java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test22_2_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 03:31:42,551 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 03:31:42,553 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 03:31:42,569 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-21 03:31:42,570 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-21 03:31:42,571 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-21 03:31:42,572 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-21 03:31:42,574 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-21 03:31:42,576 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-21 03:31:42,577 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-21 03:31:42,577 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-21 03:31:42,577 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-21 03:31:42,578 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-21 03:31:42,579 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-21 03:31:42,580 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-21 03:31:42,582 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-21 03:31:42,584 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-21 03:31:42,587 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-21 03:31:42,588 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-21 03:31:42,589 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-21 03:31:42,592 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-21 03:31:42,598 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-21 03:31:42,599 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-21 03:31:42,599 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf [2018-01-21 03:31:42,610 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 03:31:42,610 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 03:31:42,611 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 03:31:42,612 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 03:31:42,612 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 03:31:42,612 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-21 03:31:42,612 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 03:31:42,612 INFO L133 SettingsManager]: * Precise comparison operator=true [2018-01-21 03:31:42,613 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 03:31:42,613 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 03:31:42,613 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 03:31:42,614 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 03:31:42,614 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 03:31:42,614 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 03:31:42,614 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 03:31:42,614 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 03:31:42,615 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 03:31:42,615 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 03:31:42,615 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 03:31:42,615 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 03:31:42,615 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 03:31:42,616 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 03:31:42,616 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 03:31:42,616 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 03:31:42,616 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 03:31:42,617 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 03:31:42,617 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 03:31:42,617 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 03:31:42,617 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 03:31:42,617 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 03:31:42,618 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 03:31:42,618 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 03:31:42,618 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 03:31:42,618 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-01-21 03:31:42,618 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 03:31:42,619 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 03:31:42,619 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 03:31:42,619 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-01-21 03:31:42,620 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 03:31:42,620 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 03:31:42,660 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 03:31:42,679 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 03:31:42,686 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 03:31:42,688 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 03:31:42,688 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 03:31:42,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test22_2_true-valid-memsafety_true-termination.i [2018-01-21 03:31:42,987 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 03:31:42,992 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 03:31:42,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 03:31:42,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 03:31:43,001 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 03:31:43,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 03:31:42" (1/1) ... [2018-01-21 03:31:43,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30cf31ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:31:43, skipping insertion in model container [2018-01-21 03:31:43,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 03:31:42" (1/1) ... [2018-01-21 03:31:43,027 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 03:31:43,102 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 03:31:43,279 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 03:31:43,314 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 03:31:43,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:31:43 WrapperNode [2018-01-21 03:31:43,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 03:31:43,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 03:31:43,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 03:31:43,329 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 03:31:43,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:31:43" (1/1) ... [2018-01-21 03:31:43,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:31:43" (1/1) ... [2018-01-21 03:31:43,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:31:43" (1/1) ... [2018-01-21 03:31:43,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:31:43" (1/1) ... [2018-01-21 03:31:43,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:31:43" (1/1) ... [2018-01-21 03:31:43,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:31:43" (1/1) ... [2018-01-21 03:31:43,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:31:43" (1/1) ... [2018-01-21 03:31:43,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 03:31:43,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 03:31:43,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 03:31:43,385 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 03:31:43,386 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:31:43" (1/1) ... No working directory specified, using /storage/ultimate/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 [2018-01-21 03:31:43,438 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 03:31:43,438 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 03:31:43,438 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-01-21 03:31:43,438 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-21 03:31:43,438 INFO L136 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-01-21 03:31:43,438 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-01-21 03:31:43,438 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-01-21 03:31:43,439 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-01-21 03:31:43,439 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-01-21 03:31:43,439 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-01-21 03:31:43,439 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-01-21 03:31:43,439 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-01-21 03:31:43,439 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-01-21 03:31:43,439 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-01-21 03:31:43,440 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-01-21 03:31:43,440 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-01-21 03:31:43,440 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-01-21 03:31:43,440 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-01-21 03:31:43,440 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-21 03:31:43,440 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 03:31:43,441 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-21 03:31:43,441 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-21 03:31:43,441 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-21 03:31:43,441 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-21 03:31:43,441 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 03:31:43,442 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 03:31:43,442 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 03:31:43,442 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-21 03:31:43,442 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-21 03:31:43,442 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-21 03:31:43,442 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-21 03:31:43,442 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-21 03:31:43,442 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-21 03:31:43,443 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-21 03:31:43,443 INFO L128 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-01-21 03:31:43,443 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-01-21 03:31:43,443 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-01-21 03:31:43,443 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-01-21 03:31:43,443 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-01-21 03:31:43,444 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-01-21 03:31:43,444 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-01-21 03:31:43,444 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-01-21 03:31:43,444 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-01-21 03:31:43,444 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-01-21 03:31:43,444 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-01-21 03:31:43,444 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-01-21 03:31:43,445 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-01-21 03:31:43,445 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-01-21 03:31:43,445 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-01-21 03:31:43,445 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-21 03:31:43,445 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 03:31:43,445 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 03:31:43,445 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 03:31:43,859 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 03:31:43,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 03:31:43 BoogieIcfgContainer [2018-01-21 03:31:43,860 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 03:31:43,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-21 03:31:43,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-21 03:31:43,864 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-21 03:31:43,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.01 03:31:42" (1/3) ... [2018-01-21 03:31:43,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3864e31d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 03:31:43, skipping insertion in model container [2018-01-21 03:31:43,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:31:43" (2/3) ... [2018-01-21 03:31:43,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3864e31d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 03:31:43, skipping insertion in model container [2018-01-21 03:31:43,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 03:31:43" (3/3) ... [2018-01-21 03:31:43,869 INFO L105 eAbstractionObserver]: Analyzing ICFG memleaks_test22_2_true-valid-memsafety_true-termination.i [2018-01-21 03:31:43,878 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-21 03:31:43,887 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 20 error locations. [2018-01-21 03:31:43,942 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:43,942 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:43,943 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:43,943 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:43,943 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:43,943 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:43,943 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:43,943 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_initErr0EnsuresViolation======== [2018-01-21 03:31:43,944 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:43,969 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:43,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-01-21 03:31:43,980 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:43,982 INFO L322 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] [2018-01-21 03:31:43,982 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0EnsuresViolation]=== [2018-01-21 03:31:43,988 INFO L82 PathProgramCache]: Analyzing trace with hash -411686870, now seen corresponding path program 1 times [2018-01-21 03:31:43,991 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:44,062 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:44,062 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:44,062 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:44,062 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:44,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:44,141 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:44,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:44,366 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:44,367 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:31:44,367 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:44,370 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:31:44,381 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:31:44,381 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:44,383 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 5 states. [2018-01-21 03:31:44,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:44,463 INFO L93 Difference]: Finished difference Result 258 states and 283 transitions. [2018-01-21 03:31:44,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:31:44,466 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-01-21 03:31:44,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:44,472 INFO L225 Difference]: With dead ends: 258 [2018-01-21 03:31:44,472 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:44,478 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:44,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:44,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:44,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:44,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:44,498 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2018-01-21 03:31:44,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:44,499 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:44,499 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:31:44,499 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:44,499 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:44,504 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:31:44,580 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:44,580 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:44,580 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:44,580 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:31:44,580 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:31:44,581 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:31:44,581 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:44,581 INFO L404 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: true [2018-01-21 03:31:44,581 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:31:44,581 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:31:44,581 INFO L404 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: true [2018-01-21 03:31:44,582 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: true [2018-01-21 03:31:44,582 INFO L404 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: true [2018-01-21 03:31:44,582 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:44,582 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:31:44,582 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:44,582 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:31:44,583 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:31:44,583 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:44,583 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:44,583 INFO L404 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: true [2018-01-21 03:31:44,583 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:44,583 INFO L404 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: true [2018-01-21 03:31:44,584 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:44,584 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:31:44,584 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:44,584 INFO L404 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: true [2018-01-21 03:31:44,584 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:31:44,584 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:44,584 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-21 03:31:44,585 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:44,585 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:44,585 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:44,585 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:44,585 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:44,585 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:44,586 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:44,586 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:44,586 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: true [2018-01-21 03:31:44,586 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:44,586 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:44,586 INFO L404 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: true [2018-01-21 03:31:44,586 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:44,587 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:31:44,587 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:44,587 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:31:44,587 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: true [2018-01-21 03:31:44,587 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:44,587 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:44,587 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:44,588 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:44,588 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 1443 1445) the Hoare annotation is: true [2018-01-21 03:31:44,588 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,588 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,588 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,588 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:31:44,588 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:44,589 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:44,589 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:44,589 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:44,589 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:44,589 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-21 03:31:44,589 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:44,589 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:44,590 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:44,590 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-21 03:31:44,590 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-21 03:31:44,590 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:44,590 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:31:44,590 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:44,590 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: true [2018-01-21 03:31:44,591 INFO L404 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: true [2018-01-21 03:31:44,591 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:44,591 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:44,591 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:31:44,591 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:44,591 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:31:44,591 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:31:44,592 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:31:44,592 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:44,592 INFO L404 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: true [2018-01-21 03:31:44,592 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:31:44,592 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:44,592 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:44,592 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:44,593 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:44,593 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:44,593 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,593 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,593 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:44,593 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,593 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:44,593 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:44,594 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:31:44,594 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:44,594 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:44,594 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:44,594 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:44,594 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:44,594 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:31:44,595 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:44,595 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:44,595 INFO L404 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:31:44,595 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:44,595 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:44,595 INFO L404 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: true [2018-01-21 03:31:44,595 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:44,596 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:31:44,596 INFO L404 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: true [2018-01-21 03:31:44,596 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:44,596 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-21 03:31:44,596 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:44,596 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:44,596 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:44,597 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-21 03:31:44,597 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:44,597 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:44,597 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:44,597 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,597 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:44,597 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,598 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,598 INFO L404 ceAbstractionStarter]: At program point L1438(line 1438) the Hoare annotation is: true [2018-01-21 03:31:44,598 INFO L404 ceAbstractionStarter]: At program point L1439(line 1439) the Hoare annotation is: true [2018-01-21 03:31:44,598 INFO L404 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1435 1441) the Hoare annotation is: true [2018-01-21 03:31:44,598 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:44,598 INFO L404 ceAbstractionStarter]: At program point L1437(line 1437) the Hoare annotation is: true [2018-01-21 03:31:44,598 INFO L401 ceAbstractionStarter]: For program point L1438'(line 1438) no Hoare annotation was computed. [2018-01-21 03:31:44,598 INFO L404 ceAbstractionStarter]: At program point L1439'(line 1439) the Hoare annotation is: true [2018-01-21 03:31:44,599 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:44,599 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:44,599 INFO L401 ceAbstractionStarter]: For program point L1437'(line 1437) no Hoare annotation was computed. [2018-01-21 03:31:44,599 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:31:44,599 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:31:44,599 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:44,599 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:31:44,599 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:44,600 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:44,600 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:31:44,605 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:44,605 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:44,606 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:44,606 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:44,606 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:44,606 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:44,606 