16:33:48,683 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-21 16:33:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure thin_dtr [2021-12-21 16:33:48,683 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_dtr [2021-12-21 16:33:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2021-12-21 16:33:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2021-12-21 16:33:48,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2021-12-21 16:33:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2021-12-21 16:33:48,684 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2021-12-21 16:33:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_next_mapping [2021-12-21 16:33:48,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_next_mapping [2021-12-21 16:33:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2021-12-21 16:33:48,684 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2021-12-21 16:33:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure handle_unserviceable_bio [2021-12-21 16:33:48,684 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_unserviceable_bio [2021-12-21 16:33:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-21 16:33:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-21 16:33:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2021-12-21 16:33:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2021-12-21 16:33:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_copy [2021-12-21 16:33:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_copy [2021-12-21 16:33:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-21 16:33:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-21 16:33:48,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 16:33:48,686 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-21 16:33:48,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-21 16:33:48,686 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2021-12-21 16:33:48,686 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2021-12-21 16:33:48,686 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-21 16:33:48,686 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-21 16:33:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2021-12-21 16:33:48,687 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2021-12-21 16:33:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2021-12-21 16:33:48,687 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2021-12-21 16:33:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_cells [2021-12-21 16:33:48,687 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_cells [2021-12-21 16:33:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume [2021-12-21 16:33:48,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume [2021-12-21 16:33:50,051 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 16:33:50,056 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 16:33:50,305 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-21 16:34:02,141 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 16:34:02,166 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 16:34:02,166 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-21 16:34:02,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:34:02 BoogieIcfgContainer [2021-12-21 16:34:02,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 16:34:02,174 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 16:34:02,174 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 16:34:02,177 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 16:34:02,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 04:33:43" (1/3) ... [2021-12-21 16:34:02,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f6c846e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:34:02, skipping insertion in model container [2021-12-21 16:34:02,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:33:47" (2/3) ... [2021-12-21 16:34:02,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f6c846e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:34:02, skipping insertion in model container [2021-12-21 16:34:02,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:34:02" (3/3) ... [2021-12-21 16:34:02,180 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2021-12-21 16:34:02,184 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 16:34:02,184 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 16:34:02,259 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 16:34:02,263 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 [2021-12-21 16:34:02,264 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 16:34:02,348 INFO L276 IsEmpty]: Start isEmpty. Operand has 4417 states, 2877 states have (on average 1.29683698296837) internal successors, (3731), 2997 states have internal predecessors, (3731), 1252 states have call successors, (1252), 287 states have call predecessors, (1252), 286 states have return successors, (1244), 1206 states have call predecessors, (1244), 1244 states have call successors, (1244) [2021-12-21 16:34:02,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-12-21 16:34:02,363 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:34:02,364 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:34:02,365 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:34:02,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:34:02,370 INFO L85 PathProgramCache]: Analyzing trace with hash 940137217, now seen corresponding path program 1 times [2021-12-21 16:34:02,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:34:02,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539856311] [2021-12-21 16:34:02,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:34:02,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:34:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:02,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:34:03,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-21 16:34:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-21 16:34:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:34:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-21 16:34:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-21 16:34:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-21 16:34:03,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-21 16:34:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-21 16:34:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 16:34:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-21 16:34:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-21 16:34:03,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-21 16:34:03,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-21 16:34:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-21 16:34:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-21 16:34:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-21 16:34:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-21 16:34:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-21 16:34:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-21 16:34:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-21 16:34:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-21 16:34:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-21 16:34:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-21 16:34:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:03,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:03,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-21 16:34:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:04,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:04,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:04,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-21 16:34:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:04,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:04,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-21 16:34:04,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:04,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:04,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-21 16:34:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:04,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:04,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-21 