java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test22_5_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 03:27:10,945 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 03:27:10,948 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 03:27:10,965 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-21 03:27:10,966 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-21 03:27:10,968 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-21 03:27:10,969 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-21 03:27:10,971 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-21 03:27:10,974 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-21 03:27:10,975 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-21 03:27:10,976 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-21 03:27:10,976 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-21 03:27:10,977 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-21 03:27:10,978 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-21 03:27:10,979 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-21 03:27:10,982 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-21 03:27:10,985 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-21 03:27:10,987 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-21 03:27:10,988 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-21 03:27:10,989 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-21 03:27:10,992 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-21 03:27:10,992 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-21 03:27:10,993 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-21 03:27:10,994 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-21 03:27:10,994 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-21 03:27:10,996 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-21 03:27:10,996 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-21 03:27:10,997 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-21 03:27:10,997 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-21 03:27:10,997 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-21 03:27:10,998 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-21 03:27:10,998 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf [2018-01-21 03:27:11,009 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 03:27:11,010 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 03:27:11,010 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 03:27:11,011 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 03:27:11,011 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 03:27:11,011 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-21 03:27:11,011 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 03:27:11,012 INFO L133 SettingsManager]: * Precise comparison operator=true [2018-01-21 03:27:11,012 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 03:27:11,013 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 03:27:11,013 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 03:27:11,013 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 03:27:11,013 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 03:27:11,014 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 03:27:11,014 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 03:27:11,014 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 03:27:11,014 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 03:27:11,014 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 03:27:11,015 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 03:27:11,015 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 03:27:11,015 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 03:27:11,015 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 03:27:11,015 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 03:27:11,016 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 03:27:11,016 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 03:27:11,017 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 03:27:11,018 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 03:27:11,018 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 03:27:11,018 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 03:27:11,018 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 03:27:11,019 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 03:27:11,019 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 03:27:11,019 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 03:27:11,019 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-01-21 03:27:11,019 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 03:27:11,019 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 03:27:11,020 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 03:27:11,020 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-01-21 03:27:11,021 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 03:27:11,021 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 03:27:11,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 03:27:11,086 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 03:27:11,094 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 03:27:11,097 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 03:27:11,097 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 03:27:11,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test22_5_false-valid-deref.i [2018-01-21 03:27:11,366 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 03:27:11,373 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 03:27:11,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 03:27:11,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 03:27:11,385 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 03:27:11,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 03:27:11" (1/1) ... [2018-01-21 03:27:11,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d135a4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:27:11, skipping insertion in model container [2018-01-21 03:27:11,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 03:27:11" (1/1) ... [2018-01-21 03:27:11,412 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 03:27:11,488 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 03:27:11,642 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 03:27:11,668 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 03:27:11,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:27:11 WrapperNode [2018-01-21 03:27:11,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 03:27:11,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 03:27:11,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 03:27:11,681 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 03:27:11,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:27:11" (1/1) ... [2018-01-21 03:27:11,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:27:11" (1/1) ... [2018-01-21 03:27:11,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:27:11" (1/1) ... [2018-01-21 03:27:11,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:27:11" (1/1) ... [2018-01-21 03:27:11,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:27:11" (1/1) ... [2018-01-21 03:27:11,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:27:11" (1/1) ... [2018-01-21 03:27:11,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:27:11" (1/1) ... [2018-01-21 03:27:11,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 03:27:11,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 03:27:11,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 03:27:11,727 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 03:27:11,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:27:11" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 03:27:11,784 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 03:27:11,785 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 03:27:11,785 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-01-21 03:27:11,785 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-21 03:27:11,785 INFO L136 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-01-21 03:27:11,785 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-01-21 03:27:11,785 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-01-21 03:27:11,786 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-01-21 03:27:11,786 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-01-21 03:27:11,786 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-01-21 03:27:11,786 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-01-21 03:27:11,786 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-01-21 03:27:11,786 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-01-21 03:27:11,787 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-01-21 03:27:11,787 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-01-21 03:27:11,787 INFO L136 BoogieDeclarations]: Found implementation of procedure f_22_put [2018-01-21 03:27:11,787 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-21 03:27:11,787 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 03:27:11,788 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-21 03:27:11,788 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-21 03:27:11,788 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-21 03:27:11,788 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-21 03:27:11,788 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 03:27:11,788 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 03:27:11,788 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 03:27:11,789 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-21 03:27:11,789 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-21 03:27:11,789 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-21 03:27:11,789 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-21 03:27:11,789 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-21 03:27:11,789 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-21 03:27:11,790 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-21 03:27:11,790 INFO L128 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-01-21 03:27:11,790 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-01-21 03:27:11,790 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-01-21 03:27:11,790 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-01-21 03:27:11,790 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-01-21 03:27:11,790 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-01-21 03:27:11,791 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-01-21 03:27:11,791 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-01-21 03:27:11,791 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-01-21 03:27:11,791 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-01-21 03:27:11,791 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-01-21 03:27:11,791 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-01-21 03:27:11,791 INFO L128 BoogieDeclarations]: Found specification of procedure f_22_put [2018-01-21 03:27:11,792 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-21 03:27:11,792 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 03:27:11,792 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 03:27:11,792 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 03:27:12,360 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 03:27:12,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 03:27:12 BoogieIcfgContainer [2018-01-21 03:27:12,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 03:27:12,363 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-21 03:27:12,363 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-21 03:27:12,366 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-21 03:27:12,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.01 03:27:11" (1/3) ... [2018-01-21 03:27:12,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bd8926a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 03:27:12, skipping insertion in model container [2018-01-21 03:27:12,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 03:27:11" (2/3) ... [2018-01-21 03:27:12,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bd8926a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 03:27:12, skipping insertion in model container [2018-01-21 03:27:12,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 03:27:12" (3/3) ... [2018-01-21 03:27:12,372 INFO L105 eAbstractionObserver]: Analyzing ICFG memleaks_test22_5_false-valid-deref.i [2018-01-21 03:27:12,383 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-21 03:27:12,394 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 18 error locations. [2018-01-21 03:27:12,449 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:12,449 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:12,449 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:12,450 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:12,450 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:12,450 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:12,450 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:12,450 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_initErr0EnsuresViolation======== [2018-01-21 03:27:12,451 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:12,483 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:12,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-01-21 03:27:12,492 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:12,494 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:27:12,494 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0EnsuresViolation]=== [2018-01-21 03:27:12,500 INFO L82 PathProgramCache]: Analyzing trace with hash -907768497, now seen corresponding path program 1 times [2018-01-21 03:27:12,503 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:12,580 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:12,580 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:12,580 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:12,580 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:12,669 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:12,872 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:12,872 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:27:12,872 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:12,876 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:27:12,976 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:27:12,977 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:12,980 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 5 states. [2018-01-21 03:27:13,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:13,067 INFO L93 Difference]: Finished difference Result 225 states and 245 transitions. [2018-01-21 03:27:13,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:27:13,069 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-01-21 03:27:13,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:13,075 INFO L225 Difference]: With dead ends: 225 [2018-01-21 03:27:13,076 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:13,081 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:13,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:13,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:13,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:13,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:13,110 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2018-01-21 03:27:13,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:13,110 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:13,110 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:27:13,110 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:13,111 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:13,116 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:27:13,230 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:13,230 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:13,230 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:13,231 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:27:13,231 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:27:13,232 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:27:13,232 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:13,232 INFO L404 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: true [2018-01-21 03:27:13,232 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:27:13,233 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:27:13,233 INFO L404 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: true [2018-01-21 03:27:13,233 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: true [2018-01-21 03:27:13,233 INFO L404 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: true [2018-01-21 03:27:13,233 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:13,233 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:27:13,233 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:13,234 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:27:13,234 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:27:13,234 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:13,234 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:13,235 INFO L404 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: true [2018-01-21 03:27:13,235 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:13,236 INFO L404 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: true [2018-01-21 03:27:13,236 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:13,236 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:27:13,236 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:13,236 INFO L404 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: true [2018-01-21 03:27:13,237 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:27:13,237 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:13,237 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:13,237 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: true [2018-01-21 03:27:13,237 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:13,237 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:13,238 INFO L404 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: true [2018-01-21 03:27:13,238 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:13,238 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:27:13,238 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:13,238 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:27:13,238 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: true [2018-01-21 03:27:13,238 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:13,242 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:13,243 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:13,243 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:13,243 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: true [2018-01-21 03:27:13,243 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:13,243 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:13,243 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:13,243 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:27:13,244 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:13,244 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:13,244 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:13,244 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:13,244 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:13,244 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:13,244 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:27:13,244 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:13,245 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: true [2018-01-21 03:27:13,245 INFO L404 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: true [2018-01-21 03:27:13,245 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:13,245 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:13,245 INFO L404 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: