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_Camel+AI_EQ.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test22_3_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-20 22:22:30,379 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-20 22:22:30,380 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-20 22:22:30,396 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-20 22:22:30,396 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-20 22:22:30,398 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-20 22:22:30,399 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-20 22:22:30,400 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-20 22:22:30,402 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-20 22:22:30,403 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-20 22:22:30,404 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-20 22:22:30,405 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-20 22:22:30,406 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-20 22:22:30,407 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-20 22:22:30,408 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-20 22:22:30,411 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-20 22:22:30,413 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-20 22:22:30,415 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-20 22:22:30,416 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-20 22:22:30,418 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-20 22:22:30,420 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-20 22:22:30,426 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-20 22:22:30,426 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-20 22:22:30,427 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ.epf [2018-01-20 22:22:30,436 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-20 22:22:30,436 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-20 22:22:30,437 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-20 22:22:30,437 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-20 22:22:30,437 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-20 22:22:30,437 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-20 22:22:30,437 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-20 22:22:30,438 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-20 22:22:30,438 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-20 22:22:30,438 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-20 22:22:30,438 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-20 22:22:30,439 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-20 22:22:30,439 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-20 22:22:30,439 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-20 22:22:30,439 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-20 22:22:30,439 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-20 22:22:30,439 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-20 22:22:30,439 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-20 22:22:30,440 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-20 22:22:30,440 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-20 22:22:30,440 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-20 22:22:30,440 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-20 22:22:30,440 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-20 22:22:30,440 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-20 22:22:30,441 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-20 22:22:30,441 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-20 22:22:30,441 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-20 22:22:30,441 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-20 22:22:30,441 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-20 22:22:30,442 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-20 22:22:30,442 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-20 22:22:30,442 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-20 22:22:30,442 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-20 22:22:30,442 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-20 22:22:30,442 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-20 22:22:30,443 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-20 22:22:30,443 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-20 22:22:30,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-20 22:22:30,491 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-20 22:22:30,494 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-20 22:22:30,496 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-20 22:22:30,496 INFO L276 PluginConnector]: CDTParser initialized [2018-01-20 22:22:30,496 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test22_3_true-valid-memsafety_true-termination.i [2018-01-20 22:22:30,702 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-20 22:22:30,706 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-20 22:22:30,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-20 22:22:30,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-20 22:22:30,712 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-20 22:22:30,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 10:22:30" (1/1) ... [2018-01-20 22:22:30,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f922628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:22:30, skipping insertion in model container [2018-01-20 22:22:30,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 10:22:30" (1/1) ... [2018-01-20 22:22:30,730 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-20 22:22:30,777 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-20 22:22:30,911 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-20 22:22:30,937 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-20 22:22:30,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:22:30 WrapperNode [2018-01-20 22:22:30,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-20 22:22:30,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-20 22:22:30,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-20 22:22:30,952 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-20 22:22:30,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:22:30" (1/1) ... [2018-01-20 22:22:30,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:22:30" (1/1) ... [2018-01-20 22:22:30,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:22:30" (1/1) ... [2018-01-20 22:22:30,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:22:30" (1/1) ... [2018-01-20 22:22:30,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:22:30" (1/1) ... [2018-01-20 22:22:30,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:22:30" (1/1) ... [2018-01-20 22:22:30,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:22:30" (1/1) ... [2018-01-20 22:22:30,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-20 22:22:30,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-20 22:22:30,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-20 22:22:30,999 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-20 22:22:31,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:22:30" (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 [2018-01-20 22:22:31,048 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-20 22:22:31,048 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-20 22:22:31,048 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-01-20 22:22:31,049 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-20 22:22:31,049 INFO L136 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-01-20 22:22:31,049 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-01-20 22:22:31,049 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-01-20 22:22:31,049 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-01-20 22:22:31,049 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-01-20 22:22:31,050 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-01-20 22:22:31,050 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-01-20 22:22:31,050 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-01-20 22:22:31,050 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-01-20 22:22:31,050 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-01-20 22:22:31,050 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-01-20 22:22:31,050 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-01-20 22:22:31,050 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-01-20 22:22:31,051 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-01-20 22:22:31,051 INFO L136 BoogieDeclarations]: Found implementation of procedure f_22_get [2018-01-20 22:22:31,051 INFO L136 BoogieDeclarations]: Found implementation of procedure f_22_put [2018-01-20 22:22:31,051 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-20 22:22:31,051 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-20 22:22:31,051 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-20 22:22:31,051 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-20 22:22:31,051 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-20 22:22:31,051 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-20 22:22:31,052 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-20 22:22:31,052 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-20 22:22:31,052 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-20 22:22:31,052 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-20 22:22:31,052 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-20 22:22:31,052 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-20 22:22:31,052 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-20 22:22:31,052 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-20 22:22:31,052 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-20 22:22:31,052 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-20 22:22:31,053 INFO L128 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-01-20 22:22:31,053 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-01-20 22:22:31,053 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-01-20 22:22:31,053 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-01-20 22:22:31,053 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-01-20 22:22:31,053 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-01-20 22:22:31,053 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-01-20 22:22:31,053 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-01-20 22:22:31,053 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-01-20 22:22:31,053 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-01-20 22:22:31,053 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-01-20 22:22:31,054 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-01-20 22:22:31,054 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-01-20 22:22:31,054 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-01-20 22:22:31,054 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-01-20 22:22:31,054 INFO L128 BoogieDeclarations]: Found specification of procedure f_22_get [2018-01-20 22:22:31,054 INFO L128 BoogieDeclarations]: Found specification of procedure f_22_put [2018-01-20 22:22:31,054 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-20 22:22:31,055 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-20 22:22:31,055 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-20 22:22:31,055 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-20 22:22:31,471 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-20 22:22:31,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 10:22:31 BoogieIcfgContainer [2018-01-20 22:22:31,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-20 22:22:31,473 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-20 22:22:31,473 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-20 22:22:31,476 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-20 22:22:31,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.01 10:22:30" (1/3) ... [2018-01-20 22:22:31,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20c0cbef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 10:22:31, skipping insertion in model container [2018-01-20 22:22:31,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:22:30" (2/3) ... [2018-01-20 22:22:31,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20c0cbef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 10:22:31, skipping insertion in model container [2018-01-20 22:22:31,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 10:22:31" (3/3) ... [2018-01-20 22:22:31,480 INFO L105 eAbstractionObserver]: Analyzing ICFG memleaks_test22_3_true-valid-memsafety_true-termination.i [2018-01-20 22:22:31,487 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-20 22:22:31,493 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 22 error locations. [2018-01-20 22:22:31,530 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:31,531 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:31,531 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:31,531 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:31,531 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:31,531 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:31,531 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:31,531 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_initErr0EnsuresViolation======== [2018-01-20 22:22:31,532 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:31,550 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:31,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-01-20 22:22:31,557 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:31,558 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] [2018-01-20 22:22:31,558 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0EnsuresViolation]=== [2018-01-20 22:22:31,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1187961825, now seen corresponding path program 1 times [2018-01-20 22:22:31,564 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:31,564 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:31,610 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:31,611 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:31,611 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:31,668 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:31,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:31,888 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:31,888 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 22:22:31,891 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-20 22:22:31,906 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-20 22:22:31,906 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-20 22:22:31,908 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 5 states. [2018-01-20 22:22:31,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:31,977 INFO L93 Difference]: Finished difference Result 277 states and 303 transitions. [2018-01-20 22:22:31,978 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-20 22:22:31,979 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-01-20 22:22:31,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:31,984 INFO L225 Difference]: With dead ends: 277 [2018-01-20 22:22:31,985 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:31,990 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 [2018-01-20 22:22:32,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:32,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:32,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:32,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:32,009 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2018-01-20 22:22:32,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:32,009 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:32,009 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-20 22:22:32,009 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:32,010 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:32,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 22:22:32,084 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:32,085 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:32,085 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:32,085 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-20 22:22:32,085 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-20 22:22:32,085 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-20 22:22:32,085 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:32,085 INFO L404 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: true [2018-01-20 22:22:32,086 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-20 22:22:32,086 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-20 22:22:32,086 INFO L404 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: true [2018-01-20 22:22:32,086 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: true [2018-01-20 22:22:32,086 INFO L404 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: true [2018-01-20 22:22:32,086 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:32,086 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-20 22:22:32,086 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:32,087 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:32,087 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:32,087 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:32,087 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:32,087 INFO L404 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: true [2018-01-20 22:22:32,087 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:32,087 INFO L404 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: true [2018-01-20 22:22:32,087 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:32,087 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-20 22:22:32,088 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:32,088 INFO L404 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: true [2018-01-20 22:22:32,088 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-20 22:22:32,088 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:32,088 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-20 22:22:32,088 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:32,088 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:32,088 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:32,089 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:32,089 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:32,089 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:32,089 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:32,089 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:32,089 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: true [2018-01-20 22:22:32,089 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:32,089 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:32,089 INFO L404 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: true [2018-01-20 22:22:32,090 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:32,090 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-20 22:22:32,090 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:32,090 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-20 22:22:32,090 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: true [2018-01-20 22:22:32,090 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:32,090 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:32,090 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:32,090 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:32,090 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: true [2018-01-20 22:22:32,091 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,091 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,091 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,091 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-20 22:22:32,091 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:32,091 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:32,091 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:32,092 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:32,092 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:32,092 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-20 22:22:32,092 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:32,092 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:32,092 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:32,092 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-20 22:22:32,092 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-20 22:22:32,092 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:32,092 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-20 22:22:32,092 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:32,093 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: true [2018-01-20 22:22:32,093 INFO L404 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: true [2018-01-20 22:22:32,093 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:32,093 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:32,093 INFO L404 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1439 1441) the Hoare annotation is: true [2018-01-20 22:22:32,093 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:32,093 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:32,093 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:32,093 INFO L404 ceAbstractionStarter]: At program point L1440(line 1440) the Hoare annotation is: true [2018-01-20 22:22:32,093 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-20 22:22:32,093 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:32,094 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-20 22:22:32,094 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-20 22:22:32,094 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-20 22:22:32,094 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:32,094 INFO L404 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: true [2018-01-20 22:22:32,094 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-20 22:22:32,094 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:32,094 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:32,094 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:32,094 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:32,094 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:32,095 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,095 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,095 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:32,095 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,095 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:32,095 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:32,095 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-20 22:22:32,095 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:32,096 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:32,096 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:32,096 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:32,096 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:32,096 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:32,096 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:32,096 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:32,096 INFO L404 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:32,097 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:32,097 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:32,097 INFO L404 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: true [2018-01-20 22:22:32,097 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:32,097 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-20 22:22:32,097 INFO L404 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: true [2018-01-20 22:22:32,097 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:32,098 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-20 22:22:32,098 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:32,098 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:32,098 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:32,098 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-20 22:22:32,098 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:32,098 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:32,098 INFO L401 ceAbstractionStarter]: For program point f_22_getFINAL(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:32,099 INFO L404 ceAbstractionStarter]: At program point L1436(line 1436) the Hoare annotation is: true [2018-01-20 22:22:32,099 INFO L401 ceAbstractionStarter]: For program point f_22_getEXIT(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:32,099 INFO L401 ceAbstractionStarter]: For program point f_22_getErr0EnsuresViolation(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:32,099 INFO L404 ceAbstractionStarter]: At program point f_22_getENTRY(lines 1435 1437) the Hoare annotation is: true [2018-01-20 22:22:32,099 INFO L401 ceAbstractionStarter]: For program point L1436'(line 1436) no Hoare annotation was computed. [2018-01-20 22:22:32,099 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:32,099 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,099 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:32,100 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,100 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,100 INFO L404 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: true [2018-01-20 22:22:32,100 INFO L404 ceAbstractionStarter]: At program point L1447(line 1447) the Hoare annotation is: true [2018-01-20 22:22:32,100 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:32,100 INFO L404 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: true [2018-01-20 22:22:32,100 INFO L404 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: true [2018-01-20 22:22:32,100 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:32,100 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:32,100 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-20 22:22:32,100 INFO L404 ceAbstractionStarter]: At program point L1447'(line 1447) the Hoare annotation is: true [2018-01-20 22:22:32,100 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-20 22:22:32,101 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-20 22:22:32,101 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:32,101 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-20 22:22:32,101 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:32,101 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:32,101 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-20 22:22:32,106 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:32,106 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:32,106 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:32,106 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:32,106 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:32,106 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:32,107 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:32,107 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_createErr0EnsuresViolation======== [2018-01-20 22:22:32,107 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:32,111 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:32,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-01-20 22:22:32,112 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:32,112 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 22:22:32,112 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_createErr0EnsuresViolation]=== [2018-01-20 22:22:32,112 INFO L82 PathProgramCache]: Analyzing trace with hash -349991031, now seen corresponding path program 1 times [2018-01-20 22:22:32,112 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:32,113 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:32,115 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:32,115 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:32,115 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:32,133 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:32,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:32,169 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:32,170 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-20 22:22:32,170 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-20 22:22:32,170 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-20 22:22:32,170 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-20 22:22:32,171 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 3 states. [2018-01-20 22:22:32,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:32,366 INFO L93 Difference]: Finished difference