/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 06:30:28,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 06:30:28,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 06:30:28,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 06:30:28,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 06:30:28,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 06:30:28,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 06:30:28,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 06:30:28,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 06:30:28,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 06:30:28,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 06:30:28,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 06:30:28,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 06:30:28,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 06:30:28,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 06:30:28,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 06:30:28,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 06:30:28,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 06:30:28,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 06:30:28,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 06:30:28,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 06:30:28,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 06:30:28,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 06:30:28,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 06:30:28,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 06:30:28,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 06:30:28,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 06:30:28,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 06:30:28,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 06:30:28,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 06:30:28,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 06:30:28,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 06:30:28,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 06:30:28,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 06:30:28,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 06:30:28,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 06:30:28,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 06:30:28,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 06:30:28,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 06:30:28,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 06:30:28,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 06:30:28,553 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-15 06:30:28,576 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 06:30:28,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 06:30:28,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 06:30:28,578 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 06:30:28,578 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 06:30:28,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 06:30:28,579 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 06:30:28,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 06:30:28,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 06:30:28,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 06:30:28,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 06:30:28,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 06:30:28,580 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 06:30:28,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 06:30:28,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 06:30:28,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 06:30:28,581 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 06:30:28,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 06:30:28,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 06:30:28,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 06:30:28,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 06:30:28,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 06:30:28,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 06:30:28,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 06:30:28,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 06:30:28,583 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 06:30:28,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 06:30:28,583 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 06:30:28,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 06:30:28,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 06:30:28,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 06:30:28,888 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 06:30:28,889 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 06:30:28,889 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2020-10-15 06:30:28,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/32b4c66ed/a935cceca38e47d198aefb28af397967/FLAG3b75de73f [2020-10-15 06:30:29,811 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 06:30:29,812 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2020-10-15 06:30:29,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/32b4c66ed/a935cceca38e47d198aefb28af397967/FLAG3b75de73f [2020-10-15 06:30:30,291 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/32b4c66ed/a935cceca38e47d198aefb28af397967 [2020-10-15 06:30:30,301 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 06:30:30,303 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 06:30:30,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 06:30:30,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 06:30:30,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 06:30:30,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:30:30" (1/1) ... [2020-10-15 06:30:30,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6128a388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:30, skipping insertion in model container [2020-10-15 06:30:30,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:30:30" (1/1) ... [2020-10-15 06:30:30,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 06:30:30,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 06:30:33,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 06:30:33,608 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 06:30:34,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 06:30:34,664 INFO L208 MainTranslator]: Completed translation [2020-10-15 06:30:34,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:34 WrapperNode [2020-10-15 06:30:34,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 06:30:34,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 06:30:34,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 06:30:34,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 06:30:34,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:34" (1/1) ... [2020-10-15 06:30:34,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:34" (1/1) ... [2020-10-15 06:30:34,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:34" (1/1) ... [2020-10-15 06:30:34,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:34" (1/1) ... [2020-10-15 06:30:34,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:34" (1/1) ... [2020-10-15 06:30:35,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:34" (1/1) ... [2020-10-15 06:30:35,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:34" (1/1) ... [2020-10-15 06:30:35,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 06:30:35,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 06:30:35,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 06:30:35,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 06:30:35,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:34" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 06:30:35,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 06:30:35,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 06:30:35,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2020-10-15 06:30:35,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-15 06:30:35,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-15 06:30:35,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2020-10-15 06:30:35,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-15 06:30:35,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~status_type_t~0~X~$Pointer$~X~int~TO~int [2020-10-15 06:30:35,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2020-10-15 06:30:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-15 06:30:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-10-15 06:30:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~chunk_t~0~X~~chunk_t~0~TO~int [2020-10-15 06:30:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-15 06:30:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-15 06:30:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2020-10-15 06:30:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-15 06:30:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-15 06:30:35,214 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-15 06:30:35,215 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2020-10-15 06:30:35,215 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2020-10-15 06:30:35,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2020-10-15 06:30:35,215 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-15 06:30:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-10-15 06:30:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-15 