true [2018-01-21 03:27:13,245 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:13,245 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:13,245 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:13,246 INFO L404 ceAbstractionStarter]: At program point L1441(line 1441) the Hoare annotation is: true [2018-01-21 03:27:13,246 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:27:13,246 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:13,246 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:27:13,246 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:27:13,246 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:27:13,246 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:13,246 INFO L404 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: true [2018-01-21 03:27:13,247 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:27:13,247 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:13,247 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:13,247 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:13,247 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:13,247 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:13,247 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:13,247 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:13,248 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:13,248 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:13,248 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:13,248 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:13,248 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:27:13,248 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:13,248 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:13,248 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:13,249 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:13,249 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:13,249 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:27:13,249 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:13,249 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:13,249 INFO L404 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:27:13,249 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:13,249 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:13,250 INFO L404 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: true [2018-01-21 03:27:13,250 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:13,250 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:27:13,250 INFO L404 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: true [2018-01-21 03:27:13,250 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:13,250 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:13,250 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:13,250 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:13,251 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:13,251 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:13,251 INFO L404 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: true [2018-01-21 03:27:13,251 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:13,251 INFO L404 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: true [2018-01-21 03:27:13,251 INFO L404 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: true [2018-01-21 03:27:13,251 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:13,251 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:13,252 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 03:27:13,252 INFO L404 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: true [2018-01-21 03:27:13,252 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:27:13,252 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:27:13,252 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:13,252 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:27:13,252 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:13,252 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:13,253 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:27:13,258 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:13,258 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:13,258 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:13,258 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:13,258 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:13,258 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:13,258 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:13,258 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_createErr0EnsuresViolation======== [2018-01-21 03:27:13,259 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:13,262 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:13,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-01-21 03:27:13,263 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:13,263 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:27:13,263 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_createErr0EnsuresViolation]=== [2018-01-21 03:27:13,264 INFO L82 PathProgramCache]: Analyzing trace with hash 946427624, now seen corresponding path program 1 times [2018-01-21 03:27:13,264 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:13,266 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:13,266 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:13,266 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:13,266 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:13,284 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:13,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:13,327 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:13,327 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:27:13,327 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:13,327 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:27:13,327 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:27:13,328 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:13,328 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 03:27:13,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:13,614 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 03:27:13,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:27:13,615 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-01-21 03:27:13,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:13,615 INFO L225 Difference]: With dead ends: 123 [2018-01-21 03:27:13,615 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:13,616 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:13,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:13,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:13,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:13,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:13,617 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2018-01-21 03:27:13,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:13,617 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:13,617 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:27:13,617 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:13,617 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:13,617 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:27:14,006 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:14,007 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:14,007 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:14,007 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:27:14,007 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:27:14,007 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:27:14,007 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:14,008 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,008 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:27:14,008 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:27:14,008 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,008 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,008 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,008 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:14,009 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:27:14,009 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:14,009 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:27:14,009 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:27:14,009 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:14,009 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:14,009 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,009 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:14,009 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,010 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:14,010 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:27:14,010 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:14,010 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,010 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:27:14,010 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:14,010 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:14,010 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,011 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:14,011 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:14,011 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,011 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:14,011 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:27:14,011 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:14,011 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:27:14,011 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,012 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:14,012 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:14,012 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:14,012 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:14,012 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,012 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,012 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,012 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,012 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:27:14,013 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:14,013 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:14,013 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:14,013 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:14,013 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:14,013 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:14,013 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:27:14,013 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:14,014 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,014 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,014 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:14,014 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:14,014 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,014 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:14,014 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:14,015 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:14,015 INFO L397 ceAbstractionStarter]: At program point L1441(line 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,015 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:27:14,015 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:14,015 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:27:14,015 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:27:14,015 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:27:14,015 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:14,016 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,016 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:27:14,016 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:14,016 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:14,016 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:14,016 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:14,016 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:14,016 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,016 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,017 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,017 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,017 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:14,017 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:14,017 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:27:14,017 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:14,017 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:14,017 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:14,018 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:14,018 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:14,018 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,018 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:14,018 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:14,018 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,018 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:14,018 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:14,019 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,019 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:14,019 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:27:14,019 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,019 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:14,019 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:14,019 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,019 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:14,019 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,020 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,020 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,020 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:14,023 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,023 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,023 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:14,023 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:14,023 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 03:27:14,023 INFO L397 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,024 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:27:14,024 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:27:14,024 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:14,024 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:27:14,024 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:14,024 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:14,024 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:27:14,030 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:14,030 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:14,030 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:14,030 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:14,030 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:14,031 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:14,031 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:14,031 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_subErr0EnsuresViolation======== [2018-01-21 03:27:14,031 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:14,037 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:14,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-01-21 03:27:14,039 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:14,039 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] [2018-01-21 03:27:14,039 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_subErr0EnsuresViolation]=== [2018-01-21 03:27:14,040 INFO L82 PathProgramCache]: Analyzing trace with hash 527435409, now seen corresponding path program 1 times [2018-01-21 03:27:14,040 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:14,041 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:14,041 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:14,042 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:14,042 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:14,087 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:14,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:14,137 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:14,137 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:27:14,137 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:14,137 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:27:14,138 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:27:14,138 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:14,139 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 03:27:14,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:14,326 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 03:27:14,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:27:14,327 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2018-01-21 03:27:14,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:14,327 INFO L225 Difference]: With dead ends: 123 [2018-01-21 03:27:14,327 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:14,329 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:14,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:14,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:14,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:14,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:14,329 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2018-01-21 03:27:14,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:14,330 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:14,330 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:27:14,330 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:14,330 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:14,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:27:14,430 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:14,430 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:14,431 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:14,431 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:27:14,431 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:27:14,431 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:27:14,431 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:14,431 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,431 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:27:14,431 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:27:14,431 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,431 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,431 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,432 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:14,432 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:27:14,432 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:14,432 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:27:14,432 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:27:14,432 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:14,432 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:14,432 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,432 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:14,432 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,432 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:14,432 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:27:14,432 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:14,433 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,433 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:27:14,433 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:14,433 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:14,433 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,433 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:14,433 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:14,433 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,433 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:14,433 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:27:14,433 