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:44,606 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_createErr0EnsuresViolation======== [2018-01-21 03:31:44,606 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:44,610 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:44,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-01-21 03:31:44,611 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:44,611 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:31:44,611 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_createErr0EnsuresViolation]=== [2018-01-21 03:31:44,612 INFO L82 PathProgramCache]: Analyzing trace with hash -377860710, now seen corresponding path program 1 times [2018-01-21 03:31:44,612 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:44,614 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:44,614 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:44,615 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:44,615 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:44,632 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:44,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:44,672 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:44,672 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:31:44,672 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:44,672 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:31:44,673 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:31:44,673 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:31:44,673 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 3 states. [2018-01-21 03:31:44,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:44,822 INFO L93 Difference]: Finished difference Result 141 states and 150 transitions. [2018-01-21 03:31:44,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:31:44,822 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-01-21 03:31:44,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:44,823 INFO L225 Difference]: With dead ends: 141 [2018-01-21 03:31:44,823 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:44,824 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:31:44,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:44,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:44,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:44,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:44,825 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2018-01-21 03:31:44,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:44,825 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:44,825 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:31:44,826 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:44,826 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:44,826 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:31:44,946 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:44,946 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:44,946 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:44,946 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:31:44,946 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:31:44,947 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:31:44,947 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:44,947 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,947 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:31:44,947 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:31:44,947 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,947 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,948 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,948 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:44,948 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:31:44,948 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:44,948 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:31:44,948 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:31:44,948 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:44,948 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:44,949 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,949 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:44,949 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,949 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:44,949 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:31:44,949 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:44,950 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,950 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:31:44,950 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:44,950 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-21 03:31:44,950 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:44,950 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:44,950 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:44,951 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:44,951 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:44,951 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:44,951 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:44,951 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:44,951 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,951 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:44,953 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:44,954 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,954 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:44,954 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:31:44,954 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:44,954 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:31:44,954 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,954 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:44,954 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:44,955 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:44,955 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:44,955 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1443 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,955 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,955 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,955 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,955 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:31:44,955 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:44,955 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:44,956 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:44,956 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:44,956 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:44,956 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-21 03:31:44,956 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:44,956 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:44,956 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:44,956 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-21 03:31:44,956 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-21 03:31:44,957 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:44,957 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:31:44,957 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:44,957 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,957 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,957 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:44,957 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:44,957 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:31:44,958 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:44,958 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:31:44,958 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:31:44,958 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:31:44,958 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:44,958 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,958 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:31:44,958 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:44,958 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:44,959 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:44,959 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:44,959 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:44,959 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,959 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,959 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,959 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,959 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:44,959 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:44,960 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:31:44,960 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:44,960 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:44,960 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:44,960 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:44,960 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:44,960 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,960 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:44,960 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:44,961 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,961 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:44,961 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:44,961 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,961 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:44,961 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:31:44,961 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,961 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:44,962 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-21 03:31:44,962 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:44,962 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:44,962 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:44,962 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-21 03:31:44,962 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:44,962 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:44,962 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:44,962 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,963 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:44,963 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,963 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:44,963 INFO L397 ceAbstractionStarter]: At program point L1438(line 1438) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,963 INFO L397 ceAbstractionStarter]: At program point L1439(line 1439) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,963 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1435 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,963 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:44,963 INFO L397 ceAbstractionStarter]: At program point L1437(line 1437) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,964 INFO L401 ceAbstractionStarter]: For program point L1438'(line 1438) no Hoare annotation was computed. [2018-01-21 03:31:44,964 INFO L397 ceAbstractionStarter]: At program point L1439'(line 1439) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:44,964 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:44,964 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:44,964 INFO L401 ceAbstractionStarter]: For program point L1437'(line 1437) no Hoare annotation was computed. [2018-01-21 03:31:44,964 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:31:44,964 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:31:44,964 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:44,964 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:31:44,965 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:44,965 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:44,965 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:31:44,967 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:44,968 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:44,968 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:44,968 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:44,968 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:44,968 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:44,968 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:44,968 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_subErr0EnsuresViolation======== [2018-01-21 03:31:44,968 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:44,971 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:44,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-01-21 03:31:44,973 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:44,973 INFO L322 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] [2018-01-21 03:31:44,973 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_subErr0EnsuresViolation]=== [2018-01-21 03:31:44,974 INFO L82 PathProgramCache]: Analyzing trace with hash 466820553, now seen corresponding path program 1 times [2018-01-21 03:31:44,974 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:44,975 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:44,976 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:44,976 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:44,976 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:45,012 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:45,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:45,169 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:45,169 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-01-21 03:31:45,169 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:45,170 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-01-21 03:31:45,170 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-01-21 03:31:45,170 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-01-21 03:31:45,171 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 7 states. [2018-01-21 03:31:45,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:45,258 INFO L93 Difference]: Finished difference Result 216 states and 234 transitions. [2018-01-21 03:31:45,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-21 03:31:45,259 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 44 [2018-01-21 03:31:45,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:45,266 INFO L225 Difference]: With dead ends: 216 [2018-01-21 03:31:45,266 INFO L226 Difference]: Without dead ends: 116 [2018-01-21 03:31:45,267 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-01-21 03:31:45,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-01-21 03:31:45,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2018-01-21 03:31:45,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-01-21 03:31:45,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 122 transitions. [2018-01-21 03:31:45,293 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 122 transitions. Word has length 44 [2018-01-21 03:31:45,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:45,294 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 122 transitions. [2018-01-21 03:31:45,294 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-01-21 03:31:45,294 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 122 transitions. [2018-01-21 03:31:45,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-01-21 03:31:45,296 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:45,296 INFO L322 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] [2018-01-21 03:31:45,297 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_subErr0EnsuresViolation]=== [2018-01-21 03:31:45,297 INFO L82 PathProgramCache]: Analyzing trace with hash -279688779, now seen corresponding path program 1 times [2018-01-21 03:31:45,297 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:45,298 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:45,299 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:45,299 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:45,299 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:45,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:45,315 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:45,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:45,377 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:45,378 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:31:45,378 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:45,380 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:31:45,380 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:31:45,380 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:45,381 INFO L87 Difference]: Start difference. First operand 114 states and 122 transitions. Second operand 5 states. [2018-01-21 03:31:45,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:45,428 INFO L93 Difference]: Finished difference Result 214 states and 229 transitions. [2018-01-21 03:31:45,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:31:45,428 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2018-01-21 03:31:45,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:45,431 INFO L225 Difference]: With dead ends: 214 [2018-01-21 03:31:45,431 INFO L226 Difference]: Without dead ends: 114 [2018-01-21 03:31:45,432 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:45,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-01-21 03:31:45,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-01-21 03:31:45,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-01-21 03:31:45,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 121 transitions. [2018-01-21 03:31:45,444 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 121 transitions. Word has length 56 [2018-01-21 03:31:45,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:45,444 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 121 transitions. [2018-01-21 03:31:45,444 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:31:45,444 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 121 transitions. [2018-01-21 03:31:45,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-01-21 03:31:45,446 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:45,446 INFO L322 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] [2018-01-21 03:31:45,446 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_subErr0EnsuresViolation]=== [2018-01-21 03:31:45,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1275293683, now seen corresponding path program 1 times [2018-01-21 03:31:45,447 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:45,448 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:45,449 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:45,449 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:45,449 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:45,465 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:45,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:45,516 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:45,517 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-21 03:31:45,517 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:45,517 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-21 03:31:45,517 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-21 03:31:45,517 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:31:45,518 INFO L87 Difference]: Start difference. First operand 114 states and 121 transitions. Second operand 4 states. [2018-01-21 03:31:45,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:45,597 INFO L93 Difference]: Finished difference Result 114 states and 121 transitions. [2018-01-21 03:31:45,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-21 03:31:45,598 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 58 [2018-01-21 03:31:45,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:45,598 INFO L225 Difference]: With dead ends: 114 [2018-01-21 03:31:45,598 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:45,599 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:31:45,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:45,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:45,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:45,600 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2018-01-21 03:31:45,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:45,600 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:45,600 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-21 03:31:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:45,600 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:45,601 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:31:45,747 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:45,747 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:45,747 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:45,747 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:31:45,747 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:31:45,747 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:31:45,747 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:45,747 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:31:45,747 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:31:45,747 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:31:45,748 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,748 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,748 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:31:45,748 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:45,748 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:31:45,748 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:45,748 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:31:45,748 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:31:45,749 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:45,749 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:45,749 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,749 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:45,749 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,749 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:45,749 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:31:45,749 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:45,749 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,750 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:31:45,750 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:45,750 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-21 03:31:45,750 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:45,750 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:45,750 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:45,750 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:45,750 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:45,750 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:45,751 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:45,751 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:45,751 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,751 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:45,751 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:45,751 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,751 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:45,751 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:31:45,751 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:45,752 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:31:45,752 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,752 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:45,752 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:45,752 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:45,752 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:45,752 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1443 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,752 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,752 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,753 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,753 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:31:45,753 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:45,753 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:45,753 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:45,753 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:45,753 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:45,753 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-21 03:31:45,753 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:45,754 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:45,754 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:45,754 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-21 03:31:45,754 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-21 03:31:45,754 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:45,754 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:31:45,754 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:45,754 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,754 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:31:45,755 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:45,755 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:45,755 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:31:45,755 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:45,755 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:31:45,755 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:31:45,755 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:31:45,755 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:45,755 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,756 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:31:45,756 