06:30:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-15 06:30:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_HLIST_NODE [2020-10-15 06:30:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_unhashed [2020-10-15 06:30:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_empty [2020-10-15 06:30:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __hlist_del [2020-10-15 06:30:35,217 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del [2020-10-15 06:30:35,217 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head [2020-10-15 06:30:35,217 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-15 06:30:35,217 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-15 06:30:35,217 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-15 06:30:35,217 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-15 06:30:35,217 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-15 06:30:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-15 06:30:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2020-10-15 06:30:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-15 06:30:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-15 06:30:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-15 06:30:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-15 06:30:35,219 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-15 06:30:35,219 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-15 06:30:35,219 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_on_bit [2020-10-15 06:30:35,219 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-15 06:30:35,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-15 06:30:35,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-15 06:30:35,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-15 06:30:35,220 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-15 06:30:35,221 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2020-10-15 06:30:35,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_slab_pool [2020-10-15 06:30:35,221 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2020-10-15 06:30:35,221 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2020-10-15 06:30:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_get [2020-10-15 06:30:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2020-10-15 06:30:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2020-10-15 06:30:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_get_target_request_nr [2020-10-15 06:30:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_chunk_number [2020-10-15 06:30:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count [2020-10-15 06:30:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_inc [2020-10-15 06:30:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_dec [2020-10-15 06:30:35,224 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2020-10-15 06:30:35,224 INFO L138 BoogieDeclarations]: Found implementation of procedure sector_to_chunk [2020-10-15 06:30:35,224 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_origin [2020-10-15 06:30:35,224 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_cow [2020-10-15 06:30:35,224 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_to_sector [2020-10-15 06:30:35,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_equal [2020-10-15 06:30:35,225 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tracked_chunk [2020-10-15 06:30:35,225 INFO L138 BoogieDeclarations]: Found implementation of procedure is_bio_tracked [2020-10-15 06:30:35,226 INFO L138 BoogieDeclarations]: Found implementation of procedure track_chunk [2020-10-15 06:30:35,226 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_tracking_chunk [2020-10-15 06:30:35,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __chunk_is_tracked [2020-10-15 06:30:35,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __check_for_conflicting_io [2020-10-15 06:30:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure init_origin_hash [2020-10-15 06:30:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure exit_origin_hash [2020-10-15 06:30:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_hash [2020-10-15 06:30:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_origin [2020-10-15 06:30:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_origin [2020-10-15 06:30:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_snapshots_sharing_cow [2020-10-15 06:30:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __validate_exception_handover [2020-10-15 06:30:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_snapshot [2020-10-15 06:30:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure register_snapshot [2020-10-15 06:30:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure reregister_snapshot [2020-10-15 06:30:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_snapshot [2020-10-15 06:30:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_init [2020-10-15 06:30:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_exit [2020-10-15 06:30:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure exception_hash [2020-10-15 06:30:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_remove_exception [2020-10-15 06:30:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_lookup_exception [2020-10-15 06:30:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_completed_exception [2020-10-15 06:30:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure free_completed_exception [2020-10-15 06:30:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pending_exception [2020-10-15 06:30:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pending_exception [2020-10-15 06:30:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_insert_exception [2020-10-15 06:30:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_add_exception [2020-10-15 06:30:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __minimum_chunk_size [2020-10-15 06:30:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_max_buckets [2020-10-15 06:30:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure init_hash_tables [2020-10-15 06:30:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_shutdown [2020-10-15 06:30:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_queued_bios_after_merge [2020-10-15 06:30:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_single_exception_chunk [2020-10-15 06:30:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_single_exception_chunk [2020-10-15 06:30:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pending_exceptions_done_count [2020-10-15 06:30:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure increment_pending_exceptions_done_count [2020-10-15 06:30:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_next_chunks [2020-10-15 06:30:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_callback [2020-10-15 06:30:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure start_merge [2020-10-15 06:30:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_schedule [2020-10-15 06:30:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_merge [2020-10-15 06:30:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_ctr [2020-10-15 06:30:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_exceptions [2020-10-15 06:30:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __handover_exceptions [2020-10-15 06:30:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_dtr [2020-10-15 06:30:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_bios [2020-10-15 06:30:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_origin_bios [2020-10-15 06:30:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bios [2020-10-15 06:30:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __invalidate_snapshot [2020-10-15 06:30:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pending_complete [2020-10-15 06:30:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure commit_callback [2020-10-15 06:30:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_callback [2020-10-15 06:30:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure start_copy [2020-10-15 06:30:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure full_bio_end_io [2020-10-15 06:30:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure start_full_bio [2020-10-15 06:30:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_pending_exception [2020-10-15 06:30:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_pending_exception [2020-10-15 06:30:35,241 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_exception [2020-10-15 06:30:35,241 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_map [2020-10-15 06:30:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_map [2020-10-15 06:30:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_end_io [2020-10-15 06:30:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_presuspend [2020-10-15 06:30:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_preresume [2020-10-15 06:30:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_resume [2020-10-15 06:30:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure get_origin_minimum_chunksize [2020-10-15 06:30:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_resume [2020-10-15 06:30:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_status [2020-10-15 06:30:35,247 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_iterate_devices [2020-10-15 06:30:35,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __origin_write [2020-10-15 06:30:35,247 