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:14,433 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:27:14,434 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,434 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:14,434 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:14,434 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:14,434 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:14,434 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,434 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,434 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,434 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,434 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:27:14,434 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:14,434 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:14,434 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:14,434 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:14,435 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:14,435 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:14,435 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:27:14,435 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:14,435 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,435 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,435 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:14,435 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:14,435 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,435 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:14,435 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:14,435 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:14,435 INFO L397 ceAbstractionStarter]: At program point L1441(line 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,435 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:27:14,436 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:14,436 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:27:14,436 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:27:14,436 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:27:14,436 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:14,436 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,436 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:27:14,436 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:14,436 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:14,436 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:14,436 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:14,436 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:14,436 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,436 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,437 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,437 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,437 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:14,437 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:14,437 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:27:14,437 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:14,437 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:14,437 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:14,437 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:14,437 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:14,437 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,438 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:14,438 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:14,438 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,438 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:14,438 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:14,438 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,438 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:14,438 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:27:14,438 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,438 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:14,438 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:14,438 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,439 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:14,439 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,439 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:14,439 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,439 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:14,439 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,439 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,439 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:14,439 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:14,439 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 03:27:14,439 INFO L397 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:14,439 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:27:14,439 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:27:14,440 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:14,440 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:27:14,440 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:14,440 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:14,440 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:27:14,442 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:14,442 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:14,442 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:14,442 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:14,442 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:14,442 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:14,442 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:14,442 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_releaseErr0EnsuresViolation======== [2018-01-21 03:27:14,442 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:14,444 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:14,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-01-21 03:27:14,446 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:14,446 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:27:14,446 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_releaseErr0EnsuresViolation]=== [2018-01-21 03:27:14,446 INFO L82 PathProgramCache]: Analyzing trace with hash -747251414, now seen corresponding path program 1 times [2018-01-21 03:27:14,446 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:14,447 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:14,447 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:14,447 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:14,447 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:14,475 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:14,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:14,654 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:14,654 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-21 03:27:14,654 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:14,655 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-21 03:27:14,655 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-21 03:27:14,655 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-01-21 03:27:14,655 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 9 states. [2018-01-21 03:27:14,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:14,774 INFO L93 Difference]: Finished difference Result 204 states and 220 transitions. [2018-01-21 03:27:14,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-21 03:27:14,775 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 51 [2018-01-21 03:27:14,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:14,782 INFO L225 Difference]: With dead ends: 204 [2018-01-21 03:27:14,816 INFO L226 Difference]: Without dead ends: 100 [2018-01-21 03:27:14,817 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 [2018-01-21 03:27:14,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-01-21 03:27:14,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-01-21 03:27:14,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-01-21 03:27:14,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 105 transitions. [2018-01-21 03:27:14,843 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 105 transitions. Word has length 51 [2018-01-21 03:27:14,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:14,844 INFO L432 AbstractCegarLoop]: Abstraction has 98 states and 105 transitions. [2018-01-21 03:27:14,844 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-21 03:27:14,844 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 105 transitions. [2018-01-21 03:27:14,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-01-21 03:27:14,847 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:14,847 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] [2018-01-21 03:27:14,847 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_kobject_releaseErr0EnsuresViolation]=== [2018-01-21 03:27:14,847 INFO L82 PathProgramCache]: Analyzing trace with hash -426270026, now seen corresponding path program 1 times [2018-01-21 03:27:14,847 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:14,849 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:14,850 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:14,850 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:14,850 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:14,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:14,869 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:15,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:15,068 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:15,068 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:27:15,068 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:15,070 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:27:15,070 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:27:15,071 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:15,071 INFO L87 Difference]: Start difference. First operand 98 states and 105 transitions. Second operand 5 states. [2018-01-21 03:27:15,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:15,127 INFO L93 Difference]: Finished difference Result 182 states and 195 transitions. [2018-01-21 03:27:15,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:27:15,128 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2018-01-21 03:27:15,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:15,130 INFO L225 Difference]: With dead ends: 182 [2018-01-21 03:27:15,131 INFO L226 Difference]: Without dead ends: 98 [2018-01-21 03:27:15,132 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:15,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-01-21 03:27:15,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-01-21 03:27:15,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-01-21 03:27:15,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 104 transitions. [2018-01-21 03:27:15,143 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 104 transitions. Word has length 63 [2018-01-21 03:27:15,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:15,143 INFO L432 AbstractCegarLoop]: Abstraction has 98 states and 104 transitions. [2018-01-21 03:27:15,143 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:27:15,143 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 104 transitions. [2018-01-21 03:27:15,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-01-21 03:27:15,146 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:15,147 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] [2018-01-21 03:27:15,147 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_kobject_releaseErr0EnsuresViolation]=== [2018-01-21 03:27:15,147 INFO L82 PathProgramCache]: Analyzing trace with hash -97093832, now seen corresponding path program 1 times [2018-01-21 03:27:15,147 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:15,149 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:15,149 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:15,150 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:15,150 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:15,164 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:15,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:15,251 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:15,251 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-21 03:27:15,251 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:15,252 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-21 03:27:15,254 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-21 03:27:15,254 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:27:15,254 INFO L87 Difference]: Start difference. First operand 98 states and 104 transitions. Second operand 4 states. [2018-01-21 03:27:15,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:15,281 INFO L93 Difference]: Finished difference Result 98 states and 104 transitions. [2018-01-21 03:27:15,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-21 03:27:15,281 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 65 [2018-01-21 03:27:15,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:15,282 INFO L225 Difference]: With dead ends: 98 [2018-01-21 03:27:15,282 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:15,283 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:27:15,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:15,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:15,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:15,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:15,284 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2018-01-21 03:27:15,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:15,284 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:15,284 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-21 03:27:15,284 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:15,284 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:15,285 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:27:15,444 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:15,444 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:15,444 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:15,444 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:27:15,444 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:27:15,444 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:27:15,444 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:15,444 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:27:15,445 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:27:15,445 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:27:15,445 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,445 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,445 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:27:15,445 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:15,445 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:27:15,445 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:15,445 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:27:15,446 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:27:15,446 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:15,446 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:15,446 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,446 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:15,446 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,446 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:15,446 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:27:15,446 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:15,447 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,447 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:27:15,447 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:15,447 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:15,447 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,447 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:15,447 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:15,447 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,447 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:15,448 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:27:15,448 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:15,448 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:27:15,448 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,448 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:15,448 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:15,448 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:15,448 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:15,448 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,448 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:15,449 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:15,449 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:15,449 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:27:15,449 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:15,449 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:15,449 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:15,449 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:15,449 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:15,449 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:15,449 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:27:15,450 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:15,450 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,450 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:27:15,450 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:15,450 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:15,450 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,450 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:15,450 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:15,450 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:15,451 INFO L397 ceAbstractionStarter]: At program point L1441(line 1441) 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)|)) [2018-01-21 03:27:15,451 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:27:15,451 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:15,451 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:27:15,451 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:27:15,451 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:27:15,451 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:15,451 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,451 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:27:15,451 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:15,452 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:15,452 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:15,452 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:15,452 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:15,452 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:15,452 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:15,452 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,452 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:15,452 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:15,452 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:15,453 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:27:15,453 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:15,453 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:15,453 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:15,453 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:15,453 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:15,453 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,453 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:15,453 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:15,453 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,454 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:15,454 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:15,454 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,454 