16:34:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:04,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:04,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-21 16:34:04,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:04,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:04,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2021-12-21 16:34:04,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:34:04,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539856311] [2021-12-21 16:34:04,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539856311] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:34:04,167 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:34:04,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 16:34:04,169 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063479195] [2021-12-21 16:34:04,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:34:04,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-21 16:34:04,174 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:34:04,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 16:34:04,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:34:04,214 INFO L87 Difference]: Start difference. First operand has 4417 states, 2877 states have (on average 1.29683698296837) internal successors, (3731), 2997 states have internal predecessors, (3731), 1252 states have call successors, (1252), 287 states have call predecessors, (1252), 286 states have return successors, (1244), 1206 states have call predecessors, (1244), 1244 states have call successors, (1244) Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-21 16:34:13,370 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 [] [2021-12-21 16:34:17,667 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 [] [2021-12-21 16:34:20,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:34:20,031 INFO L93 Difference]: Finished difference Result 9809 states and 14569 transitions. [2021-12-21 16:34:20,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-21 16:34:20,034 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 426 [2021-12-21 16:34:20,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:34:20,088 INFO L225 Difference]: With dead ends: 9809 [2021-12-21 16:34:20,088 INFO L226 Difference]: Without dead ends: 5369 [2021-12-21 16:34:20,117 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-21 16:34:20,120 INFO L933 BasicCegarLoop]: 5786 mSDtfsCounter, 5181 mSDsluCounter, 2836 mSDsCounter, 0 mSdLazyCounter, 2958 mSolverCounterSat, 5571 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5358 SdHoareTripleChecker+Valid, 8622 SdHoareTripleChecker+Invalid, 8531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5571 IncrementalHoareTripleChecker+Valid, 2958 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2021-12-21 16:34:20,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5358 Valid, 8622 Invalid, 8531 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5571 Valid, 2958 Invalid, 2 Unknown, 0 Unchecked, 15.1s Time] [2021-12-21 16:34:20,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5369 states. [2021-12-21 16:34:20,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5369 to 4390. [2021-12-21 16:34:20,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4390 states, 2860 states have (on average 1.2905594405594405) internal successors, (3691), 2970 states have internal predecessors, (3691), 1244 states have call successors, (1244), 286 states have call predecessors, (1244), 285 states have return successors, (1238), 1200 states have call predecessors, (1238), 1238 states have call successors, (1238) [2021-12-21 16:34:20,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 4390 states and 6173 transitions. [2021-12-21 16:34:20,429 INFO L78 Accepts]: Start accepts. Automaton has 4390 states and 6173 transitions. Word has length 426 [2021-12-21 16:34:20,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:34:20,430 INFO L470 AbstractCegarLoop]: Abstraction has 4390 states and 6173 transitions. [2021-12-21 16:34:20,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-21 16:34:20,431 INFO L276 IsEmpty]: Start isEmpty. Operand 4390 states and 6173 transitions. [2021-12-21 16:34:20,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-12-21 16:34:20,439 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:34:20,439 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:34:20,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 16:34:20,440 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:34:20,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:34:20,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1043612449, now seen corresponding path program 1 times [2021-12-21 16:34:20,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:34:20,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390202421] [2021-12-21 16:34:20,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:34:20,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:34:20,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:34:20,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-21 16:34:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-21 16:34:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:34:20,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:20,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-21 16:34:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-21 16:34:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:20,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-21 16:34:20,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:20,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-21 16:34:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-21 16:34:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 16:34:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-21 16:34:21,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-21 16:34:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-21 16:34:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-21 16:34:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-21 16:34:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:21,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-21 16:34:21,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:34:21,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-21 16:34:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-21 16:34:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-21 16:34:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-21 16:34:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-21 16:34:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-21 16:34:21,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-21 16:34:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-21 16:34:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-21 16:34:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-21 16:34:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-21 16:34:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-21 16:34:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-21 16:34:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-21 16:34:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:34:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:34:21,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2021-12-21 16:34:21,511 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:34:21,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390202421] [2021-12-21 16:34:21,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390202421] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:34:21,511 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:34:21,512 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 16:34:21,512 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880703669] [2021-12-21 16:34:21,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:34:21,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 16:34:21,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:34:21,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 16:34:21,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-21 16:34:21,515 INFO L87 Difference]: Start difference. First operand 4390 states and 6173 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2021-12-21 16:34:33,247 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 []