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:45,756 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:45,756 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:45,756 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:45,756 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:45,756 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,756 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,757 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,757 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,757 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:45,757 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:45,757 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:31:45,757 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:45,757 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:45,757 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:45,757 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:45,758 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:45,758 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,758 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:45,758 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:45,758 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,758 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:45,758 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:45,758 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,758 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:45,759 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:31:45,759 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,759 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:45,759 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-21 03:31:45,759 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:45,759 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:45,759 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:45,759 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-21 03:31:45,759 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:45,760 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:45,760 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:45,760 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,761 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:45,761 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,761 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,762 INFO L397 ceAbstractionStarter]: At program point L1438(line 1438) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:45,762 INFO L397 ceAbstractionStarter]: At program point L1439(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:45,762 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1435 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,762 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:45,762 INFO L397 ceAbstractionStarter]: At program point L1437(line 1437) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,762 INFO L401 ceAbstractionStarter]: For program point L1438'(line 1438) no Hoare annotation was computed. [2018-01-21 03:31:45,762 INFO L397 ceAbstractionStarter]: At program point L1439'(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:45,762 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:45,763 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:45,763 INFO L401 ceAbstractionStarter]: For program point L1437'(line 1437) no Hoare annotation was computed. [2018-01-21 03:31:45,763 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:31:45,763 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:31:45,763 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:45,763 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:31:45,763 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:45,763 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:45,763 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:31:45,765 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:45,765 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:45,765 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:45,766 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:45,766 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:45,766 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:45,766 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:45,766 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_atomic_add_returnErr0EnsuresViolation======== [2018-01-21 03:31:45,766 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:45,767 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:45,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-01-21 03:31:45,768 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:45,768 INFO L322 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] [2018-01-21 03:31:45,768 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_atomic_add_returnErr0EnsuresViolation]=== [2018-01-21 03:31:45,768 INFO L82 PathProgramCache]: Analyzing trace with hash -658855223, now seen corresponding path program 1 times [2018-01-21 03:31:45,769 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:45,770 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:45,770 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:45,770 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:45,770 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:45,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:45,789 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:45,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:45,805 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:45,805 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-21 03:31:45,805 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:45,806 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 03:31:45,806 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 03:31:45,806 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 03:31:45,806 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 2 states. [2018-01-21 03:31:45,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:45,812 INFO L93 Difference]: Finished difference Result 139 states and 148 transitions. [2018-01-21 03:31:45,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 03:31:45,812 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 31 [2018-01-21 03:31:45,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:45,813 INFO L225 Difference]: With dead ends: 139 [2018-01-21 03:31:45,813 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:45,814 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 03:31:45,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:45,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:45,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:45,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:45,815 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2018-01-21 03:31:45,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:45,815 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:45,815 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 03:31:45,815 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:45,815 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:45,815 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:31:45,861 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:45,861 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:45,862 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:45,862 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:31:45,862 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:31:45,862 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:31:45,862 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:45,862 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:31:45,862 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:31:45,862 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:31:45,862 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,862 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,862 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:31:45,862 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:45,862 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:31:45,863 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:45,863 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:31:45,863 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:31:45,863 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:45,863 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:45,863 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,863 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:45,863 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,863 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:45,863 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:31:45,863 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:45,863 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,863 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:31:45,863 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:31:45,864 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1443 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:45,865 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:45,866 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-21 03:31:45,866 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:45,866 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:45,866 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:45,866 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-21 03:31:45,866 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-21 03:31:45,866 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:45,866 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:31:45,866 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:45,866 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,867 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:31:45,867 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:45,867 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:45,867 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:31:45,867 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:45,867 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:31:45,867 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:31:45,867 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:31:45,867 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:45,867 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,868 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:31:45,868 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:45,868 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:45,868 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:45,868 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:45,868 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:45,868 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,868 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,868 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,868 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,869 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:45,869 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:45,869 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:31:45,869 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:45,869 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:45,869 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:45,869 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:45,869 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:45,869 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,869 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:45,870 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:45,870 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,870 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:45,870 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:45,870 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,870 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:45,870 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:31:45,870 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,870 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:45,871 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-21 03:31:45,871 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:45,871 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:45,871 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:45,871 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-21 03:31:45,871 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:45,871 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:45,871 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:45,871 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,871 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:45,872 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,872 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:45,872 INFO L397 ceAbstractionStarter]: At program point L1438(line 1438) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:45,872 INFO L397 ceAbstractionStarter]: At program point L1439(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:45,872 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1435 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,872 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:45,872 INFO L397 ceAbstractionStarter]: At program point L1437(line 1437) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:45,872 INFO L401 ceAbstractionStarter]: For program point L1438'(line 1438) no Hoare annotation was computed. [2018-01-21 03:31:45,873 INFO L397 ceAbstractionStarter]: At program point L1439'(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:45,873 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:45,873 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:45,873 INFO L401 ceAbstractionStarter]: For program point L1437'(line 1437) no Hoare annotation was computed. [2018-01-21 03:31:45,873 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:31:45,873 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:31:45,873 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:45,873 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:31:45,873 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:45,873 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:45,874 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:31:45,875 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:45,875 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:45,875 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:45,876 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:45,876 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:45,876 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:45,876 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:45,876 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_releaseErr0EnsuresViolation======== [2018-01-21 03:31:45,876 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:45,877 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:45,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-01-21 03:31:45,878 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:45,878 INFO L322 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] [2018-01-21 03:31:45,879 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_releaseErr0EnsuresViolation]=== [2018-01-21 03:31:45,879 INFO L82 PathProgramCache]: Analyzing trace with hash 337447622, now seen corresponding path program 1 times [2018-01-21 03:31:45,879 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:45,880 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:45,880 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:45,880 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:45,880 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:45,898 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:46,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:46,037 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:46,037 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-01-21 03:31:46,037 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:46,037 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-01-21 03:31:46,038 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-01-21 03:31:46,038 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-01-21 03:31:46,038 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 7 states. [2018-01-21 03:31:46,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:46,100 INFO L93 Difference]: Finished difference Result 216 states and 234 transitions. [2018-01-21 03:31:46,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-21 03:31:46,101 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-01-21 03:31:46,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:46,103 INFO L225 Difference]: With dead ends: 216 [2018-01-21 03:31:46,103 INFO L226 Difference]: Without dead ends: 116 [2018-01-21 03:31:46,104 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-01-21 03:31:46,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-01-21 03:31:46,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2018-01-21 03:31:46,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-01-21 03:31:46,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 122 transitions. [2018-01-21 03:31:46,116 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 122 transitions. Word has length 56 [2018-01-21 03:31:46,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:46,116 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 122 transitions. [2018-01-21 03:31:46,116 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-01-21 03:31:46,117 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 122 transitions. [2018-01-21 03:31:46,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-01-21 03:31:46,118 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:46,118 INFO L322 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] [2018-01-21 03:31:46,118 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_kobject_releaseErr0EnsuresViolation]=== [2018-01-21 03:31:46,119 INFO L82 PathProgramCache]: Analyzing trace with hash -1862290254, now seen corresponding path program 1 times [2018-01-21 03:31:46,119 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:46,120 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:46,120 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:46,120 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:46,120 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:46,130 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:46,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:46,184 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:46,184 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:31:46,184 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:46,184 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:31:46,185 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:31:46,185 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:46,185 INFO L87 Difference]: Start difference. First operand 114 states and 122 transitions. Second operand 5 states. [2018-01-21 03:31:46,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:46,224 INFO L93 Difference]: Finished difference Result 214 states and 229 transitions. [2018-01-21 03:31:46,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:31:46,226 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2018-01-21 03:31:46,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:46,227 INFO L225 Difference]: With dead ends: 214 [2018-01-21 03:31:46,227 INFO L226 Difference]: Without dead ends: 114 [2018-01-21 03:31:46,228 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:46,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-01-21 03:31:46,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-01-21 03:31:46,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-01-21 03:31:46,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 121 transitions. [2018-01-21 03:31:46,239 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 121 transitions. Word has length 68 [2018-01-21 03:31:46,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:46,239 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 121 transitions. [2018-01-21 03:31:46,239 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:31:46,239 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 121 transitions. [2018-01-21 03:31:46,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-01-21 03:31:46,240 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:46,240 INFO L322 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] [2018-01-21 03:31:46,240 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_kobject_releaseErr0EnsuresViolation]=== [2018-01-21 03:31:46,241 INFO L82 PathProgramCache]: Analyzing trace with hash -1780388368, now seen corresponding path program 1 times [2018-01-21 03:31:46,241 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:46,242 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:46,242 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:46,242 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:46,242 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:46,256 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:46,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:46,353 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:46,353 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-21 03:31:46,354 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:46,354 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-21 03:31:46,354 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-21 03:31:46,354 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:31:46,355 INFO L87 Difference]: Start difference. First operand 114 states and 121 transitions. Second operand 4 states. [2018-01-21 03:31:46,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:46,398 INFO L93 Difference]: Finished difference Result 114 states and 121 transitions. [2018-01-21 03:31:46,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-21 03:31:46,399 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-01-21 03:31:46,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:46,400 INFO L225 Difference]: With dead ends: 114 [2018-01-21 03:31:46,400 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:46,401 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:31:46,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:46,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:46,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:46,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:46,401 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2018-01-21 03:31:46,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:46,402 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:46,402 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-21 03:31:46,402 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:46,402 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:46,402 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:31:46,484 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:46,484 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:46,484 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:46,484 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:31:46,484 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:31:46,484 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:31:46,484 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:46,485 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:31:46,485 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:31:46,485 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:31:46,485 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,485 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,485 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:31:46,485 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:46,485 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:31:46,485 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:46,485 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:31:46,485 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:31:46,485 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:46,485 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:46,485 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,485 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:46,486 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:46,487 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,487 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:46,487 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:46,487 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,487 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:46,487 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:31:46,487 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:46,487 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:31:46,487 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,487 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:46,487 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:46,487 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:46,487 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:46,487 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1443 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,487 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:46,488 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:46,488 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:46,488 