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:15,454 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:27:15,454 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,454 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:15,454 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:15,454 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:15,455 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:15,455 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:15,455 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:15,455 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,455 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:15,455 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:15,455 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:15,455 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:15,455 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:15,455 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 03:27:15,456 INFO L397 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:15,456 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:27:15,456 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:27:15,456 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:15,456 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:27:15,456 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:15,456 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:15,456 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:27:15,458 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:15,458 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:15,458 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:15,459 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:15,459 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:15,459 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:15,459 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:15,459 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_cleanupErr0EnsuresViolation======== [2018-01-21 03:27:15,459 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:15,463 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:15,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-01-21 03:27:15,465 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:15,465 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] [2018-01-21 03:27:15,466 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_cleanupErr0EnsuresViolation]=== [2018-01-21 03:27:15,466 INFO L82 PathProgramCache]: Analyzing trace with hash 75199988, now seen corresponding path program 1 times [2018-01-21 03:27:15,473 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:15,474 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:15,474 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:15,475 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:15,475 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:15,505 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:15,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:15,617 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:15,617 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-21 03:27:15,617 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:15,617 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-21 03:27:15,618 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-21 03:27:15,618 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-01-21 03:27:15,618 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 9 states. [2018-01-21 03:27:15,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:15,729 INFO L93 Difference]: Finished difference Result 204 states and 220 transitions. [2018-01-21 03:27:15,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-21 03:27:15,729 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 49 [2018-01-21 03:27:15,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:15,730 INFO L225 Difference]: With dead ends: 204 [2018-01-21 03:27:15,731 INFO L226 Difference]: Without dead ends: 100 [2018-01-21 03:27:15,731 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 [2018-01-21 03:27:15,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-01-21 03:27:15,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-01-21 03:27:15,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-01-21 03:27:15,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 105 transitions. [2018-01-21 03:27:15,738 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 105 transitions. Word has length 49 [2018-01-21 03:27:15,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:15,738 INFO L432 AbstractCegarLoop]: Abstraction has 98 states and 105 transitions. [2018-01-21 03:27:15,738 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-21 03:27:15,739 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 105 transitions. [2018-01-21 03:27:15,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-01-21 03:27:15,740 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:15,740 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] [2018-01-21 03:27:15,740 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_kobject_cleanupErr0EnsuresViolation]=== [2018-01-21 03:27:15,740 INFO L82 PathProgramCache]: Analyzing trace with hash -1806028160, now seen corresponding path program 1 times [2018-01-21 03:27:15,740 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:15,741 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:15,741 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:15,741 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:15,741 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:15,753 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:15,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:15,817 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:15,817 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:27:15,817 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:15,818 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:27:15,818 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:27:15,818 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:15,818 INFO L87 Difference]: Start difference. First operand 98 states and 105 transitions. Second operand 5 states. [2018-01-21 03:27:15,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:15,829 INFO L93 Difference]: Finished difference Result 182 states and 195 transitions. [2018-01-21 03:27:15,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:27:15,830 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2018-01-21 03:27:15,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:15,831 INFO L225 Difference]: With dead ends: 182 [2018-01-21 03:27:15,831 INFO L226 Difference]: Without dead ends: 98 [2018-01-21 03:27:15,832 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:15,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-01-21 03:27:15,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-01-21 03:27:15,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-01-21 03:27:15,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 104 transitions. [2018-01-21 03:27:15,841 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 104 transitions. Word has length 61 [2018-01-21 03:27:15,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:15,841 INFO L432 AbstractCegarLoop]: Abstraction has 98 states and 104 transitions. [2018-01-21 03:27:15,841 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:27:15,841 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 104 transitions. [2018-01-21 03:27:15,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-01-21 03:27:15,842 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:15,843 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] [2018-01-21 03:27:15,843 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_kobject_cleanupErr0EnsuresViolation]=== [2018-01-21 03:27:15,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1421328510, now seen corresponding path program 1 times [2018-01-21 03:27:15,843 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:15,844 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:15,844 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:15,845 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:15,845 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:15,858 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:15,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:15,906 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:15,906 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-21 03:27:15,906 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:15,906 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-21 03:27:15,908 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-21 03:27:15,908 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:27:15,908 INFO L87 Difference]: Start difference. First operand 98 states and 104 transitions. Second operand 4 states. [2018-01-21 03:27:15,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:15,929 INFO L93 Difference]: Finished difference Result 98 states and 104 transitions. [2018-01-21 03:27:15,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-21 03:27:15,930 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 63 [2018-01-21 03:27:15,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:15,930 INFO L225 Difference]: With dead ends: 98 [2018-01-21 03:27:15,930 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:15,931 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:27:15,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:15,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:15,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:15,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:15,932 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2018-01-21 03:27:15,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:15,932 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:15,932 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-21 03:27:15,932 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:15,932 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:15,933 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:27:16,068 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,069 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,069 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,069 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:27:16,069 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:27:16,069 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:27:16,069 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,069 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:27:16,069 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:27:16,069 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:27:16,070 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,070 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,070 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:27:16,070 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,070 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:27:16,070 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,070 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:27:16,070 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:27:16,070 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,070 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,070 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,070 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,070 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,070 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,071 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:27:16,071 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:16,071 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,071 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:27:16,071 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,071 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,071 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,071 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,071 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,071 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,071 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:16,071 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:27:16,071 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:16,071 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:27:16,071 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:16,072 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:27:16,073 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:16,073 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,073 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:27:16,073 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:16,073 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:16,073 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,073 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,073 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,073 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,073 INFO L397 ceAbstractionStarter]: At program point L1441(line 1441) 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)|)) [2018-01-21 03:27:16,073 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:27:16,073 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:16,073 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:27:16,073 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:16,074 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,074 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:16,074 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,075 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:27:16,075 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:16,075 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:16,075 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:16,075 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,075 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,075 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,075 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,075 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,075 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,075 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:16,075 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,076 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,076 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,076 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:27:16,076 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,076 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,076 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:16,076 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,076 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:16,076 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,076 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,076 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,076 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,076 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:16,076 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,077 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,077 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,077 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 03:27:16,077 INFO L397 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:16,077 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:27:16,077 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:27:16,077 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,077 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:27:16,077 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,077 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,077 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:27:16,079 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:16,079 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:16,079 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:16,079 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:16,079 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:16,079 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:16,079 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:16,079 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-21 03:27:16,079 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:16,081 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:16,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-01-21 03:27:16,082 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:16,082 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] [2018-01-21 03:27:16,082 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-21 03:27:16,082 INFO L82 PathProgramCache]: Analyzing trace with hash 852293308, now seen corresponding path program 1 times [2018-01-21 03:27:16,082 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:16,083 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:16,083 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:16,083 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:16,083 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:16,091 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:16,164 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-01-21 03:27:16,164 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:16,164 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:27:16,164 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:16,165 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:27:16,165 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:27:16,165 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:16,165 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 03:27:16,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:16,379 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 03:27:16,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:27:16,380 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2018-01-21 03:27:16,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:16,380 INFO L225 Difference]: With dead ends: 123 [2018-01-21 03:27:16,380 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:16,381 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 [2018-01-21 03:27:16,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:16,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:16,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:16,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:16,381 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2018-01-21 03:27:16,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:16,381 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:16,381 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:27:16,381 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:16,381 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:16,382 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:27:16,429 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,430 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,430 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,430 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:27:16,430 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:27:16,430 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:27:16,430 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,430 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:27:16,430 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:27:16,430 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:27:16,431 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,431 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,431 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:27:16,431 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,431 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:27:16,431 