Result 151 states and 160 transitions. [2018-01-20 22:22:32,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-20 22:22:32,367 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-01-20 22:22:32,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:32,367 INFO L225 Difference]: With dead ends: 151 [2018-01-20 22:22:32,367 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:32,369 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 [2018-01-20 22:22:32,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:32,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:32,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:32,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:32,370 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2018-01-20 22:22:32,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:32,370 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:32,370 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-20 22:22:32,370 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:32,370 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:32,370 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 22:22:32,462 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:32,463 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:32,463 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:32,463 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-20 22:22:32,463 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-20 22:22:32,463 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-20 22:22:32,463 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:32,463 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,464 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-20 22:22:32,464 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-20 22:22:32,464 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,464 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,464 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,464 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:32,464 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-20 22:22:32,464 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:32,465 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:32,465 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:32,465 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:32,465 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:32,465 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,465 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:32,465 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,466 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:32,466 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-20 22:22:32,466 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:32,466 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,466 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-20 22:22:32,466 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:32,466 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-20 22:22:32,466 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:32,467 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:32,467 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:32,467 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:32,467 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:32,467 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:32,467 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:32,467 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:32,467 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,468 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:32,468 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:32,468 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,468 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:32,468 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-20 22:22:32,468 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:32,468 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-20 22:22:32,469 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,469 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:32,469 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:32,469 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:32,469 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:32,469 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,469 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,469 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,469 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,469 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-20 22:22:32,469 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:32,469 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:32,470 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:32,470 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:32,470 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:32,470 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-20 22:22:32,470 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:32,470 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:32,470 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:32,470 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-20 22:22:32,470 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-20 22:22:32,470 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:32,470 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-20 22:22:32,470 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:32,470 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,471 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,471 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:32,471 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:32,471 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1439 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,471 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:32,471 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:32,471 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:32,471 INFO L397 ceAbstractionStarter]: At program point L1440(line 1440) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,471 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-20 22:22:32,471 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:32,471 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-20 22:22:32,471 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-20 22:22:32,471 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-20 22:22:32,472 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:32,472 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,472 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-20 22:22:32,472 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:32,472 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:32,472 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:32,472 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:32,472 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:32,472 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,473 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,473 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,473 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,473 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:32,473 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:32,473 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-20 22:22:32,473 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:32,474 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:32,474 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:32,474 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:32,474 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:32,474 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,474 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:32,474 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:32,474 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,475 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:32,475 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:32,475 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,475 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:32,475 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-20 22:22:32,475 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,475 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:32,475 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-20 22:22:32,476 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:32,476 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:32,476 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:32,476 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-20 22:22:32,476 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:32,476 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:32,476 INFO L401 ceAbstractionStarter]: For program point f_22_getFINAL(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:32,476 INFO L404 ceAbstractionStarter]: At program point L1436(line 1436) the Hoare annotation is: true [2018-01-20 22:22:32,476 INFO L401 ceAbstractionStarter]: For program point f_22_getEXIT(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:32,477 INFO L401 ceAbstractionStarter]: For program point f_22_getErr0EnsuresViolation(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:32,477 INFO L404 ceAbstractionStarter]: At program point f_22_getENTRY(lines 1435 1437) the Hoare annotation is: true [2018-01-20 22:22:32,477 INFO L401 ceAbstractionStarter]: For program point L1436'(line 1436) no Hoare annotation was computed. [2018-01-20 22:22:32,477 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:32,477 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,477 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:32,477 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,477 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:32,478 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,478 INFO L397 ceAbstractionStarter]: At program point L1447(line 1447) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,478 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:32,478 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,478 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,478 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:32,478 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:32,478 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-20 22:22:32,479 INFO L397 ceAbstractionStarter]: At program point L1447'(line 1447) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:32,479 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-20 22:22:32,479 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-20 22:22:32,479 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:32,479 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-20 22:22:32,479 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:32,479 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:32,479 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-20 22:22:32,483 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:32,483 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:32,483 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:32,483 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:32,483 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:32,483 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:32,483 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:32,483 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_subErr0EnsuresViolation======== [2018-01-20 22:22:32,484 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:32,487 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:32,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-01-20 22:22:32,489 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:32,490 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] [2018-01-20 22:22:32,490 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_subErr0EnsuresViolation]=== [2018-01-20 22:22:32,490 INFO L82 PathProgramCache]: Analyzing trace with hash 1819992789, now seen corresponding path program 1 times [2018-01-20 22:22:32,490 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:32,490 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:32,492 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:32,492 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:32,492 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:32,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:32,523 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:32,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:32,711 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:32,711 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-20 22:22:32,711 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-20 22:22:32,712 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-20 22:22:32,712 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-01-20 22:22:32,712 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 9 states. [2018-01-20 22:22:32,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:32,828 INFO L93 Difference]: Finished difference Result 233 states and 251 transitions. [2018-01-20 22:22:32,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-20 22:22:32,829 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 50 [2018-01-20 22:22:32,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:32,834 INFO L225 Difference]: With dead ends: 233 [2018-01-20 22:22:32,835 INFO L226 Difference]: Without dead ends: 124 [2018-01-20 22:22:32,835 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-01-20 22:22:32,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-01-20 22:22:32,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 122. [2018-01-20 22:22:32,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-01-20 22:22:32,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 130 transitions. [2018-01-20 22:22:32,863 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 130 transitions. Word has length 50 [2018-01-20 22:22:32,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:32,864 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 130 transitions. [2018-01-20 22:22:32,864 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-20 22:22:32,864 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 130 transitions. [2018-01-20 22:22:32,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-01-20 22:22:32,867 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:32,867 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] [2018-01-20 22:22:32,867 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_subErr0EnsuresViolation]=== [2018-01-20 22:22:32,868 INFO L82 PathProgramCache]: Analyzing trace with hash 1343082880, now seen corresponding path program 1 times [2018-01-20 22:22:32,868 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:32,868 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:32,869 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:32,870 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:32,870 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:32,889 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:32,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:32,978 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:32,978 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 22:22:32,980 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-20 22:22:32,980 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-20 22:22:32,980 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-20 22:22:32,981 INFO L87 Difference]: Start difference. First operand 122 states and 130 transitions. Second operand 5 states. [2018-01-20 22:22:33,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:33,014 INFO L93 Difference]: Finished difference Result 230 states and 245 transitions. [2018-01-20 22:22:33,015 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-20 22:22:33,015 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 62 [2018-01-20 22:22:33,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:33,018 INFO L225 Difference]: With dead ends: 230 [2018-01-20 22:22:33,018 INFO L226 Difference]: Without dead ends: 122 [2018-01-20 22:22:33,019 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 [2018-01-20 22:22:33,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-01-20 22:22:33,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2018-01-20 22:22:33,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-01-20 22:22:33,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 129 transitions. [2018-01-20 22:22:33,032 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 129 transitions. Word has length 62 [2018-01-20 22:22:33,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:33,033 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 129 transitions. [2018-01-20 22:22:33,033 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-20 22:22:33,033 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2018-01-20 22:22:33,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-01-20 22:22:33,035 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:33,036 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] [2018-01-20 22:22:33,036 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_subErr0EnsuresViolation]=== [2018-01-20 22:22:33,036 INFO L82 PathProgramCache]: Analyzing trace with hash 764487326, now seen corresponding path program 1 times [2018-01-20 22:22:33,036 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:33,036 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:33,038 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:33,038 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:33,038 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:33,055 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:33,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:33,123 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:33,123 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-20 22:22:33,123 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-20 22:22:33,124 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-20 22:22:33,124 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-20 22:22:33,124 INFO L87 Difference]: Start difference. First operand 122 states and 129 transitions. Second operand 4 states. [2018-01-20 22:22:33,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:33,182 INFO L93 Difference]: Finished difference Result 122 states and 129 transitions. [2018-01-20 22:22:33,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-20 22:22:33,182 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 64 [2018-01-20 22:22:33,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:33,183 INFO L225 Difference]: With dead ends: 122 [2018-01-20 22:22:33,183 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:33,184 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 [2018-01-20 22:22:33,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:33,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:33,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:33,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:33,185 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2018-01-20 22:22:33,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:33,185 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:33,185 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-20 22:22:33,185 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:33,185 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:33,185 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 22:22:33,349 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:33,349 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:33,349 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:33,349 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-20 22:22:33,350 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-20 22:22:33,350 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-20 22:22:33,350 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:33,350 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-20 22:22:33,350 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-20 22:22:33,350 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-20 22:22:33,350 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,350 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,351 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-20 22:22:33,351 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:33,351 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-20 22:22:33,351 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:33,351 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:33,351 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:33,351 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:33,351 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:33,352 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,352 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:33,352 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,352 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:33,352 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-20 22:22:33,352 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:33,352 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,352 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-20 22:22:33,352 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:33,353 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-20 22:22:33,353 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:33,353 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:33,353 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:33,353 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:33,353 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:33,353 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:33,353 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:33,353 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:33,353 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,354 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:33,354 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:33,354 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,354 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:33,354 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-20 22:22:33,354 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:33,354 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-20 22:22:33,354 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,354 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:33,355 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:33,355 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:33,355 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:33,355 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,355 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,355 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,355 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,355 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-20 22:22:33,355 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:33,356 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:33,356 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:33,356 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:33,356 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:33,356 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-20 22:22:33,356 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:33,356 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:33,356 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:33,356 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-20 22:22:33,357 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-20 22:22:33,357 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:33,357 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-20 22:22:33,357 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:33,357 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,357 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|)))) [2018-01-20 22:22:33,357 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:33,357 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:33,358 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1439 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,358 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:33,358 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:33,358 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:33,358 INFO L397 ceAbstractionStarter]: At program point L1440(line 1440) the Hoare annotation is: (and (or (and (= 0 f_22_put_~kobj.base) (= 0 f_22_put_~kobj.offset)) (not (= 0 |f_22_put_#in~kobj.offset|)) (not (= 0 |f_22_put_#in~kobj.base|))) (= |#valid| |old(#valid)|)) [2018-01-20 22:22:33,358 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-20 22:22:33,358 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:33,358 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-20 22:22:33,358 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-20 22:22:33,359 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-20 22:22:33,359 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:33,359 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,359 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-20 22:22:33,359 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:33,359 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:33,359 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:33,359 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:33,360 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:33,360 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,360 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,360 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,360 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,360 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:33,360 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:33,360 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-20 22:22:33,360 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:33,360 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:33,361 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:33,361 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:33,361 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:33,361 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,361 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:33,361 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:33,361 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,361 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:33,361 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:33,361 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,361 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:33,361 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-20 22:22:33,361 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,361 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:33,362 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-20 22:22:33,362 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:33,362 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:33,362 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:33,362 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-20 22:22:33,362 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:33,362 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:33,362 INFO L401 ceAbstractionStarter]: For program point f_22_getFINAL(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:33,362 INFO L404 ceAbstractionStarter]: At program point L1436(line 1436) the Hoare annotation is: true [2018-01-20 22:22:33,362 INFO L401 ceAbstractionStarter]: For program point f_22_getEXIT(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:33,362 INFO L401 ceAbstractionStarter]: For program point f_22_getErr0EnsuresViolation(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:33,362 INFO L404 ceAbstractionStarter]: At program point f_22_getENTRY(lines 1435 1437) the Hoare annotation is: true [2018-01-20 22:22:33,362 INFO L401 ceAbstractionStarter]: For program point L1436'(line 1436) no Hoare annotation was computed. [2018-01-20 22:22:33,363 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:33,363 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,363 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:33,363 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,363 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,363 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,363 INFO L397 