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:31:46,488 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:46,488 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:46,488 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:46,488 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:46,488 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:46,488 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-21 03:31:46,488 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:46,488 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:46,488 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:46,488 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-21 03:31:46,488 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-21 03:31:46,488 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:46,489 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:31:46,489 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:46,489 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,489 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:31:46,489 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:46,489 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:46,489 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:31:46,489 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:46,489 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:31:46,489 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:31:46,489 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:31:46,489 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:46,489 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,489 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:31:46,489 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:46,490 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:46,491 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,491 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:46,491 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:46,491 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,491 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:46,491 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:46,491 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,491 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:46,491 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:31:46,491 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,491 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:46,491 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-21 03:31:46,491 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:46,492 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:46,492 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:46,492 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-21 03:31:46,492 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:46,492 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:46,492 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:46,492 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:46,492 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:46,492 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:46,492 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:46,493 INFO L397 ceAbstractionStarter]: At program point L1438(line 1438) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:46,493 INFO L397 ceAbstractionStarter]: At program point L1439(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:46,493 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1435 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,493 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:46,493 INFO L397 ceAbstractionStarter]: At program point L1437(line 1437) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:46,493 INFO L401 ceAbstractionStarter]: For program point L1438'(line 1438) no Hoare annotation was computed. [2018-01-21 03:31:46,493 INFO L397 ceAbstractionStarter]: At program point L1439'(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:46,493 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:46,494 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:46,494 INFO L401 ceAbstractionStarter]: For program point L1437'(line 1437) no Hoare annotation was computed. [2018-01-21 03:31:46,494 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:31:46,494 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:31:46,494 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:46,494 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:31:46,494 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:46,494 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:46,494 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:31:46,497 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:46,498 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:46,498 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:46,498 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:46,498 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:46,498 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:46,498 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:46,498 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_cleanupErr0EnsuresViolation======== [2018-01-21 03:31:46,498 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:46,500 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:46,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-01-21 03:31:46,502 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:46,502 INFO L322 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] [2018-01-21 03:31:46,502 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_cleanupErr0EnsuresViolation]=== [2018-01-21 03:31:46,502 INFO L82 PathProgramCache]: Analyzing trace with hash -1067804101, now seen corresponding path program 1 times [2018-01-21 03:31:46,502 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:46,504 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:46,504 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:46,504 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:46,504 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:46,521 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:46,609 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:46,609 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-01-21 03:31:46,609 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:46,610 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-01-21 03:31:46,610 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-01-21 03:31:46,610 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-01-21 03:31:46,610 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 7 states. [2018-01-21 03:31:46,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:46,661 INFO L93 Difference]: Finished difference Result 216 states and 234 transitions. [2018-01-21 03:31:46,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-21 03:31:46,662 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2018-01-21 03:31:46,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:46,663 INFO L225 Difference]: With dead ends: 216 [2018-01-21 03:31:46,663 INFO L226 Difference]: Without dead ends: 116 [2018-01-21 03:31:46,664 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-01-21 03:31:46,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-01-21 03:31:46,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2018-01-21 03:31:46,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-01-21 03:31:46,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 122 transitions. [2018-01-21 03:31:46,675 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 122 transitions. Word has length 54 [2018-01-21 03:31:46,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:46,675 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 122 transitions. [2018-01-21 03:31:46,675 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-01-21 03:31:46,675 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 122 transitions. [2018-01-21 03:31:46,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-01-21 03:31:46,676 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:46,677 INFO L322 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] [2018-01-21 03:31:46,677 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_kobject_cleanupErr0EnsuresViolation]=== [2018-01-21 03:31:46,677 INFO L82 PathProgramCache]: Analyzing trace with hash -1820930265, now seen corresponding path program 1 times [2018-01-21 03:31:46,677 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:46,678 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:46,678 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:46,678 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:46,679 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:46,686 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:46,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:46,759 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:46,759 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:31:46,759 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:46,759 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:31:46,760 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:31:46,760 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:46,760 INFO L87 Difference]: Start difference. First operand 114 states and 122 transitions. Second operand 5 states. [2018-01-21 03:31:46,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:46,777 INFO L93 Difference]: Finished difference Result 214 states and 229 transitions. [2018-01-21 03:31:46,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:31:46,778 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2018-01-21 03:31:46,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:46,780 INFO L225 Difference]: With dead ends: 214 [2018-01-21 03:31:46,780 INFO L226 Difference]: Without dead ends: 114 [2018-01-21 03:31:46,780 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:46,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-01-21 03:31:46,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-01-21 03:31:46,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-01-21 03:31:46,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 121 transitions. [2018-01-21 03:31:46,790 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 121 transitions. Word has length 66 [2018-01-21 03:31:46,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:46,790 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 121 transitions. [2018-01-21 03:31:46,790 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:31:46,790 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 121 transitions. [2018-01-21 03:31:46,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-01-21 03:31:46,791 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:46,792 INFO L322 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] [2018-01-21 03:31:46,792 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_kobject_cleanupErr0EnsuresViolation]=== [2018-01-21 03:31:46,792 INFO L82 PathProgramCache]: Analyzing trace with hash 592560101, now seen corresponding path program 1 times [2018-01-21 03:31:46,792 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:46,793 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:46,793 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:46,793 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:46,793 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:46,806 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:46,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:46,890 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:46,890 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-21 03:31:46,890 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:46,891 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-21 03:31:46,891 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-21 03:31:46,891 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:31:46,891 INFO L87 Difference]: Start difference. First operand 114 states and 121 transitions. Second operand 4 states. [2018-01-21 03:31:46,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:46,935 INFO L93 Difference]: Finished difference Result 114 states and 121 transitions. [2018-01-21 03:31:46,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-21 03:31:46,937 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 68 [2018-01-21 03:31:46,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:46,938 INFO L225 Difference]: With dead ends: 114 [2018-01-21 03:31:46,938 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:46,939 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:31:46,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:46,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:46,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:46,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:46,939 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2018-01-21 03:31:46,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:46,939 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:46,940 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-21 03:31:46,940 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:46,940 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:46,940 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:31:47,343 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:47,343 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:47,343 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:47,343 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:31:47,343 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:31:47,343 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:31:47,343 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:47,343 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:31:47,344 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:31:47,344 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:31:47,344 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,344 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,344 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:31:47,344 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:47,344 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:31:47,344 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:47,344 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:31:47,344 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:31:47,345 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:47,345 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:47,345 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,345 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:47,345 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,345 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:47,345 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:31:47,345 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:47,345 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,345 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:31:47,346 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:47,346 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-21 03:31:47,346 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:47,346 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:47,346 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:47,346 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:47,346 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:47,346 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:47,346 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:47,346 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:47,346 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,347 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:47,347 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:47,347 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,347 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:47,347 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:31:47,347 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:47,347 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:31:47,347 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,347 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:47,347 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:47,348 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:47,348 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:47,348 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1443 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,348 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,348 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,348 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,348 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:31:47,348 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:47,348 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:47,348 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:47,348 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:47,349 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:47,349 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-21 03:31:47,349 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:47,349 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:47,349 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:47,349 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-21 03:31:47,349 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-21 03:31:47,349 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:47,349 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:31:47,349 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:47,350 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,350 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:31:47,350 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:47,350 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:47,350 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:31:47,350 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:47,350 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:31:47,350 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:31:47,350 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:31:47,350 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:47,351 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,351 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:31:47,351 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:47,351 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:47,351 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:47,351 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:47,351 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:47,351 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,351 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,351 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,352 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,352 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:47,352 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:47,352 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:31:47,352 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:47,352 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:47,352 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:47,352 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:47,352 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:47,352 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,352 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:47,353 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:47,353 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,353 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:47,353 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:47,353 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,353 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:47,353 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:31:47,353 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,353 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:47,353 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-21 03:31:47,353 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:47,354 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:47,354 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:47,354 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-21 03:31:47,354 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:47,354 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:47,354 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:47,354 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,354 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:47,354 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,354 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,355 INFO L397 ceAbstractionStarter]: At program point L1438(line 1438) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:47,356 INFO L397 ceAbstractionStarter]: At program point L1439(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:47,357 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1435 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,357 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:47,357 INFO L397 ceAbstractionStarter]: At program point L1437(line 1437) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,357 INFO L401 ceAbstractionStarter]: For program point L1438'(line 1438) no Hoare annotation was computed. [2018-01-21 03:31:47,357 INFO L397 ceAbstractionStarter]: At program point L1439'(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:47,357 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:47,357 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:47,357 INFO L401 ceAbstractionStarter]: For program point L1437'(line 1437) no Hoare annotation was computed. [2018-01-21 03:31:47,357 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:31:47,357 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:31:47,358 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:47,358 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:31:47,358 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:47,358 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:47,358 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:31:47,360 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:47,360 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:47,360 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:47,367 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:47,367 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:47,367 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:47,367 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:47,368 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-21 03:31:47,368 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:47,369 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:47,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-01-21 03:31:47,370 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:47,371 INFO L322 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:31:47,371 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-21 03:31:47,371 INFO L82 PathProgramCache]: Analyzing trace with hash 1834068331, now seen corresponding path program 1 times [2018-01-21 03:31:47,371 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:47,372 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:47,372 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:47,372 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:47,373 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:47,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:47,393 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:47,471 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-01-21 03:31:47,471 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:47,471 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:31:47,471 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:47,472 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:31:47,472 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:31:47,472 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:31:47,472 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 3 states. [2018-01-21 03:31:47,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:47,694 INFO L93 Difference]: Finished difference Result 141 states and 150 transitions. [2018-01-21 03:31:47,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:31:47,694 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2018-01-21 03:31:47,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:47,694 INFO L225 Difference]: With dead ends: 141 [2018-01-21 03:31:47,694 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:47,695 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:31:47,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:47,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:47,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:47,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:47,695 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2018-01-21 03:31:47,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:47,695 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:47,696 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:31:47,696 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:47,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:47,696 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:31:47,764 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:47,764 