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,431 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:27:16,431 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:27:16,431 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,431 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,432 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,432 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,432 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,432 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,432 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:27:16,432 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:16,432 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,432 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:27:16,432 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,432 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,433 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,433 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,433 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,433 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,433 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:16,433 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:27:16,433 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:16,433 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:27:16,433 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,433 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:16,433 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:16,434 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:16,434 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:16,434 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,434 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,434 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,434 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,434 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:27:16,434 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,434 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:16,434 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,434 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,434 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:16,435 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:16,435 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:27:16,435 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:16,435 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,435 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:27:16,435 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:16,435 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:16,435 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,435 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,435 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,436 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,436 INFO L397 ceAbstractionStarter]: At program point L1441(line 1441) 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)|)) [2018-01-21 03:27:16,436 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:27:16,436 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:16,436 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:27:16,436 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:27:16,436 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:27:16,436 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:16,436 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,436 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:27:16,437 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:16,437 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,437 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,437 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,437 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:16,437 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,437 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,437 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,437 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,437 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:16,437 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,438 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:27:16,438 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:16,438 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:16,438 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:16,438 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,438 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,438 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,438 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,438 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,438 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,438 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:16,439 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,439 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,439 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,439 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:27:16,439 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,439 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,439 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:16,439 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,439 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:16,439 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,439 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,440 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,440 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,440 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:16,440 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,440 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,440 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,440 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 03:27:16,440 INFO L397 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:16,440 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:27:16,441 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:27:16,441 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,441 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:27:16,441 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,441 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,441 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:27:16,442 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:16,443 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:16,443 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:16,443 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:16,443 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:16,443 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:16,443 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:16,443 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == LDV_INIT_LIST_HEADErr0EnsuresViolation======== [2018-01-21 03:27:16,443 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:16,445 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:16,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-01-21 03:27:16,446 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:16,446 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:27:16,446 INFO L371 AbstractCegarLoop]: === Iteration 1 === [LDV_INIT_LIST_HEADErr0EnsuresViolation]=== [2018-01-21 03:27:16,446 INFO L82 PathProgramCache]: Analyzing trace with hash -886060206, now seen corresponding path program 1 times [2018-01-21 03:27:16,446 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:16,447 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:16,447 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:16,448 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:16,448 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:16,455 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:16,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:16,515 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:16,515 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:27:16,515 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:16,515 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:27:16,515 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:27:16,516 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:16,516 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 5 states. [2018-01-21 03:27:16,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:16,547 INFO L93 Difference]: Finished difference Result 225 states and 245 transitions. [2018-01-21 03:27:16,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:27:16,547 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2018-01-21 03:27:16,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:16,547 INFO L225 Difference]: With dead ends: 225 [2018-01-21 03:27:16,547 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:16,548 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:16,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:16,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:16,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:16,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:16,548 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2018-01-21 03:27:16,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:16,549 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:16,549 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:27:16,549 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:16,549 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:16,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:27:16,573 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,573 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,573 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,573 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:27:16,573 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:27:16,573 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:27:16,573 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,574 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:27:16,574 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:27:16,574 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:27:16,574 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,574 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,574 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:27:16,574 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,574 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:27:16,574 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,574 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:27:16,574 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:27:16,574 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,574 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,575 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,575 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,575 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,575 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,575 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:27:16,575 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:16,575 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,575 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:27:16,575 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,575 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,575 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,575 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,575 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,575 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:27:16,576 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:16,576 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,576 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,576 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:16,577 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,577 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,577 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:16,577 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:16,577 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:27:16,577 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:16,577 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,577 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:27:16,577 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:16,577 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:16,577 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,577 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,577 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,578 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,578 INFO L397 ceAbstractionStarter]: At program point L1441(line 1441) 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)|)) [2018-01-21 03:27:16,578 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:27:16,578 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:16,578 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:27:16,578 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:27:16,578 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:27:16,578 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:16,578 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,579 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:27:16,579 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:16,579 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,579 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,579 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,579 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:16,579 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,579 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,579 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,580 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,580 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:16,580 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,580 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:27:16,580 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:16,580 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:16,580 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:16,580 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,580 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,580 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,581 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,581 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,581 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,581 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:16,581 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,581 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,581 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,581 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:27:16,581 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,581 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,582 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:16,582 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,582 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:16,582 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,582 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,582 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,582 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,582 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:16,583 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,583 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,583 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,583 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 03:27:16,583 INFO L397 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:16,583 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:27:16,583 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:27:16,583 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,583 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:27:16,583 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,584 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,584 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:27:16,585 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:16,585 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:16,585 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:16,585 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:16,586 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:16,586 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:16,586 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:16,586 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_putErr0EnsuresViolation======== [2018-01-21 03:27:16,586 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:16,587 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:16,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-01-21 03:27:16,587 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:16,587 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] [2018-01-21 03:27:16,587 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_putErr0EnsuresViolation]=== [2018-01-21 03:27:16,587 INFO L82 PathProgramCache]: Analyzing trace with hash -1187963221, now seen corresponding path program 1 times [2018-01-21 03:27:16,588 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:16,588 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:16,589 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:16,589 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:16,589 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:16,595 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:16,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:16,610 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:16,610 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:27:16,610 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:16,611 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:27:16,611 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:27:16,611 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:16,611 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 03:27:16,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:16,718 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 03:27:16,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:27:16,718 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2018-01-21 03:27:16,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:16,719 INFO L225 Difference]: With dead ends: 123 [2018-01-21 03:27:16,719 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:16,720 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:16,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:16,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:16,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:16,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:16,720 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2018-01-21 03:27:16,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:16,721 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:16,721 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:27:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:16,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:16,721 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:27:16,796 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,796 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,797 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,797 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:27:16,797 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:27:16,797 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:27:16,797 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,797 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:27:16,797 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:27:16,797 