ceAbstractionStarter]: At program point L1447(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:33,363 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:33,363 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:33,363 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,363 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:33,363 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:33,363 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-20 22:22:33,364 INFO L397 ceAbstractionStarter]: At program point L1447'(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:33,364 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-20 22:22:33,364 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-20 22:22:33,364 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:33,364 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-20 22:22:33,364 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:33,364 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:33,364 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-20 22:22:33,366 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:33,366 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:33,366 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:33,366 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:33,367 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:33,367 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:33,367 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:33,367 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_atomic_add_returnErr0EnsuresViolation======== [2018-01-20 22:22:33,367 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:33,369 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:33,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-01-20 22:22:33,371 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:33,371 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] [2018-01-20 22:22:33,371 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_atomic_add_returnErr0EnsuresViolation]=== [2018-01-20 22:22:33,371 INFO L82 PathProgramCache]: Analyzing trace with hash 692115465, now seen corresponding path program 1 times [2018-01-20 22:22:33,371 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:33,371 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:33,373 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:33,373 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:33,373 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:33,388 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:33,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:33,405 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:33,406 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-20 22:22:33,406 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-20 22:22:33,406 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-20 22:22:33,406 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 22:22:33,406 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2018-01-20 22:22:33,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:33,412 INFO L93 Difference]: Finished difference Result 149 states and 158 transitions. [2018-01-20 22:22:33,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-20 22:22:33,412 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 33 [2018-01-20 22:22:33,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:33,413 INFO L225 Difference]: With dead ends: 149 [2018-01-20 22:22:33,413 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:33,414 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 [2018-01-20 22:22:33,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:33,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:33,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:33,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:33,415 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33 [2018-01-20 22:22:33,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:33,415 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:33,415 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-20 22:22:33,415 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:33,415 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:33,416 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 22:22:33,469 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:33,469 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:33,469 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:33,469 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-20 22:22:33,469 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-20 22:22:33,470 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-20 22:22:33,470 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:33,470 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-20 22:22:33,470 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-20 22:22:33,470 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-20 22:22:33,470 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,470 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,470 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-20 22:22:33,471 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:33,471 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-20 22:22:33,471 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:33,471 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:33,471 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:33,471 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:33,471 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:33,471 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,471 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:33,472 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,472 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:33,472 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-20 22:22:33,472 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:33,472 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,472 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-20 22:22:33,472 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:33,472 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-20 22:22:33,472 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:33,472 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:33,473 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:33,473 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:33,473 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:33,473 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:33,473 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:33,473 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:33,473 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,473 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:33,473 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:33,474 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,474 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:33,474 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-20 22:22:33,474 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:33,474 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-20 22:22:33,474 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,474 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:33,474 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:33,474 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:33,474 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:33,475 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,475 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,475 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,475 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,475 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-20 22:22:33,475 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:33,475 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:33,475 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:33,475 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:33,475 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:33,476 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-20 22:22:33,476 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:33,476 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:33,476 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:33,476 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-20 22:22:33,476 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-20 22:22:33,476 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:33,476 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-20 22:22:33,476 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:33,477 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,477 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|)))) [2018-01-20 22:22:33,477 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:33,477 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:33,477 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1439 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,477 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:33,477 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:33,477 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:33,477 INFO L397 ceAbstractionStarter]: At program point L1440(line 1440) the Hoare annotation is: (and (or (and (= 0 f_22_put_~kobj.base) (= 0 f_22_put_~kobj.offset)) (not (= 0 |f_22_put_#in~kobj.offset|)) (not (= 0 |f_22_put_#in~kobj.base|))) (= |#valid| |old(#valid)|)) [2018-01-20 22:22:33,478 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-20 22:22:33,478 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:33,478 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-20 22:22:33,478 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-20 22:22:33,478 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-20 22:22:33,478 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:33,478 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,478 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-20 22:22:33,478 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:33,478 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:33,479 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:33,480 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,480 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:33,480 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:33,480 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,480 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:33,480 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:33,480 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,480 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:33,480 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-20 22:22:33,480 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,480 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:33,480 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-20 22:22:33,480 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:33,480 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:33,480 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:33,480 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-20 22:22:33,481 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:33,481 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:33,481 INFO L401 ceAbstractionStarter]: For program point f_22_getFINAL(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:33,481 INFO L404 ceAbstractionStarter]: At program point L1436(line 1436) the Hoare annotation is: true [2018-01-20 22:22:33,481 INFO L401 ceAbstractionStarter]: For program point f_22_getEXIT(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:33,481 INFO L401 ceAbstractionStarter]: For program point f_22_getErr0EnsuresViolation(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:33,481 INFO L404 ceAbstractionStarter]: At program point f_22_getENTRY(lines 1435 1437) the Hoare annotation is: true [2018-01-20 22:22:33,481 INFO L401 ceAbstractionStarter]: For program point L1436'(line 1436) no Hoare annotation was computed. [2018-01-20 22:22:33,481 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:33,481 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,481 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:33,481 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,481 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:33,481 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,481 INFO L397 ceAbstractionStarter]: At program point L1447(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:33,482 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:33,482 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:33,482 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:33,482 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:33,482 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:33,482 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-20 22:22:33,482 INFO L397 ceAbstractionStarter]: At program point L1447'(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:33,482 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-20 22:22:33,482 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-20 22:22:33,482 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:33,482 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-20 22:22:33,482 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:33,482 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:33,482 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-20 22:22:33,484 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:33,484 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:33,485 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:33,485 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:33,485 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:33,485 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:33,485 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:33,485 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_releaseErr0EnsuresViolation======== [2018-01-20 22:22:33,485 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:33,486 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:33,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-01-20 22:22:33,488 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:33,488 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] [2018-01-20 22:22:33,488 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_releaseErr0EnsuresViolation]=== [2018-01-20 22:22:33,488 INFO L82 PathProgramCache]: Analyzing trace with hash -1116101149, now seen corresponding path program 1 times [2018-01-20 22:22:33,488 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:33,488 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:33,489 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:33,489 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:33,490 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:33,504 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:33,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:33,638 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:33,638 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-20 22:22:33,639 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-20 22:22:33,639 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-20 22:22:33,639 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-01-20 22:22:33,639 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 9 states. [2018-01-20 22:22:33,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:33,725 INFO L93 Difference]: Finished difference Result 233 states and 251 transitions. [2018-01-20 22:22:33,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-20 22:22:33,725 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2018-01-20 22:22:33,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:33,727 INFO L225 Difference]: With dead ends: 233 [2018-01-20 22:22:33,727 INFO L226 Difference]: Without dead ends: 124 [2018-01-20 22:22:33,728 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-01-20 22:22:33,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-01-20 22:22:33,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 122. [2018-01-20 22:22:33,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-01-20 22:22:33,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 130 transitions. [2018-01-20 22:22:33,739 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 130 transitions. Word has length 62 [2018-01-20 22:22:33,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:33,739 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 130 transitions. [2018-01-20 22:22:33,739 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-20 22:22:33,739 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 130 transitions. [2018-01-20 22:22:33,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-01-20 22:22:33,740 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:33,741 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, 1, 1] [2018-01-20 22:22:33,741 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_kobject_releaseErr0EnsuresViolation]=== [2018-01-20 22:22:33,741 INFO L82 PathProgramCache]: Analyzing trace with hash -140710898, now seen corresponding path program 1 times [2018-01-20 22:22:33,741 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:33,741 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:33,742 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:33,742 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:33,742 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:33,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:33,754 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:33,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:33,870 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:33,870 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 22:22:33,870 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-20 22:22:33,870 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-20 22:22:33,871 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-20 22:22:33,871 INFO L87 Difference]: Start difference. First operand 122 states and 130 transitions. Second operand 5 states. [2018-01-20 22:22:33,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:33,890 INFO L93 Difference]: Finished difference Result 230 states and 245 transitions. [2018-01-20 22:22:33,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-20 22:22:33,891 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 74 [2018-01-20 22:22:33,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:33,892 INFO L225 Difference]: With dead ends: 230 [2018-01-20 22:22:33,892 INFO L226 Difference]: Without dead ends: 122 [2018-01-20 22:22:33,893 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 [2018-01-20 22:22:33,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-01-20 22:22:33,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2018-01-20 22:22:33,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-01-20 22:22:33,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 129 transitions. [2018-01-20 22:22:33,903 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 129 transitions. Word has length 74 [2018-01-20 22:22:33,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:33,903 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 129 transitions. [2018-01-20 22:22:33,903 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-20 22:22:33,903 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2018-01-20 22:22:33,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-01-20 22:22:33,905 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:33,905 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, 1, 1, 1, 1] [2018-01-20 22:22:33,905 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_kobject_releaseErr0EnsuresViolation]=== [2018-01-20 22:22:33,905 INFO L82 PathProgramCache]: Analyzing trace with hash 488866860, now seen corresponding path program 1 times [2018-01-20 22:22:33,905 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:33,905 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:33,906 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:33,906 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:33,906 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:33,916 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:33,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:33,960 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:33,960 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-20 22:22:33,961 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-20 22:22:33,961 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-20 22:22:33,961 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-20 22:22:33,961 INFO L87 Difference]: Start difference. First operand 122 states and 129 transitions. Second operand 4 states. [2018-01-20 22:22:33,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:33,996 INFO L93 Difference]: Finished difference Result 122 states and 129 transitions. [2018-01-20 22:22:33,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-20 22:22:33,997 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 76 [2018-01-20 22:22:33,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:33,997 INFO L225 Difference]: With dead ends: 122 [2018-01-20 22:22:33,997 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:33,998 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 [2018-01-20 22:22:33,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:33,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:33,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:33,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:33,999 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 76 [2018-01-20 22:22:33,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:33,999 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:33,999 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-20 22:22:33,999 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:33,999 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:34,000 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 22:22:34,065 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:34,065 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:34,065 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:34,065 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-20 22:22:34,065 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-20 22:22:34,065 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-20 22:22:34,065 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:34,065 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-20 22:22:34,065 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-20 22:22:34,066 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-20 22:22:34,066 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,066 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,066 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-20 22:22:34,066 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:34,066 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-20 22:22:34,066 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:34,066 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:34,066 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:34,066 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:34,066 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:34,066 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,066 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:34,066 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,066 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:34,066 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:34,067 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:34,068 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,068 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:34,068 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-20 22:22:34,068 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:34,068 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-20 22:22:34,068 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,068 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:34,068 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:34,068 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:34,068 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:34,068 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,068 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,068 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,068 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,068 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-20 22:22:34,068 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:34,069 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:34,069 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:34,069 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:34,069 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:34,069 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-20 22:22:34,069 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:34,069 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:34,069 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:34,069 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-20 22:22:34,069 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-20 22:22:34,069 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:34,069 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-20 22:22:34,069 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:34,069 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,069 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|)))) [2018-01-20 22:22:34,070 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:34,070 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:34,070 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1439 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,070 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:34,070 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:34,070 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:34,070 INFO L397 ceAbstractionStarter]: At program point L1440(line 1440) the Hoare annotation is: (and (or (and (= 0 f_22_put_~kobj.base) (= 0 f_22_put_~kobj.offset)) (not (= 0 |f_22_put_#in~kobj.offset|)) (not (= 0 |f_22_put_#in~kobj.base|))) (= |#valid| |old(#valid)|)) [2018-01-20 22:22:34,070 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-20 22:22:34,070 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:34,070 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-20 22:22:34,070 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-20 22:22:34,070 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-20 22:22:34,070 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:34,070 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,070 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:34,071 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:34,072 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,072 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:34,072 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:34,072 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,072 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:34,072 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:34,072 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,072 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:34,072 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-20 22:22:34,072 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,072 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:34,072 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-20 22:22:34,072 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:34,072 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:34,072 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:34,072 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-20 22:22:34,073 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:34,073 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:34,073 INFO L401 ceAbstractionStarter]: For program point f_22_getFINAL(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:34,073 INFO L404 ceAbstractionStarter]: At program point L1436(line 1436) the Hoare annotation is: true [2018-01-20 22:22:34,073 INFO L401 ceAbstractionStarter]: For program point f_22_getEXIT(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:34,073 INFO L401 ceAbstractionStarter]: For program point f_22_getErr0EnsuresViolation(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:34,073 INFO