INFO L138 BoogieDeclarations]: Found implementation of procedure do_origin [2020-10-15 06:30:35,248 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_write_extent [2020-10-15 06:30:35,248 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_ctr [2020-10-15 06:30:35,248 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_dtr [2020-10-15 06:30:35,248 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_map [2020-10-15 06:30:35,248 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_resume [2020-10-15 06:30:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_status [2020-10-15 06:30:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_merge [2020-10-15 06:30:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_iterate_devices [2020-10-15 06:30:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snapshot_init [2020-10-15 06:30:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snapshot_exit [2020-10-15 06:30:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 06:30:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-15 06:30:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-15 06:30:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-15 06:30:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_4 [2020-10-15 06:30:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2020-10-15 06:30:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_6 [2020-10-15 06:30:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-15 06:30:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2020-10-15 06:30:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2020-10-15 06:30:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2020-10-15 06:30:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_logical_block_size [2020-10-15 06:30:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2020-10-15 06:30:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_exception_store_type [2020-10-15 06:30:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure _get_exception_store_type [2020-10-15 06:30:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure get_type [2020-10-15 06:30:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure put_type [2020-10-15 06:30:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_register [2020-10-15 06:30:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_unregister [2020-10-15 06:30:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure set_chunk_size [2020-10-15 06:30:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_set_chunk_size [2020-10-15 06:30:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_create [2020-10-15 06:30:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_destroy [2020-10-15 06:30:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_init [2020-10-15 06:30:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_exit [2020-10-15 06:30:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_15 [2020-10-15 06:30:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2020-10-15 06:30:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2020-10-15 06:30:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2020-10-15 06:30:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2020-10-15 06:30:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_20 [2020-10-15 06:30:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2020-10-15 06:30:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_dtr [2020-10-15 06:30:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_read_metadata [2020-10-15 06:30:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_prepare_exception [2020-10-15 06:30:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_commit_exception [2020-10-15 06:30:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_usage [2020-10-15 06:30:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_ctr [2020-10-15 06:30:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_status [2020-10-15 06:30:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_init [2020-10-15 06:30:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_exit [2020-10-15 06:30:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2020-10-15 06:30:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_5 [2020-10-15 06:30:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_29 [2020-10-15 06:30:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_30 [2020-10-15 06:30:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_31 [2020-10-15 06:30:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_32 [2020-10-15 06:30:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_33 [2020-10-15 06:30:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_34 [2020-10-15 06:30:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_35 [2020-10-15 06:30:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-10-15 06:30:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-15 06:30:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_area [2020-10-15 06:30:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure free_area [2020-10-15 06:30:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure do_metadata [2020-10-15 06:30:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_io [2020-10-15 06:30:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure area_location [2020-10-15 06:30:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure area_io [2020-10-15 06:30:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_memory_area [2020-10-15 06:30:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_disk_area [2020-10-15 06:30:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure read_header [2020-10-15 06:30:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure write_header [2020-10-15 06:30:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure get_exception [2020-10-15 06:30:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exception [2020-10-15 06:30:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure write_exception [2020-10-15 06:30:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_exception [2020-10-15 06:30:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_exceptions [2020-10-15 06:30:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exceptions [2020-10-15 06:30:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure get_info [2020-10-15 06:30:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_usage [2020-10-15 06:30:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_dtr [2020-10-15 06:30:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_read_metadata [2020-10-15 06:30:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_exception [2020-10-15 06:30:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_exception [2020-10-15 06:30:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_merge [2020-10-15 06:30:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_merge [2020-10-15 06:30:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_drop_snapshot [2020-10-15 06:30:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_ctr [2020-10-15 06:30:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_status [2020-10-15 06:30:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_persistent_snapshot_init [2020-10-15 06:30:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_persistent_snapshot_exit [2020-10-15 06:30:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_6 [2020-10-15 06:30:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_7 [2020-10-15 06:30:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_43 [2020-10-15 06:30:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_44 [2020-10-15 06:30:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_45 [2020-10-15 06:30:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_46 [2020-10-15 06:30:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_47 [2020-10-15 06:30:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_48 [2020-10-15 06:30:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_49 [2020-10-15 06:30:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-15 06:30:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-15 06:30:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-15 06:30:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-15 06:30:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-15 06:30:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-15 06:30:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-15 06:30:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-15 06:30:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-15 06:30:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-15 06:30:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-15 06:30:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-15 06:30:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-15 06:30:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-15 06:30:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-15 06:30:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-15 06:30:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-15 06:30:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-15 06:30:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-15 06:30:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-15 06:30:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2020-10-15 06:30:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-15 06:30:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-15 06:30:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-15 