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:27:16,797 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,797 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,798 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:27:16,798 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,798 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:27:16,798 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,798 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:27:16,798 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:27:16,798 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,798 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,799 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,799 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,799 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,799 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,799 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:27:16,799 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:16,799 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,799 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:27:16,799 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,799 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,799 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,799 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,800 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,800 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,800 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:16,800 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:27:16,800 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:16,800 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:27:16,800 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,800 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:16,800 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:16,800 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:16,800 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:16,800 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,801 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,801 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,801 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,801 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:27:16,801 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,801 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:16,801 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,801 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,801 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:16,801 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:16,801 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:27:16,801 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:16,801 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,802 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:27:16,802 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:16,802 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:16,802 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,802 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,802 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,802 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,802 INFO L397 ceAbstractionStarter]: At program point L1441(line 1441) 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)|)) [2018-01-21 03:27:16,802 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:27:16,802 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:16,802 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:27:16,802 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:27:16,803 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:27:16,803 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:16,803 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,803 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:27:16,803 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:16,803 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,803 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,803 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,803 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:16,803 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,803 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,803 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,803 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,804 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:16,804 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,804 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:27:16,804 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:16,804 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:16,804 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:16,804 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,804 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,804 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,804 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,804 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,804 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,804 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:16,805 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,805 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,805 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,805 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:27:16,805 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,805 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,805 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:16,805 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,805 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:16,805 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,805 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,805 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,806 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,806 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:16,806 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,806 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,806 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,806 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 03:27:16,806 INFO L397 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:16,806 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:27:16,806 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:27:16,806 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,806 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:27:16,806 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,807 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,807 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:27:16,808 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:16,808 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:16,808 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:16,808 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:16,808 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:16,808 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:16,808 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:16,808 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == f_22_putErr0EnsuresViolation======== [2018-01-21 03:27:16,809 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:16,810 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:16,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-01-21 03:27:16,811 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:16,811 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] [2018-01-21 03:27:16,811 INFO L371 AbstractCegarLoop]: === Iteration 1 === [f_22_putErr0EnsuresViolation]=== [2018-01-21 03:27:16,812 INFO L82 PathProgramCache]: Analyzing trace with hash 828649589, now seen corresponding path program 1 times [2018-01-21 03:27:16,812 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:16,813 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:16,813 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:16,813 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:16,814 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:16,834 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:16,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:16,864 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:16,864 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:27:16,864 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:16,865 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:27:16,865 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:27:16,865 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:16,865 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 03:27:16,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:16,945 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 03:27:16,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:27:16,945 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-01-21 03:27:16,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:16,946 INFO L225 Difference]: With dead ends: 123 [2018-01-21 03:27:16,946 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:16,946 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:16,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:16,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:16,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:16,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:16,947 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-01-21 03:27:16,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:16,947 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:16,947 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:27:16,947 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:16,947 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:16,947 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:27:16,984 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,984 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,984 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:16,984 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:27:16,984 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:27:16,984 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:27:16,984 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,984 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:27:16,984 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:27:16,984 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:27:16,985 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,985 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,985 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:27:16,985 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,985 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:27:16,985 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:16,985 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:27:16,985 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:27:16,985 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,985 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,985 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,985 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,985 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,985 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,985 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:27:16,986 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:16,986 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,986 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:27:16,986 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:16,986 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,986 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,986 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,986 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:16,986 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,986 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:16,986 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:27:16,986 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:16,986 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:27:16,986 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,986 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:16,986 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:16,987 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,988 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:27:16,988 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:16,988 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:16,988 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,988 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,988 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,988 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:16,988 INFO L397 ceAbstractionStarter]: At program point L1441(line 1441) 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)|)) [2018-01-21 03:27:16,988 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:27:16,988 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:16,988 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:27:16,988 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:27:16,988 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:27:16,988 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:16,988 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:16,989 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,990 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:16,990 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,990 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,990 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:16,990 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,990 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:16,990 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,990 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,990 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,990 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:27:16,990 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,990 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:16,990 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:16,990 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,990 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:16,991 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,991 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:16,991 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,991 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,991 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:16,991 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:16,991 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,991 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:16,991 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 03:27:16,991 INFO L397 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:16,991 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:27:16,991 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:27:16,991 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,991 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:27:16,991 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,992 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:16,992 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:27:16,993 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:16,993 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:16,993 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:16,993 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:16,993 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:16,993 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:16,993 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:16,993 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_initErr0EnsuresViolation======== [2018-01-21 03:27:16,993 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:16,994 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:16,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-01-21 03:27:16,994 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:16,994 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:27:16,995 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_initErr0EnsuresViolation]=== [2018-01-21 03:27:16,995 INFO L82 PathProgramCache]: Analyzing trace with hash -790465319, now seen corresponding path program 1 times [2018-01-21 03:27:16,995 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:16,996 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:16,996 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:16,996 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:16,996 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:17,001 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:17,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:17,054 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:17,054 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:27:17,054 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:17,055 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:27:17,055 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:27:17,055 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:17,055 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 5 states. [2018-01-21 03:27:17,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:17,089 INFO L93 Difference]: Finished difference Result 225 states and 245 transitions. [2018-01-21 03:27:17,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:27:17,090 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-01-21 03:27:17,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:17,090 INFO L225 Difference]: With dead ends: 225 [2018-01-21 03:27:17,090 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:17,091 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:17,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:17,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:17,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:17,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:17,092 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2018-01-21 03:27:17,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:17,092 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:17,092 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:27:17,093 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:17,093 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:17,094 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 03:27:17,229 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:17,229 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:17,229 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 03:27:17,230 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 03:27:17,230 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 03:27:17,230 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 03:27:17,230 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:17,230 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 03:27:17,230 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 03:27:17,230 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 03:27:17,230 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,230 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,230 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 03:27:17,230 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:17,230 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 03:27:17,230 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 03:27:17,230 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 03:27:17,231 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 03:27:17,231 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:17,231 