L404 ceAbstractionStarter]: At program point f_22_getENTRY(lines 1435 1437) the Hoare annotation is: true [2018-01-20 22:22:34,073 INFO L401 ceAbstractionStarter]: For program point L1436'(line 1436) no Hoare annotation was computed. [2018-01-20 22:22:34,073 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:34,073 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,073 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:34,073 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,073 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,073 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,073 INFO L397 ceAbstractionStarter]: At program point L1447(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:34,073 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:34,074 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:34,074 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,074 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:34,074 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:34,074 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-20 22:22:34,074 INFO L397 ceAbstractionStarter]: At program point L1447'(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:34,074 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-20 22:22:34,074 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-20 22:22:34,074 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:34,074 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-20 22:22:34,074 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:34,074 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:34,074 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-20 22:22:34,076 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:34,076 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:34,076 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:34,076 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:34,076 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:34,076 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:34,077 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:34,077 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_cleanupErr0EnsuresViolation======== [2018-01-20 22:22:34,077 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:34,078 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:34,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-01-20 22:22:34,079 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:34,079 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] [2018-01-20 22:22:34,079 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_cleanupErr0EnsuresViolation]=== [2018-01-20 22:22:34,079 INFO L82 PathProgramCache]: Analyzing trace with hash -1069316639, now seen corresponding path program 1 times [2018-01-20 22:22:34,079 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:34,079 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:34,080 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:34,080 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:34,080 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:34,090 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:34,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:34,271 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:34,272 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-20 22:22:34,272 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-20 22:22:34,272 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-20 22:22:34,272 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-01-20 22:22:34,272 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 9 states. [2018-01-20 22:22:34,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:34,369 INFO L93 Difference]: Finished difference Result 233 states and 251 transitions. [2018-01-20 22:22:34,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-20 22:22:34,371 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 60 [2018-01-20 22:22:34,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:34,373 INFO L225 Difference]: With dead ends: 233 [2018-01-20 22:22:34,373 INFO L226 Difference]: Without dead ends: 124 [2018-01-20 22:22:34,373 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-01-20 22:22:34,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-01-20 22:22:34,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 122. [2018-01-20 22:22:34,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-01-20 22:22:34,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 130 transitions. [2018-01-20 22:22:34,383 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 130 transitions. Word has length 60 [2018-01-20 22:22:34,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:34,384 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 130 transitions. [2018-01-20 22:22:34,384 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-20 22:22:34,384 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 130 transitions. [2018-01-20 22:22:34,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-01-20 22:22:34,385 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:34,385 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] [2018-01-20 22:22:34,385 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_kobject_cleanupErr0EnsuresViolation]=== [2018-01-20 22:22:34,385 INFO L82 PathProgramCache]: Analyzing trace with hash -397911348, now seen corresponding path program 1 times [2018-01-20 22:22:34,385 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:34,386 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:34,387 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:34,387 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:34,387 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:34,397 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:34,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:34,463 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:34,463 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 22:22:34,463 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-20 22:22:34,463 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-20 22:22:34,463 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-20 22:22:34,463 INFO L87 Difference]: Start difference. First operand 122 states and 130 transitions. Second operand 5 states. [2018-01-20 22:22:34,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:34,483 INFO L93 Difference]: Finished difference Result 230 states and 245 transitions. [2018-01-20 22:22:34,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-20 22:22:34,483 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2018-01-20 22:22:34,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:34,484 INFO L225 Difference]: With dead ends: 230 [2018-01-20 22:22:34,485 INFO L226 Difference]: Without dead ends: 122 [2018-01-20 22:22:34,485 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 [2018-01-20 22:22:34,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-01-20 22:22:34,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2018-01-20 22:22:34,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-01-20 22:22:34,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 129 transitions. [2018-01-20 22:22:34,495 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 129 transitions. Word has length 72 [2018-01-20 22:22:34,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:34,495 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 129 transitions. [2018-01-20 22:22:34,495 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-20 22:22:34,496 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2018-01-20 22:22:34,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-01-20 22:22:34,497 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:34,497 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, 1, 1] [2018-01-20 22:22:34,497 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_kobject_cleanupErr0EnsuresViolation]=== [2018-01-20 22:22:34,497 INFO L82 PathProgramCache]: Analyzing trace with hash 1613914730, now seen corresponding path program 1 times [2018-01-20 22:22:34,497 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:34,498 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:34,499 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:34,499 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:34,499 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:34,507 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:34,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:34,542 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:34,542 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-20 22:22:34,543 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-20 22:22:34,543 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-20 22:22:34,543 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-20 22:22:34,543 INFO L87 Difference]: Start difference. First operand 122 states and 129 transitions. Second operand 4 states. [2018-01-20 22:22:34,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:34,627 INFO L93 Difference]: Finished difference Result 122 states and 129 transitions. [2018-01-20 22:22:34,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-20 22:22:34,627 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 74 [2018-01-20 22:22:34,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:34,628 INFO L225 Difference]: With dead ends: 122 [2018-01-20 22:22:34,628 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:34,629 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 [2018-01-20 22:22:34,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:34,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:34,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:34,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:34,629 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2018-01-20 22:22:34,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:34,630 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:34,630 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-20 22:22:34,630 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:34,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:34,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 22:22:34,809 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:34,809 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:34,809 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:34,809 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-20 22:22:34,809 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-20 22:22:34,809 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-20 22:22:34,809 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:34,809 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-20 22:22:34,809 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-20 22:22:34,809 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-20 22:22:34,809 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,810 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,810 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-20 22:22:34,810 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:34,810 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-20 22:22:34,810 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:34,810 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:34,810 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:34,810 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:34,810 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:34,810 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,810 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:34,810 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,810 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:34,810 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-20 22:22:34,810 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:34,810 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,811 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-20 22:22:34,811 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:34,811 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-20 22:22:34,811 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:34,811 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:34,811 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:34,811 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:34,811 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:34,811 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:34,811 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:34,811 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:34,811 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,811 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:34,811 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:34,811 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-20 22:22:34,812 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:34,812 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,812 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:34,812 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:34,813 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:34,813 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:34,813 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:34,813 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-20 22:22:34,813 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:34,813 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:34,813 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:34,813 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-20 22:22:34,813 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-20 22:22:34,813 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:34,813 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-20 22:22:34,813 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:34,813 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,813 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|)))) [2018-01-20 22:22:34,813 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:34,814 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:34,814 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1439 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,814 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:34,814 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:34,814 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:34,814 INFO L397 ceAbstractionStarter]: At program point L1440(line 1440) the Hoare annotation is: (and (or (and (= 0 f_22_put_~kobj.base) (= 0 f_22_put_~kobj.offset)) (not (= 0 |f_22_put_#in~kobj.offset|)) (not (= 0 |f_22_put_#in~kobj.base|))) (= |#valid| |old(#valid)|)) [2018-01-20 22:22:34,814 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-20 22:22:34,814 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:34,814 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-20 22:22:34,814 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-20 22:22:34,814 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-20 22:22:34,814 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:34,814 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,814 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-20 22:22:34,814 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:34,814 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:34,815 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:34,816 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,816 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:34,816 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:34,816 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,816 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:34,816 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:34,816 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,816 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:34,816 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-20 22:22:34,816 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,816 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:34,816 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-20 22:22:34,816 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:34,816 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:34,816 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:34,817 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-20 22:22:34,817 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:34,817 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:34,817 INFO L401 ceAbstractionStarter]: For program point f_22_getFINAL(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:34,817 INFO L404 ceAbstractionStarter]: At program point L1436(line 1436) the Hoare annotation is: true [2018-01-20 22:22:34,817 INFO L401 ceAbstractionStarter]: For program point f_22_getEXIT(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:34,817 INFO L401 ceAbstractionStarter]: For program point f_22_getErr0EnsuresViolation(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:34,817 INFO L404 ceAbstractionStarter]: At program point f_22_getENTRY(lines 1435 1437) the Hoare annotation is: true [2018-01-20 22:22:34,817 INFO L401 ceAbstractionStarter]: For program point L1436'(line 1436) no Hoare annotation was computed. [2018-01-20 22:22:34,817 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:34,817 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,817 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:34,817 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,817 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:34,817 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,817 INFO L397 ceAbstractionStarter]: At program point L1447(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:34,818 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:34,818 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:34,818 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:34,818 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:34,818 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:34,818 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-20 22:22:34,818 INFO L397 ceAbstractionStarter]: At program point L1447'(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:34,818 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-20 22:22:34,818 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-20 22:22:34,818 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:34,818 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-20 22:22:34,818 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:34,818 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:34,818 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-20 22:22:34,820 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:34,820 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:34,820 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:34,820 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:34,820 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:34,820 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:34,821 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:34,821 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-20 22:22:34,821 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:34,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-01-20 22:22:34,823 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:34,824 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, 1, 1, 1, 1, 1, 1] [2018-01-20 22:22:34,824 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-20 22:22:34,824 INFO L82 PathProgramCache]: Analyzing trace with hash 864374151, now seen corresponding path program 1 times [2018-01-20 22:22:34,824 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:34,824 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:34,825 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:34,826 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:34,826 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:34,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:34,834 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:34,864 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-01-20 22:22:34,864 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:34,864 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-20 22:22:34,865 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-20 22:22:34,865 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-20 22:22:34,865 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-20 22:22:34,865 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 3 states. [2018-01-20 22:22:35,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:35,131 INFO L93 Difference]: Finished difference Result 151 states and 160 transitions. [2018-01-20 22:22:35,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-20 22:22:35,133 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-01-20 22:22:35,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:35,134 INFO L225 Difference]: With dead ends: 151 [2018-01-20 22:22:35,134 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:35,134 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-20 22:22:35,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:35,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:35,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:35,135 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 47 [2018-01-20 22:22:35,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:35,135 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:35,135 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-20 22:22:35,135 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:35,135 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:35,136 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 22:22:35,271 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,271 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,271 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,271 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-20 22:22:35,271 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-20 22:22:35,271 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-20 22:22:35,271 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,271 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-20 22:22:35,272 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-20 22:22:35,272 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-20 22:22:35,272 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,272 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,272 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-20 22:22:35,272 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,272 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-20 22:22:35,272 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,272 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:35,272 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:35,272 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,272 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,272 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,272 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,272 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,272 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,273 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,273 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,274 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,274 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,274 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,274 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-20 22:22:35,275 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,275 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:35,275 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,275 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,275 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:35,275 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-20 22:22:35,275 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,275 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,275 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,275 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-20 22:22:35,275 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-20 22:22:35,275 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:35,275 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-20 22:22:35,275 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:35,275 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,276 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|)))) [2018-01-20 22:22:35,276 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:35,276 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:35,276 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1439 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,276 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:35,276 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:35,276 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:35,276 INFO L397 ceAbstractionStarter]: At program point L1440(line 1440) the Hoare annotation is: (and (or (and (= 0 f_22_put_~kobj.base) (= 0 f_22_put_~kobj.offset)) (not (= 0 |f_22_put_#in~kobj.offset|)) (not (= 0 |f_22_put_#in~kobj.base|))) (= |#valid| |old(#valid)|)) [2018-01-20 22:22:35,276 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-20 22:22:35,276 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:35,276 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-20 22:22:35,276 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-20 22:22:35,276 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-20 22:22:35,276 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:35,276 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,276 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:35,277 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:35,278 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:35,278 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,278 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,278 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,278 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,278 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:35,278 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:35,278 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,278 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:35,278 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-20 22:22:35,278 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,278 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:35,278 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-20 22:22:35,278 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:35,278 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:35,278 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:35,279 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-20 22:22:35,279 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:35,279 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:35,279 INFO L401 ceAbstractionStarter]: For program point f_22_getFINAL(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:35,279 INFO L404 ceAbstractionStarter]: At program point L1436(line 1436) the Hoare annotation is: true [2018-01-20 22:22:35,279 INFO L401 ceAbstractionStarter]: For program point f_22_getEXIT(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:35,279 INFO L401 ceAbstractionStarter]: For program point f_22_getErr0EnsuresViolation(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:35,279 INFO L404 ceAbstractionStarter]: At program point f_22_getENTRY(lines 1435 1437) the Hoare annotation is: true [2018-01-20 22:22:35,279 INFO L401 ceAbstractionStarter]: For program point L1436'(line 1436) no Hoare annotation was computed. [2018-01-20 22:22:35,279 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:35,279 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,279 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:35,279 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,279 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,279 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,280 INFO L397 ceAbstractionStarter]: At program point L1447(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:35,280 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:35,280 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:35,280 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,280 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:35,280 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:35,280 