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:47,764 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:47,764 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:31:47,764 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:31:47,765 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:31:47,765 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:47,765 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:31:47,765 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:31:47,765 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:31:47,765 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,765 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,765 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:31:47,765 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:47,765 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:31:47,765 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:47,765 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:31:47,766 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:31:47,766 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:47,766 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:47,766 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,766 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:47,766 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,766 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:47,766 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:31:47,766 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:47,766 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,766 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:31:47,766 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:47,767 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-21 03:31:47,767 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:47,767 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:47,767 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:47,767 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:47,767 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:47,767 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:47,767 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:47,767 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:47,767 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,767 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:47,767 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:47,767 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,767 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:47,768 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:31:47,768 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:47,768 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:31:47,768 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,768 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:47,768 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:47,768 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:47,768 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:47,768 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1443 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,768 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,768 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,768 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,768 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:31:47,769 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:47,769 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:47,769 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:47,769 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:47,769 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:47,769 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-21 03:31:47,769 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:47,769 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:47,769 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:47,769 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-21 03:31:47,769 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-21 03:31:47,769 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:47,769 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:31:47,770 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:47,770 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,770 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:31:47,770 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:47,770 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:47,770 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:31:47,770 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:47,770 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:31:47,770 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:31:47,770 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:31:47,770 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:47,770 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,770 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:31:47,771 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:47,771 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:47,771 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:47,771 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:47,771 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:47,771 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,771 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,771 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,771 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,771 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:47,771 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:47,771 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:31:47,771 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:47,772 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:47,772 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:47,772 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:47,772 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:47,772 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,772 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:47,772 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:47,772 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,772 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:47,772 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:47,772 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,773 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:47,773 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:31:47,773 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,773 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:47,773 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-21 03:31:47,773 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:47,773 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:47,773 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:47,773 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-21 03:31:47,774 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:47,774 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:47,774 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:47,774 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,774 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:47,774 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,774 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,774 INFO L397 ceAbstractionStarter]: At program point L1438(line 1438) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:47,775 INFO L397 ceAbstractionStarter]: At program point L1439(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:47,775 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1435 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,775 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:47,775 INFO L397 ceAbstractionStarter]: At program point L1437(line 1437) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,775 INFO L401 ceAbstractionStarter]: For program point L1438'(line 1438) no Hoare annotation was computed. [2018-01-21 03:31:47,775 INFO L397 ceAbstractionStarter]: At program point L1439'(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:47,775 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:47,776 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:47,776 INFO L401 ceAbstractionStarter]: For program point L1437'(line 1437) no Hoare annotation was computed. [2018-01-21 03:31:47,776 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:31:47,776 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:31:47,776 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:47,776 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:31:47,776 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:47,776 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:47,777 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:31:47,778 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:47,778 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:47,778 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:47,779 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:47,779 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:47,779 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:47,779 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:47,779 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == LDV_INIT_LIST_HEADErr0EnsuresViolation======== [2018-01-21 03:31:47,779 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:47,781 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:47,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-01-21 03:31:47,782 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:47,782 INFO L322 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] [2018-01-21 03:31:47,783 INFO L371 AbstractCegarLoop]: === Iteration 1 === [LDV_INIT_LIST_HEADErr0EnsuresViolation]=== [2018-01-21 03:31:47,783 INFO L82 PathProgramCache]: Analyzing trace with hash -1532322675, now seen corresponding path program 1 times [2018-01-21 03:31:47,783 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:47,785 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:47,785 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:47,785 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:47,785 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:47,792 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:47,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:47,872 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:47,872 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:31:47,872 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:47,873 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:31:47,873 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:31:47,873 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:47,873 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 5 states. [2018-01-21 03:31:47,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:47,894 INFO L93 Difference]: Finished difference Result 258 states and 283 transitions. [2018-01-21 03:31:47,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:31:47,895 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2018-01-21 03:31:47,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:47,895 INFO L225 Difference]: With dead ends: 258 [2018-01-21 03:31:47,896 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:47,896 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:47,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:47,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:47,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:47,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:47,897 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2018-01-21 03:31:47,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:47,898 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:47,898 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:31:47,898 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:47,898 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:47,898 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:31:47,924 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:47,924 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:47,924 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:47,924 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:31:47,924 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:31:47,924 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:31:47,924 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:47,925 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:31:47,925 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:31:47,925 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:31:47,925 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,925 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,925 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:31:47,925 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:47,925 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:31:47,925 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:47,925 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:31:47,925 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:31:47,925 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:47,925 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:47,925 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,926 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:47,926 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,926 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:47,926 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:31:47,926 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:47,926 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,926 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:31:47,926 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:47,926 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-21 03:31:47,926 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:47,926 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:47,926 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:47,926 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:47,926 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:47,926 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,927 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,927 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,927 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:47,927 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1443 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,928 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,928 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,928 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,928 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:31:47,928 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:47,928 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:47,928 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:47,928 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:47,928 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:47,928 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-21 03:31:47,928 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:47,928 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:47,928 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:47,928 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-21 03:31:47,928 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-21 03:31:47,929 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:47,929 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:31:47,929 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:47,929 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,929 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:31:47,929 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:47,929 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:47,929 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:31:47,929 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:47,929 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:31:47,929 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:31:47,929 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:31:47,929 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:47,929 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,929 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:47,930 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:47,931 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:47,931 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:47,931 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,931 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:47,931 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:47,931 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,931 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:47,931 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:47,931 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,931 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:47,931 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:31:47,931 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,931 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:47,931 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-21 03:31:47,931 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:47,931 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:47,932 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:47,932 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-21 03:31:47,932 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:47,932 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:47,932 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:47,932 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,932 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:47,932 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,932 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:47,932 INFO L397 ceAbstractionStarter]: At program point L1438(line 1438) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:47,932 INFO L397 ceAbstractionStarter]: At program point L1439(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:47,932 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1435 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,932 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:47,933 INFO L397 ceAbstractionStarter]: At program point L1437(line 1437) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:47,933 INFO L401 ceAbstractionStarter]: For program point L1438'(line 1438) no Hoare annotation was computed. [2018-01-21 03:31:47,933 INFO L397 ceAbstractionStarter]: At program point L1439'(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:47,933 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:47,933 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:47,933 INFO L401 ceAbstractionStarter]: For program point L1437'(line 1437) no Hoare annotation was computed. [2018-01-21 03:31:47,933 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:31:47,933 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:31:47,933 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:47,933 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:31:47,933 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:47,933 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:47,933 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:31:47,935 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:47,935 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:47,935 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:47,935 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:47,935 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:47,935 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:47,935 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:47,935 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_getErr0EnsuresViolation======== [2018-01-21 03:31:47,936 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:47,937 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:47,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-01-21 03:31:47,937 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:47,938 INFO L322 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] [2018-01-21 03:31:47,938 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_getErr0EnsuresViolation]=== [2018-01-21 03:31:47,938 INFO L82 PathProgramCache]: Analyzing trace with hash 44721757, now seen corresponding path program 1 times [2018-01-21 03:31:47,938 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:47,939 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:47,939 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:47,939 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:47,939 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:47,946 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:47,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:47,954 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:47,954 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-21 03:31:47,954 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:47,954 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 03:31:47,955 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 03:31:47,955 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 03:31:47,955 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 2 states. [2018-01-21 03:31:47,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:47,959 INFO L93 Difference]: Finished difference Result 139 states and 148 transitions. [2018-01-21 03:31:47,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 03:31:47,959 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 34 [2018-01-21 03:31:47,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:47,960 INFO L225 Difference]: With dead ends: 139 [2018-01-21 03:31:47,960 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:47,961 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 03:31:47,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:47,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:47,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:47,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:47,962 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2018-01-21 03:31:47,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:47,962 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:47,962 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 03:31:47,962 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:47,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:47,963 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:31:48,020 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:48,020 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:48,020 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:48,020 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:31:48,021 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:31:48,021 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:31:48,021 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:48,021 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:31:48,021 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:31:48,021 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:31:48,021 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,021 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,021 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:31:48,021 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:48,021 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:31:48,022 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:48,022 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:31:48,022 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:31:48,022 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:48,022 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:48,022 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,022 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:48,022 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,022 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:48,022 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:31:48,022 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:48,022 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,023 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:31:48,023 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:48,023 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-21 03:31:48,023 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:48,023 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:48,023 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:48,023 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:48,023 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:48,023 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:48,023 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:48,023 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:48,023 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,023 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:48,024 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:48,024 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,024 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:48,024 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:31:48,024 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:48,024 