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:17,231 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,231 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:17,231 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,231 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:17,231 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 03:27:17,231 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:17,231 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,231 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 03:27:17,231 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 03:27:17,231 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:17,231 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,231 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:17,231 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 03:27:17,232 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,232 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:17,232 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 03:27:17,232 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:17,232 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 03:27:17,232 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,232 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 03:27:17,232 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:17,232 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 03:27:17,232 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 03:27:17,232 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,232 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:17,232 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:17,232 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 03:27:17,232 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 03:27:17,232 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:17,233 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:17,233 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:17,233 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 03:27:17,233 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 03:27:17,233 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:17,233 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 03:27:17,233 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:17,233 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,233 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (or (not (= 0 |ldv_kobject_put_#in~kobj.offset|)) (not (= 0 |ldv_kobject_put_#in~kobj.base|)))) [2018-01-21 03:27:17,233 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 03:27:17,233 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 03:27:17,233 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,233 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:17,233 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:17,233 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 03:27:17,234 INFO L397 ceAbstractionStarter]: At program point L1441(line 1441) 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)|)) [2018-01-21 03:27:17,234 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 03:27:17,234 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:17,234 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 03:27:17,234 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 03:27:17,234 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 03:27:17,234 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 03:27:17,234 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,234 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 03:27:17,234 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:17,234 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:17,234 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:17,234 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 03:27:17,234 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 03:27:17,234 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:17,234 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:17,235 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,235 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:17,235 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:17,235 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:17,235 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 03:27:17,235 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:17,235 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 03:27:17,235 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 03:27:17,235 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:17,235 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 03:27:17,235 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,235 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 03:27:17,235 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 03:27:17,235 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,235 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 03:27:17,235 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:17,236 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,236 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:17,236 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 03:27:17,236 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,236 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 03:27:17,236 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:17,236 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:17,236 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 03:27:17,236 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:17,236 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 03:27:17,236 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,236 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:17,236 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:17,236 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 03:27:17,236 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:17,237 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 03:27:17,237 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 03:27:17,237 INFO L397 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= 0 entry_point_~kobj~26.base) (= 0 entry_point_~kobj~26.offset)) [2018-01-21 03:27:17,237 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 03:27:17,237 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 03:27:17,237 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:17,237 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 03:27:17,237 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:17,237 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 03:27:17,237 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 03:27:17,238 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:17,239 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:17,239 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:17,239 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:17,239 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:17,239 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:17,239 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:17,239 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_mallocErr0EnsuresViolation======== [2018-01-21 03:27:17,239 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:17,241 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:17,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-01-21 03:27:17,241 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:17,241 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:27:17,241 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_mallocErr0EnsuresViolation]=== [2018-01-21 03:27:17,242 INFO L82 PathProgramCache]: Analyzing trace with hash 1531555718, now seen corresponding path program 1 times [2018-01-21 03:27:17,242 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:17,243 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:17,243 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:17,243 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:17,243 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:17,248 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:17,257 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:17,257 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:27:17,257 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:17,258 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:27:17,258 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:27:17,258 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:17,258 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 03:27:17,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:17,441 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 03:27:17,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:27:17,442 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2018-01-21 03:27:17,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:17,445 INFO L225 Difference]: With dead ends: 123 [2018-01-21 03:27:17,445 INFO L226 Difference]: Without dead ends: 16 [2018-01-21 03:27:17,445 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:17,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2018-01-21 03:27:17,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2018-01-21 03:27:17,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-01-21 03:27:17,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2018-01-21 03:27:17,449 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 13 [2018-01-21 03:27:17,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:17,453 INFO L432 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2018-01-21 03:27:17,453 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:27:17,453 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-01-21 03:27:17,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-01-21 03:27:17,454 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:17,454 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:27:17,454 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_mallocErr0EnsuresViolation]=== [2018-01-21 03:27:17,454 INFO L82 PathProgramCache]: Analyzing trace with hash -1348827000, now seen corresponding path program 1 times [2018-01-21 03:27:17,454 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:17,456 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:17,456 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:17,456 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:17,456 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 03:27:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 03:27:17,506 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-21 03:27:17,513 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:27:17,515 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:27:17,532 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:17,533 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:17,533 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:17,533 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:17,533 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:17,533 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:17,533 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:17,533 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-21 03:27:17,533 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:17,535 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:17,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-01-21 03:27:17,536 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:17,536 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-01-21 03:27:17,536 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-21 03:27:17,536 INFO L82 PathProgramCache]: Analyzing trace with hash 194152, now seen corresponding path program 1 times [2018-01-21 03:27:17,536 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:17,537 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:17,538 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:17,538 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:17,538 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 03:27:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 03:27:17,543 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-21 03:27:17,544 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:27:17,546 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:17,546 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:17,546 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:17,546 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:17,546 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:17,546 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:17,546 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:17,546 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_atomic_sub_returnErr0EnsuresViolation======== [2018-01-21 03:27:17,546 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:17,550 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:17,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-01-21 03:27:17,551 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:17,551 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] [2018-01-21 03:27:17,551 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_atomic_sub_returnErr0EnsuresViolation]=== [2018-01-21 03:27:17,552 INFO L82 PathProgramCache]: Analyzing trace with hash -1191229311, now seen corresponding path program 1 times [2018-01-21 03:27:17,552 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:17,553 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:17,553 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:17,553 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:17,553 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:17,571 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:17,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:17,590 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:17,590 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-21 03:27:17,590 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:17,590 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 03:27:17,591 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 03:27:17,591 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 03:27:17,591 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 2 states. [2018-01-21 03:27:17,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:17,598 INFO L93 Difference]: Finished difference Result 121 states and 129 transitions. [2018-01-21 03:27:17,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 03:27:17,599 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 35 [2018-01-21 03:27:17,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:17,599 INFO L225 Difference]: With dead ends: 121 [2018-01-21 03:27:17,599 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:17,600 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 03:27:17,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:17,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:17,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:17,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:17,601 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 35 [2018-01-21 03:27:17,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:17,601 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:17,601 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 03:27:17,601 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:17,601 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:17,603 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:17,603 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:17,603 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:17,603 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:17,603 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:17,604 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:17,604 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:17,604 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation======== [2018-01-21 03:27:17,604 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:17,606 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:17,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-01-21 03:27:17,607 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:17,607 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] [2018-01-21 03:27:17,608 INFO L371 AbstractCegarLoop]: === Iteration 1 === [##fun~$Pointer$~TO~VOIDErr0EnsuresViolation]=== [2018-01-21 03:27:17,608 INFO L82 PathProgramCache]: Analyzing trace with hash -849066811, now seen corresponding path program 1 times [2018-01-21 03:27:17,609 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:17,610 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:17,610 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:17,610 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:17,610 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:17,626 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:17,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:17,925 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:17,925 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-21 03:27:17,925 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:17,925 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-21 03:27:17,925 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-21 03:27:17,926 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-01-21 03:27:17,926 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 9 states. [2018-01-21 03:27:18,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:18,065 INFO L93 Difference]: Finished difference Result 204 states and 220 transitions. [2018-01-21 03:27:18,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-21 03:27:18,066 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 53 [2018-01-21 03:27:18,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:18,068 INFO L225 Difference]: With dead ends: 204 [2018-01-21 03:27:18,068 INFO L226 Difference]: Without dead ends: 100 [2018-01-21 03:27:18,068 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-01-21 03:27:18,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-01-21 03:27:18,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-01-21 03:27:18,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-01-21 03:27:18,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 105 transitions. [2018-01-21 03:27:18,078 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 105 transitions. Word has length 53 [2018-01-21 03:27:18,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:18,079 INFO L432 AbstractCegarLoop]: Abstraction has 98 states and 105 transitions. [2018-01-21 03:27:18,079 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-21 03:27:18,079 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 105 transitions. [2018-01-21 03:27:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-01-21 03:27:18,080 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:18,080 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] [2018-01-21 03:27:18,080 INFO L371 AbstractCegarLoop]: === Iteration 2 === [##fun~$Pointer$~TO~VOIDErr0EnsuresViolation]=== [2018-01-21 03:27:18,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1623598255, now seen corresponding path program 1 times [2018-01-21 03:27:18,081 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:18,081 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:18,082 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:18,082 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:18,082 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:18,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:18,089 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:18,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:18,170 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:18,170 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:27:18,170 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:18,171 