06:30:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2020-10-15 06:30:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-15 06:30:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-15 06:30:35,283 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-15 06:30:35,283 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-15 06:30:35,283 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-15 06:30:35,284 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-15 06:30:35,284 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-15 06:30:35,284 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2020-10-15 06:30:35,284 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-15 06:30:35,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2020-10-15 06:30:35,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io [2020-10-15 06:30:35,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io_client_create [2020-10-15 06:30:35,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io_client_destroy [2020-10-15 06:30:35,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_create [2020-10-15 06:30:35,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2020-10-15 06:30:35,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2020-10-15 06:30:35,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_do_callback [2020-10-15 06:30:35,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_prepare_callback [2020-10-15 06:30:35,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2020-10-15 06:30:35,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2020-10-15 06:30:35,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_set_target_max_io_len [2020-10-15 06:30:35,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_suspended [2020-10-15 06:30:35,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2020-10-15 06:30:35,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_mode [2020-10-15 06:30:35,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_size [2020-10-15 06:30:35,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2020-10-15 06:30:35,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_vcalloc [2020-10-15 06:30:35,286 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2020-10-15 06:30:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2020-10-15 06:30:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write_nested [2020-10-15 06:30:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-15 06:30:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2020-10-15 06:30:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2020-10-15 06:30:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-10-15 06:30:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2020-10-15 06:30:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2020-10-15 06:30:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2020-10-15 06:30:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2020-10-15 06:30:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2020-10-15 06:30:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_merge_target_postsuspend [2020-10-15 06:30:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_origin_target_postsuspend [2020-10-15 06:30:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_origin_target_preresume [2020-10-15 06:30:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_origin_target_presuspend [2020-10-15 06:30:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_snapshot_target_postsuspend [2020-10-15 06:30:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_snapshot_target_presuspend [2020-10-15 06:30:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-15 06:30:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-15 06:30:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_alloc [2020-10-15 06:30:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2020-10-15 06:30:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2020-10-15 06:30:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2020-10-15 06:30:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2020-10-15 06:30:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-15 06:30:35,290 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-15 06:30:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-15 06:30:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-15 06:30:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure out_of_line_wait_on_bit [2020-10-15 06:30:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2020-10-15 06:30:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-15 06:30:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-15 06:30:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-15 06:30:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2020-10-15 06:30:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2020-10-15 06:30:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2020-10-15 06:30:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2020-10-15 06:30:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2020-10-15 06:30:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2020-10-15 06:30:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2020-10-15 06:30:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_bit [2020-10-15 06:30:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-15 06:30:35,293 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-15 06:30:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 06:30:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-15 06:30:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-15 06:30:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-15 06:30:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2020-10-15 06:30:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-15 06:30:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-15 06:30:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 06:30:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-15 06:30:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2020-10-15 06:30:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2020-10-15 06:30:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2020-10-15 06:30:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-15 06:30:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-15 06:30:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2020-10-15 06:30:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-15 06:30:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 06:30:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-15 06:30:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-10-15 06:30:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 06:30:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-15 06:30:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-15 06:30:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-15 06:30:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_HLIST_NODE [2020-10-15 06:30:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_unhashed [2020-10-15 06:30:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_empty [2020-10-15 06:30:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure __hlist_del [2020-10-15 06:30:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del [2020-10-15 06:30:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head [2020-10-15 06:30:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-15 06:30:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-15 06:30:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-15 06:30:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-15 06:30:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-15 06:30:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-15 06:30:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 06:30:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-15 06:30:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2020-10-15 06:30:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-15 06:30:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_6 [2020-10-15 06:30:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-15 06:30:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-15 06:30:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_4 [2020-10-15 06:30:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-15 06:30:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-15 06:30:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-15 06:30:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-15 06:30:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2020-10-15 06:30:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-15 06:30:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-15 06:30:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-15 06:30:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-15 06:30:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-15 06:30:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 06:30:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-15 06:30:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-15 06:30:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-15 06:30:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-15 06:30:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-15 06:30:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-15 06:30:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-15 06:30:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-15 06:30:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-15 