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:31:48,024 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,024 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:48,024 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:48,024 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:48,024 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:48,024 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1443 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,024 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,024 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,024 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:31:48,025 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-21 03:31:48,025 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-21 03:31:48,025 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:48,025 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,026 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:31:48,026 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:48,026 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:48,026 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:31:48,026 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:48,026 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:31:48,026 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:31:48,026 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:31:48,026 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:48,026 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,026 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:31:48,026 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:48,026 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:48,026 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:48,026 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:48,026 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,027 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:31:48,027 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,027 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:48,027 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,028 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:48,028 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:48,028 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,028 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:48,028 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:31:48,028 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,028 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:48,028 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-21 03:31:48,028 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:48,028 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:48,028 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:48,028 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-21 03:31:48,028 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:48,028 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:48,028 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:48,028 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,029 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:48,029 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,029 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,029 INFO L397 ceAbstractionStarter]: At program point L1438(line 1438) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:48,029 INFO L397 ceAbstractionStarter]: At program point L1439(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:48,029 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1435 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,029 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:48,029 INFO L397 ceAbstractionStarter]: At program point L1437(line 1437) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,029 INFO L401 ceAbstractionStarter]: For program point L1438'(line 1438) no Hoare annotation was computed. [2018-01-21 03:31:48,029 INFO L397 ceAbstractionStarter]: At program point L1439'(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:48,029 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:48,029 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:48,029 INFO L401 ceAbstractionStarter]: For program point L1437'(line 1437) no Hoare annotation was computed. [2018-01-21 03:31:48,029 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:31:48,030 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:31:48,030 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:48,030 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:31:48,030 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:48,030 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:48,030 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:31:48,031 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:48,031 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:48,031 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:48,032 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:48,032 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:48,032 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:48,032 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:48,032 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_putErr0EnsuresViolation======== [2018-01-21 03:31:48,032 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:48,034 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:48,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-01-21 03:31:48,035 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:48,035 INFO L322 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] [2018-01-21 03:31:48,035 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_putErr0EnsuresViolation]=== [2018-01-21 03:31:48,035 INFO L82 PathProgramCache]: Analyzing trace with hash 2135157380, now seen corresponding path program 1 times [2018-01-21 03:31:48,035 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:48,036 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,036 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:48,036 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,037 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:48,044 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:48,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:48,060 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:48,060 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:31:48,060 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:48,060 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:31:48,060 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:31:48,060 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:31:48,061 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 3 states. [2018-01-21 03:31:48,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:48,155 INFO L93 Difference]: Finished difference Result 141 states and 150 transitions. [2018-01-21 03:31:48,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:31:48,155 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2018-01-21 03:31:48,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:48,156 INFO L225 Difference]: With dead ends: 141 [2018-01-21 03:31:48,156 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:48,156 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:31:48,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:48,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:48,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:48,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:48,157 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 30 [2018-01-21 03:31:48,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:48,157 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:48,157 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:31:48,157 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:48,157 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:48,157 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:31:48,193 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:48,193 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:48,193 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:48,193 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:31:48,193 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:31:48,193 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:31:48,193 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:48,193 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:31:48,193 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:31:48,193 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:31:48,193 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,194 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,194 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:31:48,194 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:48,194 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:31:48,194 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:48,194 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:31:48,194 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:31:48,194 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:48,194 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:48,194 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,194 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:48,194 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,194 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:48,194 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:31:48,194 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:48,194 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:48,195 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:48,195 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:48,195 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,195 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:48,196 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:31:48,196 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:48,196 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:31:48,196 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,196 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:48,196 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:48,196 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:48,196 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:48,196 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1443 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,196 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,196 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,196 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,196 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:31:48,196 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:48,197 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:48,197 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:48,197 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:48,197 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:48,197 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-21 03:31:48,197 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:48,197 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:48,197 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:48,197 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-21 03:31:48,197 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-21 03:31:48,197 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:48,198 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:31:48,198 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:48,198 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,198 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:31:48,198 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:48,198 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:48,198 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:31:48,198 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:48,198 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:31:48,199 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:31:48,199 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:31:48,199 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:48,199 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,199 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:31:48,199 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:48,199 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:48,199 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:48,199 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:48,199 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:48,199 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,200 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,200 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,200 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,200 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:48,200 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:48,200 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:31:48,200 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:48,200 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:48,200 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:48,200 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:48,201 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:48,201 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,201 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:48,201 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:48,201 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,201 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:48,201 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:48,201 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,201 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:48,201 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:31:48,202 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,202 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:48,202 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-21 03:31:48,202 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:48,202 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:48,202 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:48,202 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-21 03:31:48,202 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:48,202 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:48,202 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:48,203 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,203 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:48,203 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,203 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,203 INFO L397 ceAbstractionStarter]: At program point L1438(line 1438) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:48,203 INFO L397 ceAbstractionStarter]: At program point L1439(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:48,203 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1435 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,203 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:48,203 INFO L397 ceAbstractionStarter]: At program point L1437(line 1437) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,203 INFO L401 ceAbstractionStarter]: For program point L1438'(line 1438) no Hoare annotation was computed. [2018-01-21 03:31:48,203 INFO L397 ceAbstractionStarter]: At program point L1439'(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:48,204 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:48,204 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:48,204 INFO L401 ceAbstractionStarter]: For program point L1437'(line 1437) no Hoare annotation was computed. [2018-01-21 03:31:48,204 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:31:48,204 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:31:48,204 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:48,204 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:31:48,204 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:48,204 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:48,204 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:31:48,205 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:48,205 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:48,205 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:48,205 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:48,205 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:48,206 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:48,206 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:48,206 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_initErr0EnsuresViolation======== [2018-01-21 03:31:48,206 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:48,207 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:48,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-01-21 03:31:48,207 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:48,207 INFO L322 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] [2018-01-21 03:31:48,207 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_initErr0EnsuresViolation]=== [2018-01-21 03:31:48,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1154446356, now seen corresponding path program 1 times [2018-01-21 03:31:48,208 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:48,209 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,209 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:48,209 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,209 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:48,216 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:48,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:48,242 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:48,242 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:31:48,242 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:48,242 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:31:48,242 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:31:48,243 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:48,243 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 5 states. [2018-01-21 03:31:48,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:48,256 INFO L93 Difference]: Finished difference Result 258 states and 283 transitions. [2018-01-21 03:31:48,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:31:48,257 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-01-21 03:31:48,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:48,257 INFO L225 Difference]: With dead ends: 258 [2018-01-21 03:31:48,257 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:48,258 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:48,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:48,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:48,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:48,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:48,259 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2018-01-21 03:31:48,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:48,259 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:48,259 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:31:48,259 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:48,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:48,260 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:31:48,279 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:48,279 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:48,279 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:31:48,279 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:31:48,279 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:31:48,279 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:31:48,280 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:48,280 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:31:48,280 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:31:48,280 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:31:48,280 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,280 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,280 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:31:48,280 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:48,280 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:31:48,280 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:31:48,281 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:31:48,281 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:31:48,281 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:48,281 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:48,281 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,281 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:48,281 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,281 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:48,281 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:31:48,281 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:48,281 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,281 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:31:48,281 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:31:48,281 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:48,282 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1443 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1443 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:31:48,283 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-21 03:31:48,283 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:48,284 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:48,284 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-21 03:31:48,284 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-21 03:31:48,284 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-21 03:31:48,284 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:48,284 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:31:48,284 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:48,284 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,284 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:31:48,284 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:31:48,284 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:31:48,284 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:31:48,284 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:48,284 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:31:48,284 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:31:48,284 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1445) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:48,285 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:31:48,285 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:48,286 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:31:48,286 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:31:48,286 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:48,286 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:31:48,286 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,286 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:31:48,286 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:31:48,286 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,286 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:31:48,286 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:48,286 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,286 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:48,286 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:31:48,286 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,286 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:31:48,287 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-21 03:31:48,287 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:48,287 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:48,287 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-21 03:31:48,287 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-21 03:31:48,287 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:48,287 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-21 03:31:48,287 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:48,287 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,287 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1445) the Hoare annotation is: true [2018-01-21 03:31:48,287 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,287 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1445) no Hoare annotation was computed. [2018-01-21 03:31:48,287 INFO L397 ceAbstractionStarter]: At program point L1438(line 1438) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:48,287 INFO L397 ceAbstractionStarter]: At program point L1439(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:48,287 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1435 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,288 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:48,288 INFO L397 ceAbstractionStarter]: At program point L1437(line 1437) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:31:48,288 INFO L401 ceAbstractionStarter]: For program point L1438'(line 1438) no Hoare annotation was computed. [2018-01-21 03:31:48,288 INFO L397 ceAbstractionStarter]: At program point L1439'(line 1439) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~28.offset) (= 0 entry_point_~kobj~28.base)) [2018-01-21 03:31:48,288 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:48,288 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1435 1441) no Hoare annotation was computed. [2018-01-21 