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-20 22:22:35,280 INFO L397 ceAbstractionStarter]: At program point L1447'(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:35,280 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-20 22:22:35,280 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-20 22:22:35,280 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:35,280 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-20 22:22:35,280 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:35,280 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:35,281 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-20 22:22:35,282 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:35,282 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:35,282 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:35,282 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:35,282 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:35,282 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:35,283 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:35,283 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == LDV_INIT_LIST_HEADErr0EnsuresViolation======== [2018-01-20 22:22:35,283 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:35,284 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:35,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-01-20 22:22:35,285 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:35,285 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] [2018-01-20 22:22:35,285 INFO L371 AbstractCegarLoop]: === Iteration 1 === [LDV_INIT_LIST_HEADErr0EnsuresViolation]=== [2018-01-20 22:22:35,285 INFO L82 PathProgramCache]: Analyzing trace with hash -65244220, now seen corresponding path program 1 times [2018-01-20 22:22:35,285 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:35,285 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:35,286 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:35,286 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:35,286 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:35,291 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:35,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:35,349 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:35,349 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 22:22:35,350 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-20 22:22:35,350 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-20 22:22:35,350 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-20 22:22:35,350 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 5 states. [2018-01-20 22:22:35,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:35,368 INFO L93 Difference]: Finished difference Result 277 states and 303 transitions. [2018-01-20 22:22:35,369 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-20 22:22:35,369 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2018-01-20 22:22:35,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:35,369 INFO L225 Difference]: With dead ends: 277 [2018-01-20 22:22:35,369 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:35,370 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 [2018-01-20 22:22:35,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:35,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:35,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:35,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:35,370 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2018-01-20 22:22:35,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:35,370 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:35,370 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-20 22:22:35,371 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:35,371 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:35,371 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 22:22:35,393 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,393 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,393 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,394 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-20 22:22:35,394 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-20 22:22:35,394 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-20 22:22:35,394 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,394 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-20 22:22:35,394 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-20 22:22:35,394 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-20 22:22:35,394 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,394 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,394 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-20 22:22:35,394 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,394 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-20 22:22:35,394 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,394 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:35,394 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:35,394 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,395 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,395 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,395 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,395 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,395 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,395 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-20 22:22:35,395 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:35,395 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,395 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-20 22:22:35,395 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,395 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-20 22:22:35,395 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:35,395 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,395 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:35,395 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:35,395 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:35,396 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,397 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:35,397 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,397 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-20 22:22:35,397 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:35,398 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-20 22:22:35,398 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:35,398 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,398 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|)))) [2018-01-20 22:22:35,398 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:35,398 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:35,398 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1439 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,398 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:35,398 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:35,398 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:35,398 INFO L397 ceAbstractionStarter]: At program point L1440(line 1440) the Hoare annotation is: (and (or (and (= 0 f_22_put_~kobj.base) (= 0 f_22_put_~kobj.offset)) (not (= 0 |f_22_put_#in~kobj.offset|)) (not (= 0 |f_22_put_#in~kobj.base|))) (= |#valid| |old(#valid)|)) [2018-01-20 22:22:35,398 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-20 22:22:35,398 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:35,398 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-20 22:22:35,398 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:35,399 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-20 22:22:35,399 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:35,400 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:35,400 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:35,400 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:35,400 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:35,400 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,400 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,400 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,400 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,400 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:35,400 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:35,400 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,400 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:35,400 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-20 22:22:35,400 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,400 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:35,400 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-20 22:22:35,401 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:35,401 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:35,401 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:35,401 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-20 22:22:35,401 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:35,401 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:35,401 INFO L401 ceAbstractionStarter]: For program point f_22_getFINAL(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:35,401 INFO L404 ceAbstractionStarter]: At program point L1436(line 1436) the Hoare annotation is: true [2018-01-20 22:22:35,401 INFO L401 ceAbstractionStarter]: For program point f_22_getEXIT(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:35,401 INFO L401 ceAbstractionStarter]: For program point f_22_getErr0EnsuresViolation(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:35,401 INFO L404 ceAbstractionStarter]: At program point f_22_getENTRY(lines 1435 1437) the Hoare annotation is: true [2018-01-20 22:22:35,401 INFO L401 ceAbstractionStarter]: For program point L1436'(line 1436) no Hoare annotation was computed. [2018-01-20 22:22:35,401 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:35,401 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,401 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:35,401 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,402 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,402 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,402 INFO L397 ceAbstractionStarter]: At program point L1447(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:35,402 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:35,402 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:35,402 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,402 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:35,402 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:35,402 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-20 22:22:35,402 INFO L397 ceAbstractionStarter]: At program point L1447'(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:35,402 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-20 22:22:35,402 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-20 22:22:35,402 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:35,402 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-20 22:22:35,402 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:35,402 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:35,403 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-20 22:22:35,404 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:35,404 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:35,404 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:35,404 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:35,405 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:35,405 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:35,405 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:35,405 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_getErr0EnsuresViolation======== [2018-01-20 22:22:35,405 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:35,407 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:35,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-01-20 22:22:35,408 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:35,408 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] [2018-01-20 22:22:35,408 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_getErr0EnsuresViolation]=== [2018-01-20 22:22:35,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1326035163, now seen corresponding path program 1 times [2018-01-20 22:22:35,408 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:35,408 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:35,409 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:35,409 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:35,409 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:35,419 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:35,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:35,431 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:35,431 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-20 22:22:35,431 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-20 22:22:35,431 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-20 22:22:35,432 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 22:22:35,432 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2018-01-20 22:22:35,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:35,437 INFO L93 Difference]: Finished difference Result 149 states and 158 transitions. [2018-01-20 22:22:35,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-20 22:22:35,437 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 36 [2018-01-20 22:22:35,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:35,437 INFO L225 Difference]: With dead ends: 149 [2018-01-20 22:22:35,437 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:35,438 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 [2018-01-20 22:22:35,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:35,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:35,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:35,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:35,439 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2018-01-20 22:22:35,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:35,439 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:35,439 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-20 22:22:35,439 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:35,439 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:35,440 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 22:22:35,489 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,489 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,489 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,489 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-20 22:22:35,489 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-20 22:22:35,489 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-20 22:22:35,489 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,489 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-20 22:22:35,489 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-20 22:22:35,489 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-20 22:22:35,489 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,489 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,489 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-20 22:22:35,490 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,490 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-20 22:22:35,490 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,490 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:35,490 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:35,490 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,490 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,490 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,490 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,490 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,490 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,490 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-20 22:22:35,490 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:35,490 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,490 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-20 22:22:35,490 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:35,491 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,492 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,492 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-20 22:22:35,492 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:35,492 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-20 22:22:35,493 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,493 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,493 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,493 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-20 22:22:35,493 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-20 22:22:35,493 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:35,493 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-20 22:22:35,493 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:35,493 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,493 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|)))) [2018-01-20 22:22:35,493 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:35,493 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:35,493 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1439 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,493 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:35,493 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:35,493 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:35,494 INFO L397 ceAbstractionStarter]: At program point L1440(line 1440) the Hoare annotation is: (and (or (and (= 0 f_22_put_~kobj.base) (= 0 f_22_put_~kobj.offset)) (not (= 0 |f_22_put_#in~kobj.offset|)) (not (= 0 |f_22_put_#in~kobj.base|))) (= |#valid| |old(#valid)|)) [2018-01-20 22:22:35,494 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-20 22:22:35,494 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:35,494 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-20 22:22:35,494 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-20 22:22:35,494 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-20 22:22:35,494 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:35,494 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,494 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-20 22:22:35,494 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:35,494 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:35,494 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:35,494 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:35,494 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:35,494 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,494 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,495 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-20 22:22:35,495 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,495 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,495 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:35,495 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,496 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:35,496 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-20 22:22:35,496 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,496 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:35,496 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-20 22:22:35,496 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:35,496 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:35,496 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:35,496 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-20 22:22:35,496 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:35,496 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:35,496 INFO L401 ceAbstractionStarter]: For program point f_22_getFINAL(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:35,496 INFO L404 ceAbstractionStarter]: At program point L1436(line 1436) the Hoare annotation is: true [2018-01-20 22:22:35,496 INFO L401 ceAbstractionStarter]: For program point f_22_getEXIT(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:35,496 INFO L401 ceAbstractionStarter]: For program point f_22_getErr0EnsuresViolation(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:35,496 INFO L404 ceAbstractionStarter]: At program point f_22_getENTRY(lines 1435 1437) the Hoare annotation is: true [2018-01-20 22:22:35,497 INFO L401 ceAbstractionStarter]: For program point L1436'(line 1436) no Hoare annotation was computed. [2018-01-20 22:22:35,497 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:35,497 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,497 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:35,497 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,497 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,497 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,497 INFO L397 ceAbstractionStarter]: At program point L1447(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:35,497 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:35,497 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:35,497 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,497 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:35,497 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:35,497 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-20 22:22:35,497 INFO L397 ceAbstractionStarter]: At program point L1447'(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:35,497 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-20 22:22:35,498 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-20 22:22:35,498 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:35,498 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-20 22:22:35,498 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:35,498 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:35,498 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-20 22:22:35,499 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:35,499 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:35,499 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:35,500 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:35,500 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:35,500 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:35,500 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:35,500 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_putErr0EnsuresViolation======== [2018-01-20 22:22:35,500 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:35,501 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:35,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-01-20 22:22:35,502 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:35,502 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] [2018-01-20 22:22:35,502 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_putErr0EnsuresViolation]=== [2018-01-20 22:22:35,502 INFO L82 PathProgramCache]: Analyzing trace with hash -1688263007, now seen corresponding path program 1 times [2018-01-20 22:22:35,502 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:35,502 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:35,503 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:35,503 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:35,503 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:35,509 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:35,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:35,527 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:35,527 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-20 22:22:35,528 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-20 22:22:35,528 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-20 22:22:35,528 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-20 22:22:35,528 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 3 states. [2018-01-20 22:22:35,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:35,662 INFO L93 Difference]: Finished difference Result 151 states and 160 transitions. [2018-01-20 22:22:35,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-20 22:22:35,662 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2018-01-20 22:22:35,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:35,663 INFO L225 Difference]: With dead ends: 151 [2018-01-20 22:22:35,663 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:35,663 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 [2018-01-20 22:22:35,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:35,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:35,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:35,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:35,664 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2018-01-20 22:22:35,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:35,664 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:35,664 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-20 22:22:35,664 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:35,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:35,664 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 22:22:35,696 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,697 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,697 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,697 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-20 22:22:35,697 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-20 22:22:35,697 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-20 22:22:35,697 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,697 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-20 22:22:35,697 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-20 22:22:35,697 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-20 22:22:35,697 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,697 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,698 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-20 22:22:35,698 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,698 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-20 22:22:35,698 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,698 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:35,698 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:35,698 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,698 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,698 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,698 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,698 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,698 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,698 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-20 22:22:35,698 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:35,698 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,698 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-20 22:22:35,699 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,700 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:35,701 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-20 22:22:35,701 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,701 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,701 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,701 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-20 22:22:35,701 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-20 22:22:35,701 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:35,701 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-20 22:22:35,701 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:35,701 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,701 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|)))) [2018-01-20 22:22:35,701 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:35,701 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:35,701 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1439 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,701 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:35,701 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:35,702 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:35,702 INFO L397 ceAbstractionStarter]: At program point L1440(line 1440) the Hoare annotation is: (and (or (and (= 0 f_22_put_~kobj.base) (= 0 f_22_put_~kobj.offset)) (not (= 0 |f_22_put_#in~kobj.offset|)) (not (= 0 |f_22_put_#in~kobj.base|))) (= |#valid| |old(#valid)|)) [2018-01-20 22:22:35,702 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-20 