06:30:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-15 06:30:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-15 06:30:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-15 06:30:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-15 06:30:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2020-10-15 06:30:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2020-10-15 06:30:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2020-10-15 06:30:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2020-10-15 06:30:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2020-10-15 06:30:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure down_write_nested [2020-10-15 06:30:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-15 06:30:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_bit [2020-10-15 06:30:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure out_of_line_wait_on_bit [2020-10-15 06:30:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2020-10-15 06:30:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-15 06:30:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2020-10-15 06:30:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure wait_on_bit [2020-10-15 06:30:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2020-10-15 06:30:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-15 06:30:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2020-10-15 06:30:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2020-10-15 06:30:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2020-10-15 06:30:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-15 06:30:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-10-15 06:30:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-15 06:30:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-15 06:30:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 06:30:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-15 06:30:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-15 06:30:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 06:30:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-15 06:30:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-15 06:30:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2020-10-15 06:30:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2020-10-15 06:30:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2020-10-15 06:30:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc [2020-10-15 06:30:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2020-10-15 06:30:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc_slab [2020-10-15 06:30:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2020-10-15 06:30:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_slab_pool [2020-10-15 06:30:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2020-10-15 06:30:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2020-10-15 06:30:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2020-10-15 06:30:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_get [2020-10-15 06:30:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2020-10-15 06:30:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2020-10-15 06:30:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2020-10-15 06:30:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2020-10-15 06:30:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2020-10-15 06:30:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_get_target_request_nr [2020-10-15 06:30:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2020-10-15 06:30:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2020-10-15 06:30:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure dm_suspended [2020-10-15 06:30:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure dm_set_target_max_io_len [2020-10-15 06:30:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_size [2020-10-15 06:30:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_mode [2020-10-15 06:30:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2020-10-15 06:30:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure dm_vcalloc [2020-10-15 06:30:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-15 06:30:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_create [2020-10-15 06:30:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2020-10-15 06:30:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2020-10-15 06:30:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_prepare_callback [2020-10-15 06:30:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_do_callback [2020-10-15 06:30:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_origin [2020-10-15 06:30:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_cow [2020-10-15 06:30:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure dm_chunk_number [2020-10-15 06:30:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count [2020-10-15 06:30:35,311 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_inc [2020-10-15 06:30:35,311 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_dec [2020-10-15 06:30:35,311 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2020-10-15 06:30:35,311 INFO L130 BoogieDeclarations]: Found specification of procedure sector_to_chunk [2020-10-15 06:30:35,311 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_create [2020-10-15 06:30:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_destroy [2020-10-15 06:30:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_init [2020-10-15 06:30:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_exit [2020-10-15 06:30:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_to_sector [2020-10-15 06:30:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_equal [2020-10-15 06:30:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure init_tracked_chunk [2020-10-15 06:30:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure is_bio_tracked [2020-10-15 06:30:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure track_chunk [2020-10-15 06:30:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure stop_tracking_chunk [2020-10-15 06:30:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure __chunk_is_tracked [2020-10-15 06:30:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure __check_for_conflicting_io [2020-10-15 06:30:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 06:30:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure init_origin_hash [2020-10-15 06:30:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 06:30:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure exit_origin_hash [2020-10-15 06:30:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure origin_hash [2020-10-15 06:30:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_origin [2020-10-15 06:30:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_origin [2020-10-15 06:30:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure __find_snapshots_sharing_cow [2020-10-15 06:30:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure __validate_exception_handover [2020-10-15 06:30:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_snapshot [2020-10-15 06:30:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure register_snapshot [2020-10-15 06:30:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure reregister_snapshot [2020-10-15 06:30:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_snapshot [2020-10-15 06:30:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_init [2020-10-15 06:30:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_exit [2020-10-15 06:30:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure exception_hash [2020-10-15 06:30:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure dm_remove_exception [2020-10-15 06:30:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure dm_lookup_exception [2020-10-15 06:30:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_completed_exception [2020-10-15 06:30:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure free_completed_exception [2020-10-15 06:30:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pending_exception [2020-10-15 06:30:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure free_pending_exception [2020-10-15 06:30:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure dm_insert_exception [2020-10-15 06:30:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure dm_add_exception [2020-10-15 06:30:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure __minimum_chunk_size [2020-10-15 06:30:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure calc_max_buckets [2020-10-15 06:30:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure init_hash_tables [2020-10-15 06:30:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure merge_shutdown [2020-10-15 06:30:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure __release_queued_bios_after_merge [2020-10-15 06:30:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_single_exception_chunk [2020-10-15 06:30:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure flush_bios [2020-10-15 06:30:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure remove_single_exception_chunk [2020-10-15 06:30:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure origin_write_extent [2020-10-15 06:30:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure merge_callback [2020-10-15 06:30:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure read_pending_exceptions_done_count [2020-10-15 06:30:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure increment_pending_exceptions_done_count [2020-10-15 06:30:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_next_chunks [2020-10-15 06:30:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2020-10-15 06:30:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure error_bios [2020-10-15 06:30:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-15 06:30:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure start_merge [2020-10-15 06:30:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure wait_schedule [2020-10-15 06:30:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure stop_merge [2020-10-15 06:30:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_ctr [2020-10-15 06:30:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure __free_exceptions [2020-10-15 06:30:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure __handover_exceptions [2020-10-15 06:30:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_dtr [2020-10-15 06:30:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure do_origin [2020-10-15 06:30:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure retry_origin_bios [2020-10-15 06:30:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure __invalidate_snapshot [2020-10-15 06:30:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-15 06:30:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure pending_complete [2020-10-15 06:30:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure commit_callback [2020-10-15 06:30:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure copy_callback [2020-10-15 06:30:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2020-10-15 06:30:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure start_copy [2020-10-15 06:30:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure full_bio_end_io [2020-10-15 06:30:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure start_full_bio [2020-10-15 06:30:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_pending_exception [2020-10-15 06:30:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure __find_pending_exception [2020-10-15 06:30:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-15 06:30:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure remap_exception [2020-10-15 06:30:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_map [2020-10-15 06:30:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_map [2020-10-15 06:30:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_end_io [2020-10-15 06:30:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_presuspend [2020-10-15 06:30:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_preresume [2020-10-15 06:30:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_resume [2020-10-15 06:30:35,321 INFO L130 BoogieDeclarations]: Found specification of procedure get_origin_minimum_chunksize [2020-10-15 06:30:35,321 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_resume [2020-10-15 06:30:35,321 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_status [2020-10-15 06:30:35,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~status_type_t~0~X~$Pointer$~X~int~TO~int [2020-10-15 06:30:35,321 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_iterate_devices [2020-10-15 06:30:35,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2020-10-15 06:30:35,321 INFO L130 BoogieDeclarations]: Found specification of procedure __origin_write [2020-10-15 06:30:35,321 INFO L130 BoogieDeclarations]: Found specification of procedure origin_ctr [2020-10-15 06:30:35,321 INFO L130 BoogieDeclarations]: Found specification of procedure origin_dtr [2020-10-15 06:30:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure origin_map [2020-10-15 06:30:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure origin_resume [2020-10-15 06:30:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure origin_status [2020-10-15 06:30:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure origin_merge [2020-10-15 06:30:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure origin_iterate_devices [2020-10-15 06:30:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snapshot_init [2020-10-15 06:30:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snapshot_exit [2020-10-15 06:30:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_origin_target_presuspend [2020-10-15 06:30:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_origin_target_postsuspend [2020-10-15 06:30:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_merge_target_postsuspend [2020-10-15 06:30:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-15 06:30:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_snapshot_target_postsuspend [2020-10-15 06:30:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-15 06:30:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_origin_target_preresume [2020-10-15 06:30:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_snapshot_target_presuspend [2020-10-15 06:30:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2020-10-15 06:30:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_5 [2020-10-15 06:30:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_6 [2020-10-15 06:30:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_7 [2020-10-15 06:30:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 06:30:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2020-10-15 06:30:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2020-10-15 06:30:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2020-10-15 06:30:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-10-15 06:30:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2020-10-15 06:30:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2020-10-15 06:30:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_20 [2020-10-15 06:30:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2020-10-15 06:30:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2020-10-15 06:30:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2020-10-15 06:30:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_15 [2020-10-15 06:30:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2020-10-15 06:30:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2020-10-15 06:30:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2020-10-15 06:30:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_logical_block_size [2020-10-15 06:30:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_register [2020-10-15 06:30:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_unregister [2020-10-15 06:30:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_set_chunk_size [2020-10-15 06:30:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure dm_persistent_snapshot_init [2020-10-15 06:30:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure dm_persistent_snapshot_exit [2020-10-15 06:30:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_init [2020-10-15 06:30:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_exit [2020-10-15 06:30:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2020-10-15 06:30:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2020-10-15 06:30:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2020-10-15 06:30:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2020-10-15 06:30:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure __find_exception_store_type [2020-10-15 06:30:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure _get_exception_store_type [2020-10-15 06:30:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure get_type [2020-10-15 06:30:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure put_type [2020-10-15 06:30:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure set_chunk_size [2020-10-15 06:30:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-15 06:30:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_34 [2020-10-15 06:30:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_30 [2020-10-15 06:30:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_32 [2020-10-15 06:30:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_35 [2020-10-15 06:30:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_29 [2020-10-15 06:30:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_31 [2020-10-15 06:30:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_33 [2020-10-15 06:30:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure transient_dtr [2020-10-15 06:30:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure transient_read_metadata [2020-10-15 06:30:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure transient_prepare_exception [2020-10-15 06:30:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure transient_commit_exception [2020-10-15 06:30:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-10-15 06:30:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure transient_usage [2020-10-15 06:30:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure transient_ctr [2020-10-15 06:30:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure transient_status [2020-10-15 06:30:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-15 06:30:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-10-15 06:30:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-15 06:30:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_48 [2020-10-15 06:30:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_44 [2020-10-15 06:30:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_46 [2020-10-15 06:30:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_49 [2020-10-15 06:30:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_43 [2020-10-15 06:30:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_45 [2020-10-15 06:30:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_47 [2020-10-15 06:30:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-15 06:30:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-15 06:30:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-15 06:30:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-15 06:30:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2020-10-15 06:30:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2020-10-15 06:30:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2020-10-15 06:30:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-15 06:30:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-15 06:30:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io_client_create [2020-10-15 06:30:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io_client_destroy [2020-10-15 06:30:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io [2020-10-15 06:30:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_area [2020-10-15 06:30:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure free_area [2020-10-15 06:30:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure do_metadata [2020-10-15 06:30:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_io [2020-10-15 06:30:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure area_location [2020-10-15 06:30:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure area_io [2020-10-15 06:30:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure zero_memory_area [2020-10-15 06:30:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-15 06:30:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure zero_disk_area [2020-10-15 06:30:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure read_header [2020-10-15 06:30:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure write_header [2020-10-15 06:30:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure get_exception [2020-10-15 06:30:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure read_exception [2020-10-15 06:30:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure write_exception [2020-10-15 06:30:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure clear_exception [2020-10-15 06:30:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure insert_exceptions [2020-10-15 06:30:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~chunk_t~0~X~~chunk_t~0~TO~int [2020-10-15 06:30:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure read_exceptions [2020-10-15 06:30:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure get_info [2020-10-15 06:30:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_usage [2020-10-15 06:30:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_dtr [2020-10-15 06:30:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_read_metadata [2020-10-15 06:30:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_exception [2020-10-15 06:30:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_exception [2020-10-15 06:30:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_merge [2020-10-15 06:30:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_merge [2020-10-15 06:30:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_drop_snapshot [2020-10-15 06:30:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_ctr [2020-10-15 06:30:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_status [2020-10-15 06:30:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-15 06:30:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-15 06:30:35,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-15 06:30:35,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-15 06:30:35,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-15 06:30:35,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-15 06:30:35,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-15 06:30:35,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-15 06:30:35,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-15 06:30:35,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-15 06:30:35,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-15 06:30:35,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-15 06:30:35,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-15 06:30:35,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-15 06:30:35,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-15 06:30:35,338 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 06:30:35,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 06:30:35,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 06:30:35,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-15 06:30:35,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 06:30:48,939 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 06:30:48,940 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-15 06:30:48,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:30:48 BoogieIcfgContainer [2020-10-15 06:30:48,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 06:30:48,963 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 06:30:48,963 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 06:30:48,966 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 06:30:48,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 06:30:30" (1/3) ... [2020-10-15 06:30:48,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bb83a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:30:48, skipping insertion in model container [2020-10-15 06:30:48,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:34" (2/3) ... [2020-10-15 06:30:48,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bb83a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:30:48, skipping insertion in model container [2020-10-15 06:30:48,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:30:48" (3/3) ... [2020-10-15 06:30:48,970 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2020-10-15 06:30:48,980 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 06:30:48,993 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 06:30:49,007 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 06:30:49,037 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 06:30:49,038 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 06:30:49,038 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 06:30:49,038 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 06:30:49,038 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 06:30:49,038 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 06:30:49,038 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 06:30:49,038 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 06:30:49,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states. [2020-10-15 06:30:49,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-15 06:30:49,135 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:30:49,139 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 06:30:49,140 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:30:49,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:30:49,146 INFO L82 PathProgramCache]: Analyzing trace with hash 155855580, now seen corresponding path program 1 times [2020-10-15 06:30:49,154 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:30:49,154 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1113468604] [2020-10-15 06:30:49,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:30:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:30:50,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:30:50,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:30:51,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:30:55,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:30:55,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-15 06:30:55,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 06:30:55,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5121 [2020-10-15 06:30:55,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:30:55,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:30:55,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 06:30:55,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:30:55,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 06:30:55,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 06:30:55,967 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2020-10-15 06:31:01,773 WARN L193 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 1189 [2020-10-15 06:31:01,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:31:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:31:01,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:03,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:31:03,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:31:03,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:31:03,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1218 [2020-10-15 06:31:03,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:31:03,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:31:03,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:31:03,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:31:03,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 