03:31:48,288 INFO L401 ceAbstractionStarter]: For program point L1437'(line 1437) no Hoare annotation was computed. [2018-01-21 03:31:48,288 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:31:48,288 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:31:48,288 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:48,288 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:31:48,288 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:48,288 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:31:48,288 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:31:48,290 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:48,290 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:48,290 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:48,290 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:48,290 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:48,290 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:48,290 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:48,290 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_mallocErr0EnsuresViolation======== [2018-01-21 03:31:48,290 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:48,292 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:48,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-01-21 03:31:48,292 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:48,292 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:31:48,292 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_mallocErr0EnsuresViolation]=== [2018-01-21 03:31:48,293 INFO L82 PathProgramCache]: Analyzing trace with hash -820992531, now seen corresponding path program 1 times [2018-01-21 03:31:48,293 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:48,294 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,294 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:48,294 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,294 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:48,298 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:48,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:48,320 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:48,320 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:31:48,320 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:48,321 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:31:48,321 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:31:48,321 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:31:48,321 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 3 states. [2018-01-21 03:31:48,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:48,521 INFO L93 Difference]: Finished difference Result 141 states and 150 transitions. [2018-01-21 03:31:48,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:31:48,521 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2018-01-21 03:31:48,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:48,522 INFO L225 Difference]: With dead ends: 141 [2018-01-21 03:31:48,522 INFO L226 Difference]: Without dead ends: 16 [2018-01-21 03:31:48,522 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:31:48,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2018-01-21 03:31:48,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2018-01-21 03:31:48,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-01-21 03:31:48,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2018-01-21 03:31:48,526 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 13 [2018-01-21 03:31:48,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:48,526 INFO L432 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2018-01-21 03:31:48,526 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:31:48,526 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-01-21 03:31:48,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-01-21 03:31:48,527 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:48,527 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:31:48,527 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_mallocErr0EnsuresViolation]=== [2018-01-21 03:31:48,528 INFO L82 PathProgramCache]: Analyzing trace with hash 1300071023, now seen corresponding path program 1 times [2018-01-21 03:31:48,528 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:48,529 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,529 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:48,529 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,529 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 03:31:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 03:31:48,569 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-21 03:31:48,576 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:31:48,577 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:31:48,588 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:48,588 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:48,588 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:48,588 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:48,588 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:48,588 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:48,589 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:48,589 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-21 03:31:48,589 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:48,591 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:48,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-01-21 03:31:48,595 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:48,596 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-01-21 03:31:48,596 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-21 03:31:48,596 INFO L82 PathProgramCache]: Analyzing trace with hash 218497, now seen corresponding path program 1 times [2018-01-21 03:31:48,596 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:48,598 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,598 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:48,598 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,598 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 03:31:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 03:31:48,604 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-21 03:31:48,605 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:31:48,608 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:48,608 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:48,608 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:48,608 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:48,608 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:48,608 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:48,608 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:48,608 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_atomic_sub_returnErr0EnsuresViolation======== [2018-01-21 03:31:48,609 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:48,610 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:48,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-01-21 03:31:48,612 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:48,613 INFO L322 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] [2018-01-21 03:31:48,613 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_atomic_sub_returnErr0EnsuresViolation]=== [2018-01-21 03:31:48,613 INFO L82 PathProgramCache]: Analyzing trace with hash 2142886987, now seen corresponding path program 1 times [2018-01-21 03:31:48,613 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:48,614 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,614 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:48,614 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,615 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:48,627 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:48,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:48,646 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:48,646 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-21 03:31:48,646 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:48,646 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 03:31:48,647 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 03:31:48,647 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 03:31:48,647 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 2 states. [2018-01-21 03:31:48,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:48,655 INFO L93 Difference]: Finished difference Result 139 states and 148 transitions. [2018-01-21 03:31:48,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 03:31:48,655 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 40 [2018-01-21 03:31:48,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:48,655 INFO L225 Difference]: With dead ends: 139 [2018-01-21 03:31:48,656 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:48,656 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 03:31:48,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:48,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:48,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:48,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:48,657 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2018-01-21 03:31:48,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:48,657 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:48,657 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 03:31:48,658 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:48,658 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:48,661 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:48,661 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:48,661 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:48,661 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:48,661 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:48,662 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:48,662 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:48,662 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation======== [2018-01-21 03:31:48,662 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:48,665 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:48,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-01-21 03:31:48,666 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:48,667 INFO L322 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] [2018-01-21 03:31:48,667 INFO L371 AbstractCegarLoop]: === Iteration 1 === [##fun~$Pointer$~TO~VOIDErr0EnsuresViolation]=== [2018-01-21 03:31:48,667 INFO L82 PathProgramCache]: Analyzing trace with hash -2130345425, now seen corresponding path program 1 times [2018-01-21 03:31:48,667 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:48,668 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,668 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:48,668 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:48,668 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:48,683 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:48,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:48,904 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:48,904 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-01-21 03:31:48,904 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:48,905 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-01-21 03:31:48,905 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-01-21 03:31:48,905 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-01-21 03:31:48,905 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 7 states. [2018-01-21 03:31:49,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:49,105 INFO L93 Difference]: Finished difference Result 216 states and 234 transitions. [2018-01-21 03:31:49,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-21 03:31:49,114 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2018-01-21 03:31:49,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:49,118 INFO L225 Difference]: With dead ends: 216 [2018-01-21 03:31:49,118 INFO L226 Difference]: Without dead ends: 116 [2018-01-21 03:31:49,119 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-01-21 03:31:49,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-01-21 03:31:49,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2018-01-21 03:31:49,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-01-21 03:31:49,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 122 transitions. [2018-01-21 03:31:49,129 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 122 transitions. Word has length 58 [2018-01-21 03:31:49,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:49,129 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 122 transitions. [2018-01-21 03:31:49,130 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-01-21 03:31:49,130 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 122 transitions. [2018-01-21 03:31:49,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-01-21 03:31:49,131 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:49,131 INFO L322 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] [2018-01-21 03:31:49,132 INFO L371 AbstractCegarLoop]: === Iteration 2 === [##fun~$Pointer$~TO~VOIDErr0EnsuresViolation]=== [2018-01-21 03:31:49,132 INFO L82 PathProgramCache]: Analyzing trace with hash 1340432667, now seen corresponding path program 1 times [2018-01-21 03:31:49,132 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:49,133 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,133 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:49,133 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,133 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:49,143 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:49,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:49,298 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:49,298 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:31:49,298 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:49,299 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:31:49,299 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:31:49,299 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:49,299 INFO L87 Difference]: Start difference. First operand 114 states and 122 transitions. Second operand 5 states. [2018-01-21 03:31:49,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:49,312 INFO L93 Difference]: Finished difference Result 214 states and 229 transitions. [2018-01-21 03:31:49,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:31:49,312 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-01-21 03:31:49,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:49,313 INFO L225 Difference]: With dead ends: 214 [2018-01-21 03:31:49,313 INFO L226 Difference]: Without dead ends: 114 [2018-01-21 03:31:49,313 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:49,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-01-21 03:31:49,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-01-21 03:31:49,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-01-21 03:31:49,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 121 transitions. [2018-01-21 03:31:49,320 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 121 transitions. Word has length 70 [2018-01-21 03:31:49,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:49,320 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 121 transitions. [2018-01-21 03:31:49,321 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:31:49,321 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 121 transitions. [2018-01-21 03:31:49,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-01-21 03:31:49,321 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:49,322 INFO L322 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] [2018-01-21 03:31:49,322 INFO L371 AbstractCegarLoop]: === Iteration 3 === [##fun~$Pointer$~TO~VOIDErr0EnsuresViolation]=== [2018-01-21 03:31:49,322 INFO L82 PathProgramCache]: Analyzing trace with hash -1556233511, now seen corresponding path program 1 times [2018-01-21 03:31:49,324 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:49,325 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,325 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:49,325 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,326 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:49,337 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:49,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:49,500 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:49,500 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-21 03:31:49,500 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:49,500 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-21 03:31:49,500 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-21 03:31:49,501 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:31:49,501 INFO L87 Difference]: Start difference. First operand 114 states and 121 transitions. Second operand 4 states. [2018-01-21 03:31:49,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:49,542 INFO L93 Difference]: Finished difference Result 114 states and 121 transitions. [2018-01-21 03:31:49,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-21 03:31:49,542 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 72 [2018-01-21 03:31:49,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:49,543 INFO L225 Difference]: With dead ends: 114 [2018-01-21 03:31:49,543 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:49,543 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:31:49,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:49,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:49,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:49,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:49,544 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2018-01-21 03:31:49,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:49,544 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:49,544 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-21 03:31:49,544 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:49,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:49,546 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:49,546 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:49,546 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:49,546 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:49,546 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:49,546 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:49,546 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:49,546 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_putErr0EnsuresViolation======== [2018-01-21 03:31:49,546 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:49,548 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:49,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-01-21 03:31:49,549 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:49,549 INFO L322 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] [2018-01-21 03:31:49,549 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_putErr0EnsuresViolation]=== [2018-01-21 03:31:49,549 INFO L82 PathProgramCache]: Analyzing trace with hash -52853833, now seen corresponding path program 1 times [2018-01-21 03:31:49,549 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:49,550 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,550 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:49,550 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,551 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:49,562 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:49,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:49,685 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:49,685 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-01-21 03:31:49,686 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:49,686 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-01-21 03:31:49,686 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-01-21 03:31:49,686 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-01-21 03:31:49,686 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 7 states. [2018-01-21 03:31:49,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:49,745 INFO L93 Difference]: Finished difference Result 216 states and 234 transitions. [2018-01-21 03:31:49,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-21 03:31:49,746 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2018-01-21 03:31:49,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:49,747 INFO L225 Difference]: With dead ends: 216 [2018-01-21 03:31:49,747 INFO L226 Difference]: Without dead ends: 116 [2018-01-21 03:31:49,748 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-01-21 03:31:49,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-01-21 03:31:49,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2018-01-21 03:31:49,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-01-21 03:31:49,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 122 transitions. [2018-01-21 03:31:49,755 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 122 transitions. Word has length 47 [2018-01-21 03:31:49,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:49,755 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 122 transitions. [2018-01-21 03:31:49,755 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-01-21 03:31:49,755 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 122 transitions. [2018-01-21 03:31:49,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-01-21 03:31:49,756 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:49,756 INFO L322 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] [2018-01-21 03:31:49,756 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_putErr0EnsuresViolation]=== [2018-01-21 03:31:49,756 INFO L82 PathProgramCache]: Analyzing trace with hash 28295243, now seen corresponding path program 1 times [2018-01-21 03:31:49,757 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:49,758 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,758 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:49,758 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,758 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:49,767 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:49,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:49,804 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:49,805 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:31:49,805 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:49,805 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:31:49,805 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:31:49,805 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:49,805 INFO L87 Difference]: Start difference. First operand 114 states and 122 transitions. Second operand 5 states. [2018-01-21 03:31:49,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:49,825 INFO L93 Difference]: Finished difference Result 214 states and 229 transitions. [2018-01-21 03:31:49,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:31:49,826 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2018-01-21 03:31:49,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:49,827 INFO L225 Difference]: With dead ends: 214 [2018-01-21 03:31:49,827 INFO L226 Difference]: Without dead ends: 114 [2018-01-21 03:31:49,828 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:49,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-01-21 03:31:49,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-01-21 03:31:49,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-01-21 03:31:49,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 121 transitions. [2018-01-21 03:31:49,835 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 121 transitions. Word has length 59 [2018-01-21 03:31:49,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:49,836 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 121 transitions. [2018-01-21 03:31:49,836 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:31:49,836 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 121 transitions. [2018-01-21 03:31:49,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-01-21 03:31:49,837 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:49,837 INFO L322 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] [2018-01-21 03:31:49,837 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_putErr0EnsuresViolation]=== [2018-01-21 03:31:49,837 INFO L82 PathProgramCache]: Analyzing trace with hash -1006433971, now seen corresponding path program 1 times [2018-01-21 03:31:49,837 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:49,839 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,839 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:49,840 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,840 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:49,850 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:49,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:49,897 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:49,897 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-21 03:31:49,897 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:49,897 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-21 03:31:49,898 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-21 03:31:49,898 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:31:49,898 INFO L87 Difference]: Start difference. First operand 114 states and 121 transitions. Second operand 4 states. [2018-01-21 03:31:49,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:49,916 INFO L93 Difference]: Finished