22:22:35,702 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:35,702 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-20 22:22:35,702 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-20 22:22:35,702 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-20 22:22:35,702 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:35,702 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,702 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-20 22:22:35,702 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:35,702 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:35,702 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:35,702 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:35,702 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:35,702 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:35,703 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:35,704 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,704 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:35,704 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-20 22:22:35,704 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,704 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:35,704 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-20 22:22:35,704 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:35,704 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:35,704 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:35,704 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-20 22:22:35,704 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:35,704 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:35,704 INFO L401 ceAbstractionStarter]: For program point f_22_getFINAL(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:35,704 INFO L404 ceAbstractionStarter]: At program point L1436(line 1436) the Hoare annotation is: true [2018-01-20 22:22:35,704 INFO L401 ceAbstractionStarter]: For program point f_22_getEXIT(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:35,704 INFO L401 ceAbstractionStarter]: For program point f_22_getErr0EnsuresViolation(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:35,705 INFO L404 ceAbstractionStarter]: At program point f_22_getENTRY(lines 1435 1437) the Hoare annotation is: true [2018-01-20 22:22:35,705 INFO L401 ceAbstractionStarter]: For program point L1436'(line 1436) no Hoare annotation was computed. [2018-01-20 22:22:35,705 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:35,705 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,705 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:35,705 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,705 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,705 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,705 INFO L397 ceAbstractionStarter]: At program point L1447(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:35,705 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:35,705 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:35,705 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,705 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:35,705 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:35,705 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-20 22:22:35,705 INFO L397 ceAbstractionStarter]: At program point L1447'(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:35,706 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-20 22:22:35,706 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-20 22:22:35,706 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:35,706 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-20 22:22:35,706 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:35,706 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:35,706 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-20 22:22:35,707 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:35,707 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:35,707 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:35,707 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:35,707 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:35,707 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:35,708 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:35,708 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == f_22_putErr0EnsuresViolation======== [2018-01-20 22:22:35,708 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:35,709 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:35,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-01-20 22:22:35,710 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:35,710 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] [2018-01-20 22:22:35,711 INFO L371 AbstractCegarLoop]: === Iteration 1 === [f_22_putErr0EnsuresViolation]=== [2018-01-20 22:22:35,711 INFO L82 PathProgramCache]: Analyzing trace with hash 1076893431, now seen corresponding path program 1 times [2018-01-20 22:22:35,711 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:35,711 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:35,712 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:35,712 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:35,712 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:35,720 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:35,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:35,746 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:35,746 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-20 22:22:35,747 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-20 22:22:35,747 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-20 22:22:35,747 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-20 22:22:35,747 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 3 states. [2018-01-20 22:22:35,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:35,862 INFO L93 Difference]: Finished difference Result 151 states and 160 transitions. [2018-01-20 22:22:35,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-20 22:22:35,863 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2018-01-20 22:22:35,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:35,863 INFO L225 Difference]: With dead ends: 151 [2018-01-20 22:22:35,863 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:35,864 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 [2018-01-20 22:22:35,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:35,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:35,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:35,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:35,865 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2018-01-20 22:22:35,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:35,865 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:35,865 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-20 22:22:35,865 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:35,865 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:35,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 22:22:35,992 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,993 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,993 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:35,993 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-20 22:22:35,993 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-20 22:22:35,993 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-20 22:22:35,993 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,993 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-20 22:22:35,993 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-20 22:22:35,993 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-20 22:22:35,993 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,994 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,994 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-20 22:22:35,994 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,994 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-20 22:22:35,994 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:35,994 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:35,994 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:35,994 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,994 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:35,994 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,994 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,995 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,995 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,995 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-20 22:22:35,995 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:35,995 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,995 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-20 22:22:35,995 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:35,995 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-20 22:22:35,995 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:35,995 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,996 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:35,996 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:35,996 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,996 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:35,996 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:35,996 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,996 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,996 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,996 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:35,996 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,997 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:35,997 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-20 22:22:35,997 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:35,997 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-20 22:22:35,997 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,997 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:35,997 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:35,997 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:35,997 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:35,997 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,997 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,998 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,998 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:35,998 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-20 22:22:35,998 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,998 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:35,998 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,998 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:35,998 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:35,998 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-20 22:22:35,998 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,998 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,999 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:35,999 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-20 22:22:35,999 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-20 22:22:35,999 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:35,999 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-20 22:22:35,999 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:35,999 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:35,999 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|)))) [2018-01-20 22:22:35,999 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:35,999 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:36,000 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1439 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,000 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:36,000 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:36,000 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:36,000 INFO L397 ceAbstractionStarter]: At program point L1440(line 1440) the Hoare annotation is: (and (or (and (= 0 f_22_put_~kobj.base) (= 0 f_22_put_~kobj.offset)) (not (= 0 |f_22_put_#in~kobj.offset|)) (not (= 0 |f_22_put_#in~kobj.base|))) (= |#valid| |old(#valid)|)) [2018-01-20 22:22:36,000 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-20 22:22:36,000 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:36,000 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-20 22:22:36,000 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-20 22:22:36,000 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-20 22:22:36,001 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:36,001 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,001 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-20 22:22:36,001 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:36,001 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:36,001 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:36,001 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:36,001 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:36,001 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,001 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,001 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,002 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,002 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:36,002 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:36,002 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-20 22:22:36,002 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:36,002 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:36,002 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:36,002 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:36,002 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:36,002 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,002 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:36,003 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:36,003 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,003 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:36,003 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:36,003 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,003 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:36,003 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-20 22:22:36,003 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,003 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:36,003 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-20 22:22:36,004 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:36,004 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:36,004 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:36,004 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-20 22:22:36,004 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:36,004 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:36,004 INFO L401 ceAbstractionStarter]: For program point f_22_getFINAL(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:36,004 INFO L404 ceAbstractionStarter]: At program point L1436(line 1436) the Hoare annotation is: true [2018-01-20 22:22:36,004 INFO L401 ceAbstractionStarter]: For program point f_22_getEXIT(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:36,004 INFO L401 ceAbstractionStarter]: For program point f_22_getErr0EnsuresViolation(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:36,004 INFO L404 ceAbstractionStarter]: At program point f_22_getENTRY(lines 1435 1437) the Hoare annotation is: true [2018-01-20 22:22:36,005 INFO L401 ceAbstractionStarter]: For program point L1436'(line 1436) no Hoare annotation was computed. [2018-01-20 22:22:36,005 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:36,005 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,005 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:36,005 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,005 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,005 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,005 INFO L397 ceAbstractionStarter]: At program point L1447(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:36,005 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:36,005 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:36,006 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,006 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:36,006 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:36,006 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-20 22:22:36,006 INFO L397 ceAbstractionStarter]: At program point L1447'(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:36,006 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-20 22:22:36,006 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-20 22:22:36,006 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:36,006 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-20 22:22:36,006 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:36,007 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:36,007 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-20 22:22:36,008 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:36,008 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:36,008 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:36,009 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:36,009 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:36,009 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:36,009 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:36,009 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_initErr0EnsuresViolation======== [2018-01-20 22:22:36,009 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:36,011 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:36,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-01-20 22:22:36,011 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:36,011 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] [2018-01-20 22:22:36,012 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_initErr0EnsuresViolation]=== [2018-01-20 22:22:36,012 INFO L82 PathProgramCache]: Analyzing trace with hash 1182402764, now seen corresponding path program 1 times [2018-01-20 22:22:36,012 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:36,012 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:36,013 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,013 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:36,013 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:36,019 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:36,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:36,057 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:36,057 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 22:22:36,057 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-20 22:22:36,057 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-20 22:22:36,057 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-20 22:22:36,058 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 5 states. [2018-01-20 22:22:36,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:36,082 INFO L93 Difference]: Finished difference Result 277 states and 303 transitions. [2018-01-20 22:22:36,083 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-20 22:22:36,083 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-01-20 22:22:36,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:36,083 INFO L225 Difference]: With dead ends: 277 [2018-01-20 22:22:36,083 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:36,084 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 [2018-01-20 22:22:36,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:36,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:36,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:36,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:36,085 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2018-01-20 22:22:36,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:36,085 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:36,085 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-20 22:22:36,085 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:36,085 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:36,086 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 22:22:36,115 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:36,116 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:36,116 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-20 22:22:36,116 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-20 22:22:36,116 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-20 22:22:36,116 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-20 22:22:36,116 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:36,116 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-20 22:22:36,116 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-20 22:22:36,116 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-20 22:22:36,116 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,117 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,117 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-20 22:22:36,117 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:36,117 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-20 22:22:36,117 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-20 22:22:36,117 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 22:22:36,117 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 22:22:36,117 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:36,117 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:36,117 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,117 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:36,118 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,118 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:36,118 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-20 22:22:36,118 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:36,118 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,118 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-20 22:22:36,118 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-20 22:22:36,118 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_add_returnENTRY(lines 1253 1260) the Hoare annotation is: true [2018-01-20 22:22:36,118 INFO L401 ceAbstractionStarter]: For program point L1256'(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:36,118 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnEXIT(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:36,119 INFO L401 ceAbstractionStarter]: For program point L1258(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:36,119 INFO L401 ceAbstractionStarter]: For program point L1256(line 1256) no Hoare annotation was computed. [2018-01-20 22:22:36,119 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnFINAL(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:36,119 INFO L401 ceAbstractionStarter]: For program point L1258'(line 1258) no Hoare annotation was computed. [2018-01-20 22:22:36,119 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_add_returnErr0EnsuresViolation(lines 1253 1260) no Hoare annotation was computed. [2018-01-20 22:22:36,119 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:36,119 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,119 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:36,119 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-20 22:22:36,119 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,119 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:36,120 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-20 22:22:36,120 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:36,120 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-20 22:22:36,120 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,120 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-20 22:22:36,120 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:36,120 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-20 22:22:36,120 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-20 22:22:36,120 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,120 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,120 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,121 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,121 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-20 22:22:36,121 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:36,121 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:36,121 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:36,121 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-20 22:22:36,121 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-20 22:22:36,121 INFO L404 ceAbstractionStarter]: At program point L1308(line 1308) the Hoare annotation is: true [2018-01-20 22:22:36,121 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getFINAL(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:36,121 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getEXIT(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:36,121 INFO L401 ceAbstractionStarter]: For program point ldv_kref_getErr0EnsuresViolation(lines 1301 1309) no Hoare annotation was computed. [2018-01-20 22:22:36,122 INFO L404 ceAbstractionStarter]: At program point ldv_kref_getENTRY(lines 1301 1309) the Hoare annotation is: true [2018-01-20 22:22:36,122 INFO L401 ceAbstractionStarter]: For program point L1308'(line 1308) no Hoare annotation was computed. [2018-01-20 22:22:36,122 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:36,122 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-20 22:22:36,122 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:36,122 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,122 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|)))) [2018-01-20 22:22:36,122 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-20 22:22:36,122 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-20 22:22:36,122 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1439 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,123 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:36,123 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:36,123 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1439 1441) no Hoare annotation was computed. [2018-01-20 22:22:36,123 INFO L397 ceAbstractionStarter]: At program point L1440(line 1440) the Hoare annotation is: (and (or (and (= 0 f_22_put_~kobj.base) (= 0 f_22_put_~kobj.offset)) (not (= 0 |f_22_put_#in~kobj.offset|)) (not (= 0 |f_22_put_#in~kobj.base|))) (= |#valid| |old(#valid)|)) [2018-01-20 22:22:36,123 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-20 22:22:36,123 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:36,123 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-20 22:22:36,123 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-20 22:22:36,123 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-20 22:22:36,123 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-20 22:22:36,124 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,124 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-20 22:22:36,124 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:36,124 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:36,124 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:36,124 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-20 22:22:36,124 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-20 22:22:36,124 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,124 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,124 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,124 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,125 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:36,125 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:36,125 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-20 22:22:36,125 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:36,125 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-20 22:22:36,125 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-20 22:22:36,125 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:36,125 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-20 22:22:36,125 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,125 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-20 22:22:36,125 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-20 22:22:36,126 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,126 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-20 22:22:36,126 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:36,126 