06:31:03,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:31:03,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:31:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:31:03,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:03,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:31:03,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:31:03,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:31:03,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 06:31:03,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:31:03,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:31:03,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:31:03,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:31:03,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 06:31:03,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:31:03,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 06:31:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:31:03,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:04,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:04,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:31:04,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-15 06:31:04,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 06:31:04,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 445 [2020-10-15 06:31:04,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:31:04,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:31:04,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 06:31:04,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 06:31:04,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-15 06:31:04,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:31:04,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:31:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:31:04,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:04,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:04,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:31:04,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 06:31:04,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 06:31:04,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 319 [2020-10-15 06:31:04,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:31:04,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:31:04,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 06:31:04,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:31:04,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 06:31:04,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:31:04,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:31:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:31:04,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:04,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:05,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:31:05,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-15 06:31:05,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 06:31:05,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 228 [2020-10-15 06:31:05,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:31:05,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:31:05,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 06:31:05,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:31:05,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 06:31:05,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:31:05,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:31:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:31:05,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:05,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:05,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:31:05,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 06:31:05,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 06:31:05,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 204 [2020-10-15 06:31:05,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:31:05,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:31:05,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 06:31:05,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:31:05,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 06:31:05,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:31:05,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:31:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:31:05,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:05,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:31:05,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 06:31:05,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:31:05,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 06:31:05,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:31:05,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:31:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:31:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:31:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:31:05,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:31:05,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:31:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:31:05,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:05,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:31:05,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:31:05,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:31:05,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 06:31:05,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:31:05,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:31:05,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:31:05,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:31:05,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:31:05,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:31:05,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 06:31:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:31:05,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:05,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:31:05,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 06:31:05,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:31:05,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-15 06:31:05,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:31:05,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:31:05,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 06:31:05,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:31:05,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 06:31:05,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:31:05,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:31:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:31:05,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:05,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:31:05,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 06:31:05,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:31:05,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-15 06:31:05,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:31:05,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:31:05,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:31:05,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:31:05,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 06:31:05,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:31:05,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:31:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:31:05,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:31:05,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:31:05,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:31:05,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:31:05,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 06:31:05,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:31:05,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:31:05,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:31:05,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:31:05,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:31:05,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:31:05,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 06:31:05,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1113468604] [2020-10-15 06:31:05,865 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 06:31:05,865 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 06:31:05,866 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501236577] [2020-10-15 06:31:05,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 06:31:05,871 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:31:05,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 06:31:05,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-15 06:31:05,888 INFO L87 Difference]: Start difference. First operand 2906 states. Second operand 10 states. [2020-10-15 06:31:13,635 WARN L193 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 1197 [2020-10-15 06:31:46,434 WARN L193 SmtUtils]: Spent 13.19 s on a formula simplification. DAG size of input: 1220 DAG size of output: 1215 [2020-10-15 06:32:12,905 WARN L193 SmtUtils]: Spent 6.81 s on a formula simplification that was a NOOP. DAG size: 1218 [2020-10-15 06:32:27,029 WARN L193 SmtUtils]: Spent 13.91 s on a formula simplification. DAG size of input: 1235 DAG size of output: 1226 [2020-10-15 06:32:38,982 WARN L193 SmtUtils]: Spent 10.82 s on a formula simplification. DAG size of input: 1213 DAG size of output: 1204