difference Result 114 states and 121 transitions. [2018-01-21 03:31:49,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-21 03:31:49,916 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2018-01-21 03:31:49,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:49,916 INFO L225 Difference]: With dead ends: 114 [2018-01-21 03:31:49,916 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:49,917 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:31:49,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:49,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:49,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:49,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:49,917 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2018-01-21 03:31:49,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:49,917 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:49,918 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-21 03:31:49,918 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:49,918 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:49,918 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:49,919 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:49,919 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:49,919 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:49,919 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:49,919 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:49,919 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:49,919 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_getErr0EnsuresViolation======== [2018-01-21 03:31:49,919 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:49,920 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:49,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-01-21 03:31:49,920 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:49,920 INFO L322 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] [2018-01-21 03:31:49,920 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_getErr0EnsuresViolation]=== [2018-01-21 03:31:49,921 INFO L82 PathProgramCache]: Analyzing trace with hash -452896976, now seen corresponding path program 1 times [2018-01-21 03:31:49,921 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:49,922 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,922 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:49,922 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,924 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:49,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:49,928 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:49,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:49,933 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:49,933 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-21 03:31:49,933 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:49,933 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 03:31:49,933 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 03:31:49,933 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 03:31:49,933 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 2 states. [2018-01-21 03:31:49,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:49,937 INFO L93 Difference]: Finished difference Result 139 states and 148 transitions. [2018-01-21 03:31:49,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 03:31:49,937 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 24 [2018-01-21 03:31:49,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:49,937 INFO L225 Difference]: With dead ends: 139 [2018-01-21 03:31:49,937 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:49,938 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 03:31:49,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:49,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:49,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:49,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:49,938 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2018-01-21 03:31:49,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:49,939 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:49,939 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 03:31:49,939 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:49,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:49,940 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:49,940 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:49,940 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:49,940 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:49,941 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:49,941 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:49,941 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:49,941 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-21 03:31:49,941 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:49,942 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:49,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-01-21 03:31:49,943 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:49,943 INFO L322 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:31:49,943 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-21 03:31:49,943 INFO L82 PathProgramCache]: Analyzing trace with hash 1603079968, now seen corresponding path program 1 times [2018-01-21 03:31:49,944 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:49,944 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,945 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:49,945 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,945 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 03:31:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 03:31:49,963 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-21 03:31:49,967 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:31:49,968 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:31:49,969 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:31:49,970 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:31:49,971 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:31:49,971 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:31:49,972 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:31:49,972 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:31:49,972 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:31:49,977 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:49,977 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:49,978 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:49,978 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:49,978 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:49,978 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:49,978 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:49,978 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == entry_pointErr0EnsuresViolation======== [2018-01-21 03:31:49,978 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:49,980 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:49,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-01-21 03:31:49,980 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:49,980 INFO L322 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:31:49,980 INFO L371 AbstractCegarLoop]: === Iteration 1 === [entry_pointErr0EnsuresViolation]=== [2018-01-21 03:31:49,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1316525794, now seen corresponding path program 1 times [2018-01-21 03:31:49,981 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:49,982 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,982 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:49,982 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:49,982 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:49,987 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:50,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-01-21 03:31:50,018 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:50,018 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:31:50,018 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:50,018 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:31:50,018 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:31:50,018 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:31:50,018 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 3 states. [2018-01-21 03:31:50,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:50,244 INFO L93 Difference]: Finished difference Result 141 states and 150 transitions. [2018-01-21 03:31:50,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:31:50,245 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2018-01-21 03:31:50,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:50,245 INFO L225 Difference]: With dead ends: 141 [2018-01-21 03:31:50,245 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:50,245 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:31:50,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:50,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:50,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:50,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:50,246 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2018-01-21 03:31:50,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:50,246 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:50,246 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:31:50,246 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:50,246 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:50,248 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:31:50,248 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:31:50,248 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:31:50,248 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:31:50,248 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:31:50,248 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:31:50,248 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:31:50,248 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_init_internalErr0EnsuresViolation======== [2018-01-21 03:31:50,248 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:31:50,249 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-21 03:31:50,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-01-21 03:31:50,250 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:31:50,250 INFO L322 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] [2018-01-21 03:31:50,250 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_init_internalErr0EnsuresViolation]=== [2018-01-21 03:31:50,250 INFO L82 PathProgramCache]: Analyzing trace with hash -1981053390, now seen corresponding path program 1 times [2018-01-21 03:31:50,250 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:31:50,251 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:50,251 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:31:50,251 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:31:50,251 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:31:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:31:50,256 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:31:50,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:31:50,306 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:31:50,306 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:31:50,306 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:31:50,306 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:31:50,307 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:31:50,307 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:50,307 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 5 states. [2018-01-21 03:31:50,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:31:50,324 INFO L93 Difference]: Finished difference Result 258 states and 283 transitions. [2018-01-21 03:31:50,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:31:50,327 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-01-21 03:31:50,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:31:50,328 INFO L225 Difference]: With dead ends: 258 [2018-01-21 03:31:50,328 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:31:50,333 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:31:50,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:31:50,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:31:50,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:31:50,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:31:50,334 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2018-01-21 03:31:50,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:31:50,334 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:31:50,334 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:31:50,334 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:31:50,335 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:31:50,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.01 03:31:50 BoogieIcfgContainer [2018-01-21 03:31:50,337 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-21 03:31:50,339 INFO L168 Benchmark]: Toolchain (without parser) took 7350.89 ms. Allocated memory was 311.4 MB in the beginning and 556.8 MB in the end (delta: 245.4 MB). Free memory was 268.6 MB in the beginning and 528.3 MB in the end (delta: -259.7 MB). Peak memory consumption was 178.4 MB. Max. memory is 5.3 GB. [2018-01-21 03:31:50,340 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 311.4 MB. Free memory is still 274.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 03:31:50,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.07 ms. Allocated memory is still 311.4 MB. Free memory was 268.6 MB in the beginning and 254.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 5.3 GB. [2018-01-21 03:31:50,341 INFO L168 Benchmark]: Boogie Preprocessor took 55.16 ms. Allocated memory is still 311.4 MB. Free memory was 254.6 MB in the beginning and 252.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 5.3 GB. [2018-01-21 03:31:50,341 INFO L168 Benchmark]: RCFGBuilder took 475.85 ms. Allocated memory is still 311.4 MB. Free memory was 252.5 MB in the beginning and 217.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 5.3 GB. [2018-01-21 03:31:50,341 INFO L168 Benchmark]: TraceAbstraction took 6476.49 ms. Allocated memory was 311.4 MB in the beginning and 556.8 MB in the end (delta: 245.4 MB). Free memory was 217.6 MB in the beginning and 528.3 MB in the end (delta: -310.7 MB). Peak memory consumption was 127.5 MB. Max. memory is 5.3 GB. [2018-01-21 03:31:50,343 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 311.4 MB. Free memory is still 274.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 335.07 ms. Allocated memory is still 311.4 MB. Free memory was 268.6 MB in the beginning and 254.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 55.16 ms. Allocated memory is still 311.4 MB. Free memory was 254.6 MB in the beginning and 252.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 5.3 GB. * RCFGBuilder took 475.85 ms. Allocated memory is still 311.4 MB. Free memory was 252.5 MB in the beginning and 217.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 6476.49 ms. Allocated memory was 311.4 MB in the beginning and 556.8 MB in the end (delta: 245.4 MB). Free memory was 217.6 MB in the beginning and 528.3 MB in the end (delta: -310.7 MB). Peak memory consumption was 127.5 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1292]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_kref_initErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.6s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 138 SDtfs, 4 SDslu, 409 SDs, 0 SdLazy, 11 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 74 PreInvPairs, 79 NumberOfFragments, 42 HoareAnnotationTreeSize, 74 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 1705 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1404]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_kobject_createErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 101 SDtfs, 70 SDslu, 3 SDs, 0 SdLazy, 41 SolverSat, 40 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 44 PreInvPairs, 44 NumberOfFragments, 90 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 32 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 544 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1276]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_kref_subErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.7s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 271 SDtfs, 14 SDslu, 1047 SDs, 0 SdLazy, 52 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 93 PreInvPairs, 96 NumberOfFragments, 82 HoareAnnotationTreeSize, 93 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 155 ConstructedInterpolants, 0 QuantifiedInterpolants, 12191 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1253]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_atomic_add_returnErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 140 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 44 PreInvPairs, 44 NumberOfFragments, 42 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 900 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1348]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_kobject_releaseErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.6s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 271 SDtfs, 14 SDslu, 1047 SDs, 0 SdLazy, 52 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 93 PreInvPairs, 96 NumberOfFragments, 82 HoareAnnotationTreeSize, 93 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 194 NumberOfCodeBlocks, 194 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 191 ConstructedInterpolants, 0 QuantifiedInterpolants, 17351 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1336]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_kobject_cleanupErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.8s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 271 SDtfs, 14 SDslu, 1047 SDs, 0 SdLazy, 52 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 93 PreInvPairs, 96 NumberOfFragments, 82 HoareAnnotationTreeSize, 93 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 188 NumberOfCodeBlocks, 188 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 185 ConstructedInterpolants, 0 QuantifiedInterpolants, 16431 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1443]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: mainErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 101 SDtfs, 62 SDslu, 3 SDs, 0 SdLazy, 41 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 44 PreInvPairs, 44 NumberOfFragments, 90 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 32 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 3648 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1097]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: LDV_INIT_LIST_HEADErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 138 SDtfs, 4 SDslu, 409 SDs, 0 SdLazy, 11 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 74 PreInvPairs, 79 NumberOfFragments, 42 HoareAnnotationTreeSize, 74 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 37 ConstructedInterpolants, 0 QuantifiedInterpolants, 2257 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1301]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_kref_getErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 140 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 44 PreInvPairs, 44 NumberOfFragments, 42 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 1089 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1359]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_kobject_putErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 101 SDtfs, 74 SDslu, 3 SDs, 0 SdLazy, 41 SolverSat, 42 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 44 PreInvPairs, 44 NumberOfFragments, 90 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 32 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 1015 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1390]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_kobject_initErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 138 SDtfs, 4 SDslu, 409 SDs, 0 SdLazy, 11 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 74 PreInvPairs, 79 NumberOfFragments, 42 HoareAnnotationTreeSize, 74 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 1225 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - CounterExampleResult [Line: 1072]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L1444] CALL entry_point() [L1436] struct ldv_kobject *kobj; [L1437] CALL ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL ldv_malloc(sizeof(*kobj)) VAL [\old(size)=16] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) VAL [\old(size)=16, malloc(size)={18:0}, size=16] [L1074] return malloc(size); VAL [\old(size)=16, \result={18:0}, malloc(size)={18:0}, size=16] - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_mallocErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 101 SDtfs, 74 SDslu, 3 SDs, 0 SdLazy, 41 SolverSat, 42 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 216 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - CounterExampleResult [Line: 1]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.initErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1262]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_atomic_sub_returnErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 140 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 39 ConstructedInterpolants, 0 QuantifiedInterpolants, 1521 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1282]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.8s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 271 SDtfs, 14 SDslu, 1047 SDs, 0 SdLazy, 52 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 200 NumberOfCodeBlocks, 200 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 197 ConstructedInterpolants, 0 QuantifiedInterpolants, 18295 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1311]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_kref_putErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.3s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 271 SDtfs, 14 SDslu, 1047 SDs, 0 SdLazy, 52 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 167 NumberOfCodeBlocks, 167 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 13400 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1371]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_kobject_getErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 140 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 529 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - CounterExampleResult [Line: 1]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L1444] CALL entry_point() [L1436] struct ldv_kobject *kobj; [L1437] CALL, EXPR ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) VAL [\old(size)=16] [L1073] COND FALSE !(__VERIFIER_nondet_int()) [L1076] RET return 0; VAL [\old(size)=16, \result={0:0}, size=16] [L1408] EXPR ldv_malloc(sizeof(*kobj)) VAL [ldv_malloc(sizeof(*kobj))={0:0}] [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND TRUE !kobj [L1410] RET return 0; VAL [\result={0:0}, kobj={0:0}] [L1437] EXPR ldv_kobject_create() VAL [ldv_kobject_create()={0:0}] [L1437] kobj = ldv_kobject_create() [L1438] CALL ldv_kobject_get(kobj) VAL [kobj={0:0}] [L1373] COND FALSE !(\read(*kobj)) VAL [kobj={0:0}, kobj={0:0}] [L1375] RET return kobj; VAL [\result={0:0}, kobj={0:0}, kobj={0:0}] [L1438] ldv_kobject_get(kobj) VAL [kobj={0:0}, ldv_kobject_get(kobj)={0:0}] [L1439] CALL ldv_kobject_put(kobj) VAL [kobj={0:0}] [L1361] COND FALSE, RET !(\read(*kobj)) VAL [kobj={0:0}, kobj={0:0}] [L1439] ldv_kobject_put(kobj) VAL [kobj={0:0}] [L1440] CALL ldv_kobject_put(kobj) VAL [kobj={0:0}] [L1361] COND FALSE !(\read(*kobj)) VAL [kobj={0:0}, kobj={0:0}] [L1440] FCALL ldv_kobject_put(kobj) - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1435]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: entry_pointErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 101 SDtfs, 63 SDslu, 3 SDs, 0 SdLazy, 41 SolverSat, 34 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 3168 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1378]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_kobject_init_internalErr0EnsuresViolation CFG has 21 procedures, 139 locations, 20 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 138 SDtfs, 4 SDslu, 409 SDs, 0 SdLazy, 11 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 28 ConstructedInterpolants, 0 QuantifiedInterpolants, 1456 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1396]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-4-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-5-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-6-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-7-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-8-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-9-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-10-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-11-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-12-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-13-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-14-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-15-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-16-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-17-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-18-2018-01-21_03-31-50-359.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-19-2018-01-21_03-31-50-359.csv Received shutdown request...