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,126 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:36,126 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-20 22:22:36,126 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,126 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-20 22:22:36,126 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_getENTRY(lines 1371 1376) the Hoare annotation is: true [2018-01-20 22:22:36,126 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getFINAL(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:36,126 INFO L401 ceAbstractionStarter]: For program point L1373'(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:36,127 INFO L401 ceAbstractionStarter]: For program point L1373(lines 1373 1374) no Hoare annotation was computed. [2018-01-20 22:22:36,127 INFO L404 ceAbstractionStarter]: At program point L1374(line 1374) the Hoare annotation is: true [2018-01-20 22:22:36,127 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getEXIT(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:36,127 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_getErr0EnsuresViolation(lines 1371 1376) no Hoare annotation was computed. [2018-01-20 22:22:36,127 INFO L401 ceAbstractionStarter]: For program point f_22_getFINAL(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:36,127 INFO L404 ceAbstractionStarter]: At program point L1436(line 1436) the Hoare annotation is: true [2018-01-20 22:22:36,127 INFO L401 ceAbstractionStarter]: For program point f_22_getEXIT(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:36,127 INFO L401 ceAbstractionStarter]: For program point f_22_getErr0EnsuresViolation(lines 1435 1437) no Hoare annotation was computed. [2018-01-20 22:22:36,127 INFO L404 ceAbstractionStarter]: At program point f_22_getENTRY(lines 1435 1437) the Hoare annotation is: true [2018-01-20 22:22:36,127 INFO L401 ceAbstractionStarter]: For program point L1436'(line 1436) no Hoare annotation was computed. [2018-01-20 22:22:36,128 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:36,128 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,128 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-20 22:22:36,128 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,128 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-20 22:22:36,128 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,128 INFO L397 ceAbstractionStarter]: At program point L1447(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:36,128 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:36,128 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:36,128 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 22:22:36,129 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:36,129 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-20 22:22:36,129 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-20 22:22:36,129 INFO L397 ceAbstractionStarter]: At program point L1447'(line 1447) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~30.offset) (= 0 entry_point_~kobj~30.base)) [2018-01-20 22:22:36,129 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-20 22:22:36,129 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-20 22:22:36,129 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:36,129 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-20 22:22:36,129 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:36,129 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-20 22:22:36,130 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-20 22:22:36,131 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:36,131 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:36,131 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:36,131 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:36,131 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:36,131 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:36,132 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:36,132 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_mallocErr0EnsuresViolation======== [2018-01-20 22:22:36,132 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:36,133 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:36,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-01-20 22:22:36,134 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:36,134 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 22:22:36,134 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_mallocErr0EnsuresViolation]=== [2018-01-20 22:22:36,134 INFO L82 PathProgramCache]: Analyzing trace with hash -2041423772, now seen corresponding path program 1 times [2018-01-20 22:22:36,134 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:36,134 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:36,135 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,135 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:36,135 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:36,140 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:36,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:36,147 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:36,147 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-20 22:22:36,147 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-20 22:22:36,147 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-20 22:22:36,147 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-20 22:22:36,148 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 3 states. [2018-01-20 22:22:36,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:36,261 INFO L93 Difference]: Finished difference Result 151 states and 160 transitions. [2018-01-20 22:22:36,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-20 22:22:36,262 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2018-01-20 22:22:36,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:36,262 INFO L225 Difference]: With dead ends: 151 [2018-01-20 22:22:36,262 INFO L226 Difference]: Without dead ends: 16 [2018-01-20 22:22:36,262 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 [2018-01-20 22:22:36,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2018-01-20 22:22:36,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2018-01-20 22:22:36,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-01-20 22:22:36,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2018-01-20 22:22:36,264 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 13 [2018-01-20 22:22:36,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:36,264 INFO L432 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2018-01-20 22:22:36,264 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-20 22:22:36,265 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-01-20 22:22:36,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-01-20 22:22:36,265 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:36,265 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 22:22:36,265 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_mallocErr0EnsuresViolation]=== [2018-01-20 22:22:36,265 INFO L82 PathProgramCache]: Analyzing trace with hash 991720326, now seen corresponding path program 1 times [2018-01-20 22:22:36,266 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:36,266 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:36,266 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,266 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:36,267 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-20 22:22:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-20 22:22:36,294 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-20 22:22:36,299 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:36,300 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:36,308 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:36,308 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:36,308 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:36,308 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:36,308 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:36,309 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:36,309 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:36,309 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-20 22:22:36,309 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:36,310 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:36,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-01-20 22:22:36,310 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:36,310 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-01-20 22:22:36,310 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-20 22:22:36,310 INFO L82 PathProgramCache]: Analyzing trace with hash 230125, now seen corresponding path program 1 times [2018-01-20 22:22:36,311 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:36,311 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:36,312 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,312 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:36,312 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-20 22:22:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-20 22:22:36,315 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-20 22:22:36,316 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:36,317 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:36,317 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:36,317 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:36,317 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:36,317 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:36,317 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:36,317 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:36,317 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_atomic_sub_returnErr0EnsuresViolation======== [2018-01-20 22:22:36,318 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:36,318 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:36,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-01-20 22:22:36,319 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:36,319 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] [2018-01-20 22:22:36,319 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_atomic_sub_returnErr0EnsuresViolation]=== [2018-01-20 22:22:36,319 INFO L82 PathProgramCache]: Analyzing trace with hash 2078360768, now seen corresponding path program 1 times [2018-01-20 22:22:36,319 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:36,319 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:36,320 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,320 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:36,320 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:36,328 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:36,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:36,417 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:36,417 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-20 22:22:36,418 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-20 22:22:36,418 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-20 22:22:36,418 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-01-20 22:22:36,418 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 9 states. [2018-01-20 22:22:36,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:36,734 INFO L93 Difference]: Finished difference Result 233 states and 251 transitions. [2018-01-20 22:22:36,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-20 22:22:36,734 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 46 [2018-01-20 22:22:36,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:36,734 INFO L225 Difference]: With dead ends: 233 [2018-01-20 22:22:36,734 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:36,735 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-01-20 22:22:36,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:36,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:36,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:36,735 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2018-01-20 22:22:36,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:36,736 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:36,736 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-20 22:22:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:36,736 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:36,737 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:36,737 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:36,737 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:36,737 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:36,737 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:36,737 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:36,737 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:36,737 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation======== [2018-01-20 22:22:36,737 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:36,738 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:36,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-01-20 22:22:36,740 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:36,740 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] [2018-01-20 22:22:36,740 INFO L371 AbstractCegarLoop]: === Iteration 1 === [##fun~$Pointer$~TO~VOIDErr0EnsuresViolation]=== [2018-01-20 22:22:36,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1168624388, now seen corresponding path program 1 times [2018-01-20 22:22:36,740 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:36,740 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:36,741 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,741 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:36,741 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:36,749 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:36,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:36,828 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:36,828 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-20 22:22:36,828 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-20 22:22:36,828 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-20 22:22:36,828 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-01-20 22:22:36,829 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 9 states. [2018-01-20 22:22:36,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:36,880 INFO L93 Difference]: Finished difference Result 233 states and 251 transitions. [2018-01-20 22:22:36,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-20 22:22:36,880 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2018-01-20 22:22:36,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:36,881 INFO L225 Difference]: With dead ends: 233 [2018-01-20 22:22:36,881 INFO L226 Difference]: Without dead ends: 124 [2018-01-20 22:22:36,882 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-01-20 22:22:36,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-01-20 22:22:36,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 122. [2018-01-20 22:22:36,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-01-20 22:22:36,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 130 transitions. [2018-01-20 22:22:36,889 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 130 transitions. Word has length 64 [2018-01-20 22:22:36,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:36,889 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 130 transitions. [2018-01-20 22:22:36,889 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-20 22:22:36,890 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 130 transitions. [2018-01-20 22:22:36,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-01-20 22:22:36,891 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:36,891 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, 1, 1, 1, 1] [2018-01-20 22:22:36,891 INFO L371 AbstractCegarLoop]: === Iteration 2 === [##fun~$Pointer$~TO~VOIDErr0EnsuresViolation]=== [2018-01-20 22:22:36,891 INFO L82 PathProgramCache]: Analyzing trace with hash -2079182225, now seen corresponding path program 1 times [2018-01-20 22:22:36,891 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:36,892 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:36,892 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,893 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:36,893 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:36,901 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:36,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:36,971 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:36,971 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 22:22:36,971 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-20 22:22:36,971 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-20 22:22:36,971 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-20 22:22:36,972 INFO L87 Difference]: Start difference. First operand 122 states and 130 transitions. Second operand 5 states. [2018-01-20 22:22:36,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:36,982 INFO L93 Difference]: Finished difference Result 230 states and 245 transitions. [2018-01-20 22:22:36,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-20 22:22:36,983 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 76 [2018-01-20 22:22:36,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:36,984 INFO L225 Difference]: With dead ends: 230 [2018-01-20 22:22:36,984 INFO L226 Difference]: Without dead ends: 122 [2018-01-20 22:22:36,984 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 [2018-01-20 22:22:36,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-01-20 22:22:36,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2018-01-20 22:22:36,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-01-20 22:22:36,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 129 transitions. [2018-01-20 22:22:36,989 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 129 transitions. Word has length 76 [2018-01-20 22:22:36,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:36,990 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 129 transitions. [2018-01-20 22:22:36,990 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-20 22:22:36,990 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2018-01-20 22:22:36,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-01-20 22:22:36,991 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:36,991 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, 1, 1, 1, 1, 1, 1] [2018-01-20 22:22:36,991 INFO L371 AbstractCegarLoop]: === Iteration 3 === [##fun~$Pointer$~TO~VOIDErr0EnsuresViolation]=== [2018-01-20 22:22:36,991 INFO L82 PathProgramCache]: Analyzing trace with hash 1649621773, now seen corresponding path program 1 times [2018-01-20 22:22:36,991 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:36,991 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:36,992 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,992 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:36,993 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:37,000 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:37,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:37,039 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:37,039 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-20 22:22:37,039 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-20 22:22:37,040 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-20 22:22:37,040 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-20 22:22:37,040 INFO L87 Difference]: Start difference. First operand 122 states and 129 transitions. Second operand 4 states. [2018-01-20 22:22:37,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:37,066 INFO L93 Difference]: Finished difference Result 122 states and 129 transitions. [2018-01-20 22:22:37,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-20 22:22:37,067 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 78 [2018-01-20 22:22:37,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:37,067 INFO L225 Difference]: With dead ends: 122 [2018-01-20 22:22:37,067 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:37,068 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 [2018-01-20 22:22:37,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:37,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:37,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:37,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:37,069 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2018-01-20 22:22:37,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:37,069 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:37,069 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-20 22:22:37,069 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:37,069 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:37,071 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:37,071 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:37,071 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:37,071 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:37,071 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:37,071 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:37,071 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:37,071 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_putErr0EnsuresViolation======== [2018-01-20 22:22:37,072 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:37,073 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:37,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-01-20 22:22:37,074 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:37,074 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] [2018-01-20 22:22:37,075 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_putErr0EnsuresViolation]=== [2018-01-20 22:22:37,075 INFO L82 PathProgramCache]: Analyzing trace with hash -261801707, now seen corresponding path program 1 times [2018-01-20 22:22:37,075 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:37,075 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:37,076 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,076 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:37,076 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:37,086 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:37,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:37,201 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:37,202 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-20 22:22:37,202 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-20 22:22:37,202 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-20 22:22:37,202 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-01-20 22:22:37,202 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 9 states. [2018-01-20 22:22:37,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:37,281 INFO L93 Difference]: Finished difference Result 233 states and 251 transitions. [2018-01-20 22:22:37,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-20 22:22:37,281 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 53 [2018-01-20 22:22:37,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:37,283 INFO L225 Difference]: With dead ends: 233 [2018-01-20 22:22:37,283 INFO L226 Difference]: Without dead ends: 124 [2018-01-20 22:22:37,283 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-01-20 22:22:37,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-01-20 22:22:37,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 122. [2018-01-20 22:22:37,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-01-20 22:22:37,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 130 transitions. [2018-01-20 22:22:37,292 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 130 transitions. Word has length 53 [2018-01-20 22:22:37,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:37,293 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 130 transitions. [2018-01-20 22:22:37,293 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-20 22:22:37,293 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 130 transitions. [2018-01-20 22:22:37,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-01-20 22:22:37,294 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:37,294 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] [2018-01-20 22:22:37,294 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_putErr0EnsuresViolation]=== [2018-01-20 22:22:37,294 INFO L82 PathProgramCache]: Analyzing trace with hash -133085558, now seen corresponding path program 1 times [2018-01-20 22:22:37,294 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:37,294 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:37,295 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,296 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:37,296 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:37,303 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:37,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:37,342 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:37,342 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 22:22:37,343 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-20 22:22:37,343 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-20 22:22:37,343 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-20 22:22:37,343 INFO L87 Difference]: Start difference. First operand 122 states and 130 transitions. Second operand 5 states. [2018-01-20 22:22:37,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:37,359 INFO L93 Difference]: Finished difference Result 230 states and 245 transitions. [2018-01-20 22:22:37,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-20 22:22:37,359 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2018-01-20 22:22:37,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:37,360 INFO L225 Difference]: With dead ends: 230 [2018-01-20 22:22:37,361 INFO L226 Difference]: Without dead ends: 122 [2018-01-20 22:22:37,361 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 [2018-01-20 22:22:37,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-01-20 22:22:37,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2018-01-20 22:22:37,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-01-20 22:22:37,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 129 transitions. [2018-01-20 22:22:37,368 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 129 transitions. Word has length 65 [2018-01-20 22:22:37,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:37,369 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 129 transitions. [2018-01-20 22:22:37,369 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-20 22:22:37,369 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2018-01-20 22:22:37,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-01-20 22:22:37,370 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:37,370 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] [2018-01-20 22:22:37,370 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_putErr0EnsuresViolation]=== [2018-01-20 22:22:37,370 INFO L82 PathProgramCache]: Analyzing trace with hash -1369475924, now seen corresponding path program 1 times [2018-01-20 22:22:37,370 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:37,370 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:37,371 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,371 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:37,371 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:37,380 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:37,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:37,422 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:37,423 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-20 22:22:37,423 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-20 22:22:37,423 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-20 22:22:37,423 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-20 22:22:37,423 INFO L87 Difference]: Start difference. First operand 122 states and 129 transitions. Second operand 4 states. [2018-01-20 22:22:37,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:37,442 INFO L93 Difference]: Finished difference Result 122 states and 129 transitions. [2018-01-20 22:22:37,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-20 22:22:37,442 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 67 [2018-01-20 22:22:37,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:37,443 INFO L225 Difference]: With dead ends: 122 [2018-01-20 22:22:37,443 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:37,443 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 [2018-01-20 22:22:37,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:37,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:37,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:37,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:37,444 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2018-01-20 22:22:37,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:37,444 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:37,444 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-20 22:22:37,445 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:37,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:37,446 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:37,446 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:37,446 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:37,446 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:37,446 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:37,446 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:37,446 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:37,447 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_getErr0EnsuresViolation======== [2018-01-20 22:22:37,447 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:37,448 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:37,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-01-20 22:22:37,449 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:37,449 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] [2018-01-20 22:22:37,449 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_getErr0EnsuresViolation]=== [2018-01-20 22:22:37,449 INFO L82 PathProgramCache]: Analyzing trace with hash -1859979838, now seen corresponding path program 1 times [2018-01-20 22:22:37,449 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:37,449 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:37,450 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,450 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:37,451 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:37,458 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:37,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:37,465 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:37,465 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-20 22:22:37,466 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-20 22:22:37,466 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-20 22:22:37,466 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 22:22:37,466 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2018-01-20 22:22:37,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:37,471 INFO L93 Difference]: Finished difference Result 149 states and 158 transitions. [2018-01-20 22:22:37,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-20 22:22:37,471 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 26 [2018-01-20 22:22:37,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:37,471 INFO L225 Difference]: With dead ends: 149 [2018-01-20 22:22:37,471 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:37,472 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 [2018-01-20 22:22:37,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:37,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:37,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:37,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:37,473 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2018-01-20 22:22:37,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:37,473 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:37,473 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-20 22:22:37,473 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:37,473 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:37,475 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:37,475 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:37,475 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:37,475 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:37,475 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:37,475 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:37,475 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:37,475 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == f_22_getErr0EnsuresViolation======== [2018-01-20 22:22:37,475 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:37,477 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:37,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-01-20 22:22:37,478 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:37,478 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] [2018-01-20 22:22:37,478 INFO L371 AbstractCegarLoop]: === Iteration 1 === [f_22_getErr0EnsuresViolation]=== [2018-01-20 22:22:37,478 INFO L82 PathProgramCache]: Analyzing trace with hash -1286097908, now seen corresponding path program 1 times [2018-01-20 22:22:37,478 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:37,478 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:37,479 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,479 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:37,479 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:37,486 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:37,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:37,493 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:37,493 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-20 22:22:37,493 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-20 22:22:37,493 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-20 22:22:37,493 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 22:22:37,494 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2018-01-20 22:22:37,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:37,498 INFO L93 Difference]: Finished difference Result 149 states and 158 transitions. [2018-01-20 22:22:37,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-20 22:22:37,498 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 29 [2018-01-20 22:22:37,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:37,499 INFO L225 Difference]: With dead ends: 149 [2018-01-20 22:22:37,499 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:37,499 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 [2018-01-20 22:22:37,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:37,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:37,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:37,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:37,500 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2018-01-20 22:22:37,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:37,500 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:37,500 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-20 22:22:37,500 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:37,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:37,502 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:37,502 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:37,502 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:37,502 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:37,502 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:37,502 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:37,502 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:37,502 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-20 22:22:37,503 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:37,504 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:37,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-01-20 22:22:37,505 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:37,505 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 22:22:37,505 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-20 22:22:37,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1734876600, now seen corresponding path program 1 times [2018-01-20 22:22:37,506 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:37,506 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:37,507 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,507 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:37,507 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-20 22:22:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-20 22:22:37,532 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-20 22:22:37,536 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:37,537 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:37,538 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:37,539 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:37,540 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:37,541 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:37,541 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:37,542 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:37,542 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:37,543 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:37,543 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:22:37,547 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:37,548 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:37,548 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:37,548 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:37,548 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:37,548 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:37,548 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:37,548 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == entry_pointErr0EnsuresViolation======== [2018-01-20 22:22:37,548 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:37,550 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:37,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-01-20 22:22:37,551 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:37,551 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, 1, 1, 1, 1] [2018-01-20 22:22:37,551 INFO L371 AbstractCegarLoop]: === Iteration 1 === [entry_pointErr0EnsuresViolation]=== [2018-01-20 22:22:37,551 INFO L82 PathProgramCache]: Analyzing trace with hash 1641121090, now seen corresponding path program 1 times [2018-01-20 22:22:37,551 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:37,551 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:37,552 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,552 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:37,552 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:37,561 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:37,586 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-01-20 22:22:37,586 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:37,586 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-20 22:22:37,586 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-20 22:22:37,587 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-20 22:22:37,587 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-20 22:22:37,587 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 3 states. [2018-01-20 22:22:37,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:37,768 INFO L93 Difference]: Finished difference Result 151 states and 160 transitions. [2018-01-20 22:22:37,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-20 22:22:37,768 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2018-01-20 22:22:37,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:37,769 INFO L225 Difference]: With dead ends: 151 [2018-01-20 22:22:37,769 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:37,769 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 [2018-01-20 22:22:37,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:37,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:37,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:37,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:37,770 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 45 [2018-01-20 22:22:37,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:37,770 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:37,770 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-20 22:22:37,771 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:37,771 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:37,772 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 22:22:37,772 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 22:22:37,776 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 22:22:37,776 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 22:22:37,776 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 22:22:37,776 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 22:22:37,776 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 22:22:37,776 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_init_internalErr0EnsuresViolation======== [2018-01-20 22:22:37,776 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 22:22:37,777 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-01-20 22:22:37,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-01-20 22:22:37,778 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 22:22:37,778 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] [2018-01-20 22:22:37,778 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_init_internalErr0EnsuresViolation]=== [2018-01-20 22:22:37,778 INFO L82 PathProgramCache]: Analyzing trace with hash 1939846545, now seen corresponding path program 1 times [2018-01-20 22:22:37,778 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-20 22:22:37,778 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-20 22:22:37,779 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,779 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 22:22:37,779 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 22:22:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 22:22:37,784 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 22:22:37,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 22:22:37,822 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 22:22:37,822 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 22:22:37,822 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-20 22:22:37,822 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-20 22:22:37,823 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-20 22:22:37,823 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 5 states. [2018-01-20 22:22:37,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 22:22:37,880 INFO L93 Difference]: Finished difference Result 277 states and 303 transitions. [2018-01-20 22:22:37,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-20 22:22:37,880 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-01-20 22:22:37,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 22:22:37,881 INFO L225 Difference]: With dead ends: 277 [2018-01-20 22:22:37,881 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 22:22:37,881 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 [2018-01-20 22:22:37,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 22:22:37,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 22:22:37,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 22:22:37,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 22:22:37,882 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2018-01-20 22:22:37,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 22:22:37,882 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 22:22:37,882 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-20 22:22:37,882 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 22:22:37,882 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 22:22:37,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.01 10:22:37 BoogieIcfgContainer [2018-01-20 22:22:37,884 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-20 22:22:37,885 INFO L168 Benchmark]: Toolchain (without parser) took 7182.50 ms. Allocated memory was 299.9 MB in the beginning and 548.4 MB in the end (delta: 248.5 MB). Free memory was 257.2 MB in the beginning and 384.2 MB in the end (delta: -127.0 MB). Peak memory consumption was 121.5 MB. Max. memory is 5.3 GB. [2018-01-20 22:22:37,886 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 299.9 MB. Free memory is still 264.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-20 22:22:37,886 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.20 ms. Allocated memory is still 299.9 MB. Free memory was 257.2 MB in the beginning and 243.1 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 5.3 GB. [2018-01-20 22:22:37,887 INFO L168 Benchmark]: Boogie Preprocessor took 46.85 ms. Allocated memory is still 299.9 MB. Free memory was 243.1 MB in the beginning and 241.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-20 22:22:37,887 INFO L168 Benchmark]: RCFGBuilder took 473.34 ms. Allocated memory is still 299.9 MB. Free memory was 241.1 MB in the beginning and 206.2 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 5.3 GB. [2018-01-20 22:22:37,888 INFO L168 Benchmark]: TraceAbstraction took 6411.06 ms. Allocated memory was 299.9 MB in the beginning and 548.4 MB in the end (delta: 248.5 MB). Free memory was 206.2 MB in the beginning and 384.2 MB in the end (delta: -177.9 MB). Peak memory consumption was 70.6 MB. Max. memory is 5.3 GB. [2018-01-20 22:22:37,890 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 299.9 MB. Free memory is still 264.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 244.20 ms. Allocated memory is still 299.9 MB. Free memory was 257.2 MB in the beginning and 243.1 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 46.85 ms. Allocated memory is still 299.9 MB. Free memory was 243.1 MB in the beginning and 241.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 473.34 ms. Allocated memory is still 299.9 MB. Free memory was 241.1 MB in the beginning and 206.2 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 6411.06 ms. Allocated memory was 299.9 MB in the beginning and 548.4 MB in the end (delta: 248.5 MB). Free memory was 206.2 MB in the beginning and 384.2 MB in the end (delta: -177.9 MB). Peak memory consumption was 70.6 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) - 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.5s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 147 SDtfs, 4 SDslu, 436 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=149occurred 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, 46 LocationsWithAnnotation, 82 PreInvPairs, 87 NumberOfFragments, 46 HoareAnnotationTreeSize, 82 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 106 SDtfs, 74 SDslu, 3 SDs, 0 SdLazy, 44 SolverSat, 44 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=149occurred 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, 46 LocationsWithAnnotation, 48 PreInvPairs, 48 NumberOfFragments, 98 HoareAnnotationTreeSize, 48 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 36 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.8s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 287 SDtfs, 19 SDslu, 1402 SDs, 0 SdLazy, 77 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=149occurred 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, 46 LocationsWithAnnotation, 103 PreInvPairs, 106 NumberOfFragments, 101 HoareAnnotationTreeSize, 103 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 176 NumberOfCodeBlocks, 176 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 173 ConstructedInterpolants, 0 QuantifiedInterpolants, 14957 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 149 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=149occurred 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, 46 LocationsWithAnnotation, 48 PreInvPairs, 48 NumberOfFragments, 46 HoareAnnotationTreeSize, 48 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 1024 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.5s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 287 SDtfs, 19 SDslu, 1402 SDs, 0 SdLazy, 77 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=149occurred 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, 46 LocationsWithAnnotation, 103 PreInvPairs, 106 NumberOfFragments, 101 HoareAnnotationTreeSize, 103 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 212 NumberOfCodeBlocks, 212 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 209 ConstructedInterpolants, 0 QuantifiedInterpolants, 20621 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.7s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 287 SDtfs, 19 SDslu, 1402 SDs, 0 SdLazy, 77 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=149occurred 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, 46 LocationsWithAnnotation, 103 PreInvPairs, 106 NumberOfFragments, 101 HoareAnnotationTreeSize, 103 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 206 NumberOfCodeBlocks, 206 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 203 ConstructedInterpolants, 0 QuantifiedInterpolants, 19617 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: 1452]: 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 106 SDtfs, 65 SDslu, 3 SDs, 0 SdLazy, 44 SolverSat, 34 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=149occurred 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, 46 LocationsWithAnnotation, 48 PreInvPairs, 48 NumberOfFragments, 98 HoareAnnotationTreeSize, 48 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 36 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 5060 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 147 SDtfs, 4 SDslu, 436 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=149occurred 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, 46 LocationsWithAnnotation, 82 PreInvPairs, 87 NumberOfFragments, 46 HoareAnnotationTreeSize, 82 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 149 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=149occurred 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, 46 LocationsWithAnnotation, 48 PreInvPairs, 48 NumberOfFragments, 46 HoareAnnotationTreeSize, 48 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 35 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 - 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 106 SDtfs, 78 SDslu, 3 SDs, 0 SdLazy, 44 SolverSat, 46 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=149occurred 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, 46 LocationsWithAnnotation, 48 PreInvPairs, 48 NumberOfFragments, 98 HoareAnnotationTreeSize, 48 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 36 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 1435 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: 1439]: 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: f_22_putErr0EnsuresViolation CFG has 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 106 SDtfs, 76 SDslu, 3 SDs, 0 SdLazy, 44 SolverSat, 44 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s 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=149occurred 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, 46 LocationsWithAnnotation, 48 PreInvPairs, 48 NumberOfFragments, 98 HoareAnnotationTreeSize, 48 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 36 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 37 ConstructedInterpolants, 0 QuantifiedInterpolants, 1887 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 147 SDtfs, 4 SDslu, 436 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=149occurred 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, 46 LocationsWithAnnotation, 82 PreInvPairs, 87 NumberOfFragments, 46 HoareAnnotationTreeSize, 82 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 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: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] 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 23 procedures, 149 locations, 22 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 106 SDtfs, 78 SDslu, 3 SDs, 0 SdLazy, 44 SolverSat, 46 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=149occurred 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 23 procedures, 149 locations, 22 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=149occurred 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 146 SDtfs, 17 SDslu, 1015 SDs, 0 SdLazy, 56 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=149occurred 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, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 4455 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.3s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 287 SDtfs, 19 SDslu, 1402 SDs, 0 SdLazy, 77 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=149occurred 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, 0.1s InterpolantComputationTime, 218 NumberOfCodeBlocks, 218 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 215 ConstructedInterpolants, 0 QuantifiedInterpolants, 21649 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.3s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 287 SDtfs, 19 SDslu, 1402 SDs, 0 SdLazy, 77 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=149occurred 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, 0.1s InterpolantComputationTime, 185 NumberOfCodeBlocks, 185 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 182 ConstructedInterpolants, 0 QuantifiedInterpolants, 16292 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 149 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=149occurred 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, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 625 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: 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: f_22_getErr0EnsuresViolation CFG has 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 149 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=149occurred 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, 784 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: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] 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}] [L1446] EXPR ldv_kobject_create() VAL [ldv_kobject_create()={0:0}] [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) VAL [kobj={0:0}] [L1436] 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}] [L1436] RET ldv_kobject_get(kobj) VAL [kobj={0:0}, kobj={0:0}, ldv_kobject_get(kobj)={0:0}] [L1447] f_22_get(kobj) VAL [kobj={0:0}] [L1448] CALL f_22_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) VAL [kobj={0:0}] [L1449] CALL ldv_kobject_put(kobj) VAL [kobj={0:0}] [L1361] COND FALSE !(\read(*kobj)) VAL [kobj={0:0}, kobj={0:0}] [L1449] FCALL ldv_kobject_put(kobj) - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0EnsuresViolation CFG has 23 procedures, 149 locations, 22 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=149occurred 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, 49 NumberOfCodeBlocks, 49 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: 1444]: 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 106 SDtfs, 66 SDslu, 3 SDs, 0 SdLazy, 44 SolverSat, 36 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=149occurred 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, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 44 ConstructedInterpolants, 0 QuantifiedInterpolants, 4488 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 23 procedures, 149 locations, 22 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 147 SDtfs, 4 SDslu, 436 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=149occurred 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_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-4-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-5-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-6-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-7-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-8-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-9-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-10-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-11-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-12-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-13-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-14-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-15-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-16-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-17-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-18-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-19-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-20-2018-01-20_22-22-37-904.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_3_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-21-2018-01-20_22-22-37-904.csv Received shutdown request...