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:27:18,171 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:27:18,171 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:18,171 INFO L87 Difference]: Start difference. First operand 98 states and 105 transitions. Second operand 5 states. [2018-01-21 03:27:18,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:18,204 INFO L93 Difference]: Finished difference Result 182 states and 195 transitions. [2018-01-21 03:27:18,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:27:18,208 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2018-01-21 03:27:18,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:18,210 INFO L225 Difference]: With dead ends: 182 [2018-01-21 03:27:18,210 INFO L226 Difference]: Without dead ends: 98 [2018-01-21 03:27:18,211 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:18,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-01-21 03:27:18,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-01-21 03:27:18,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-01-21 03:27:18,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 104 transitions. [2018-01-21 03:27:18,236 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 104 transitions. Word has length 65 [2018-01-21 03:27:18,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:18,236 INFO L432 AbstractCegarLoop]: Abstraction has 98 states and 104 transitions. [2018-01-21 03:27:18,236 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:27:18,236 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 104 transitions. [2018-01-21 03:27:18,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-01-21 03:27:18,237 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:18,237 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] [2018-01-21 03:27:18,238 INFO L371 AbstractCegarLoop]: === Iteration 3 === [##fun~$Pointer$~TO~VOIDErr0EnsuresViolation]=== [2018-01-21 03:27:18,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1182111571, now seen corresponding path program 1 times [2018-01-21 03:27:18,238 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:18,239 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:18,239 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:18,239 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:18,239 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:18,248 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:18,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:18,324 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:18,324 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-21 03:27:18,324 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:18,324 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-21 03:27:18,325 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-21 03:27:18,325 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:27:18,325 INFO L87 Difference]: Start difference. First operand 98 states and 104 transitions. Second operand 4 states. [2018-01-21 03:27:18,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:18,443 INFO L93 Difference]: Finished difference Result 98 states and 104 transitions. [2018-01-21 03:27:18,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-21 03:27:18,452 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 67 [2018-01-21 03:27:18,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:18,452 INFO L225 Difference]: With dead ends: 98 [2018-01-21 03:27:18,452 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:18,453 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 03:27:18,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:18,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:18,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:18,453 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2018-01-21 03:27:18,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:18,454 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:18,454 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-21 03:27:18,454 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:18,454 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:18,456 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:18,457 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:18,457 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:18,457 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:18,457 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:18,457 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:18,457 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:18,457 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_putErr0EnsuresViolation======== [2018-01-21 03:27:18,457 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:18,459 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:18,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-01-21 03:27:18,460 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:18,460 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] [2018-01-21 03:27:18,460 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_putErr0EnsuresViolation]=== [2018-01-21 03:27:18,461 INFO L82 PathProgramCache]: Analyzing trace with hash 1838034520, now seen corresponding path program 1 times [2018-01-21 03:27:18,461 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:18,462 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:18,462 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:18,462 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:18,462 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:18,480 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:18,565 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:18,565 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:27:18,565 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:18,565 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:27:18,566 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:27:18,566 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:18,566 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 03:27:18,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:18,758 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 03:27:18,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:27:18,759 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2018-01-21 03:27:18,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:18,759 INFO L225 Difference]: With dead ends: 123 [2018-01-21 03:27:18,759 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:18,759 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:18,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:18,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:18,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:18,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:18,760 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2018-01-21 03:27:18,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:18,760 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:18,760 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:27:18,760 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:18,760 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:18,761 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:18,761 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:18,761 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:18,761 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:18,761 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:18,761 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:18,762 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:18,762 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-21 03:27:18,762 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:18,762 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:18,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-01-21 03:27:18,763 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:18,763 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] [2018-01-21 03:27:18,763 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-21 03:27:18,764 INFO L82 PathProgramCache]: Analyzing trace with hash -1284880107, now seen corresponding path program 1 times [2018-01-21 03:27:18,764 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:18,765 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:18,765 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:18,765 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:18,765 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 03:27:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 03:27:18,787 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-21 03:27:18,792 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:27:18,798 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:27:18,799 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:27:18,800 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:27:18,800 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:27:18,801 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:27:18,803 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:27:18,803 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:27:18,803 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 03:27:18,807 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:18,807 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:18,807 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:18,807 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:18,808 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:18,808 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:18,808 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:18,808 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == entry_pointErr0EnsuresViolation======== [2018-01-21 03:27:18,808 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:18,809 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:18,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-01-21 03:27:18,810 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:18,810 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] [2018-01-21 03:27:18,811 INFO L371 AbstractCegarLoop]: === Iteration 1 === [entry_pointErr0EnsuresViolation]=== [2018-01-21 03:27:18,811 INFO L82 PathProgramCache]: Analyzing trace with hash -2113077254, now seen corresponding path program 1 times [2018-01-21 03:27:18,811 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:18,812 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:18,812 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:18,812 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:18,812 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:18,822 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:18,880 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-01-21 03:27:18,880 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:18,881 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 03:27:18,881 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:18,881 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 03:27:18,881 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 03:27:18,881 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:18,882 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 03:27:19,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:19,135 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 03:27:19,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 03:27:19,135 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-01-21 03:27:19,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:19,135 INFO L225 Difference]: With dead ends: 123 [2018-01-21 03:27:19,135 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:19,136 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 03:27:19,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:19,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:19,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:19,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:19,136 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2018-01-21 03:27:19,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:19,136 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:19,136 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 03:27:19,137 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:19,137 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:19,138 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 03:27:19,138 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 03:27:19,138 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 03:27:19,138 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 03:27:19,138 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 03:27:19,138 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 03:27:19,138 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 03:27:19,138 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_init_internalErr0EnsuresViolation======== [2018-01-21 03:27:19,138 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 03:27:19,139 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 03:27:19,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-01-21 03:27:19,140 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 03:27:19,140 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 03:27:19,140 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_init_internalErr0EnsuresViolation]=== [2018-01-21 03:27:19,140 INFO L82 PathProgramCache]: Analyzing trace with hash 558483832, now seen corresponding path program 1 times [2018-01-21 03:27:19,140 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 03:27:19,141 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:19,141 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 03:27:19,141 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 03:27:19,141 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 03:27:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 03:27:19,146 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 03:27:19,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 03:27:19,200 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 03:27:19,200 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 03:27:19,200 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 03:27:19,200 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 03:27:19,200 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 03:27:19,200 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:19,201 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 5 states. [2018-01-21 03:27:19,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 03:27:19,233 INFO L93 Difference]: Finished difference Result 225 states and 245 transitions. [2018-01-21 03:27:19,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 03:27:19,233 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-01-21 03:27:19,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 03:27:19,234 INFO L225 Difference]: With dead ends: 225 [2018-01-21 03:27:19,234 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 03:27:19,235 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 03:27:19,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 03:27:19,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 03:27:19,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 03:27:19,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 03:27:19,236 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2018-01-21 03:27:19,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 03:27:19,236 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 03:27:19,236 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 03:27:19,236 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 03:27:19,236 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 03:27:19,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.01 03:27:19 BoogieIcfgContainer [2018-01-21 03:27:19,239 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-21 03:27:19,242 INFO L168 Benchmark]: Toolchain (without parser) took 7873.67 ms. Allocated memory was 311.4 MB in the beginning and 557.3 MB in the end (delta: 245.9 MB). Free memory was 268.6 MB in the beginning and 427.8 MB in the end (delta: -159.2 MB). Peak memory consumption was 86.7 MB. Max. memory is 5.3 GB. [2018-01-21 03:27:19,243 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 311.4 MB. Free memory is still 274.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 03:27:19,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.91 ms. Allocated memory is still 311.4 MB. Free memory was 268.6 MB in the beginning and 254.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 5.3 GB. [2018-01-21 03:27:19,244 INFO L168 Benchmark]: Boogie Preprocessor took 45.39 ms. Allocated memory is still 311.4 MB. Free memory was 254.6 MB in the beginning and 252.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-21 03:27:19,244 INFO L168 Benchmark]: RCFGBuilder took 635.21 ms. Allocated memory is still 311.4 MB. Free memory was 252.6 MB in the beginning and 221.7 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 5.3 GB. [2018-01-21 03:27:19,244 INFO L168 Benchmark]: TraceAbstraction took 6876.04 ms. Allocated memory was 311.4 MB in the beginning and 557.3 MB in the end (delta: 245.9 MB). Free memory was 221.7 MB in the beginning and 427.8 MB in the end (delta: -206.1 MB). Peak memory consumption was 39.8 MB. Max. memory is 5.3 GB. [2018-01-21 03:27:19,246 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 311.4 MB. Free memory is still 274.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 305.91 ms. Allocated memory is still 311.4 MB. Free memory was 268.6 MB in the beginning and 254.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 45.39 ms. Allocated memory is still 311.4 MB. Free memory was 254.6 MB in the beginning and 252.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 635.21 ms. Allocated memory is still 311.4 MB. Free memory was 252.6 MB in the beginning and 221.7 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 6876.04 ms. Allocated memory was 311.4 MB in the beginning and 557.3 MB in the end (delta: 245.9 MB). Free memory was 221.7 MB in the beginning and 427.8 MB in the end (delta: -206.1 MB). Peak memory consumption was 39.8 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1292]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_kref_initErr0EnsuresViolation CFG has 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.8s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 122 SDtfs, 4 SDslu, 361 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=121occurred 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, 38 LocationsWithAnnotation, 67 PreInvPairs, 71 NumberOfFragments, 38 HoareAnnotationTreeSize, 67 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 38 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.7s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 85 SDtfs, 57 SDslu, 3 SDs, 0 SdLazy, 40 SolverSat, 40 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s 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=121occurred 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, 38 LocationsWithAnnotation, 40 PreInvPairs, 40 NumberOfFragments, 88 HoareAnnotationTreeSize, 40 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 38 FomulaSimplificationsInter, 22 FormulaSimplificationTreeSizeReductionInter, 0.3s 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 85 SDtfs, 60 SDslu, 3 SDs, 0 SdLazy, 40 SolverSat, 42 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=121occurred 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, 38 LocationsWithAnnotation, 40 PreInvPairs, 40 NumberOfFragments, 88 HoareAnnotationTreeSize, 40 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 38 FomulaSimplificationsInter, 22 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 1824 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 1.0s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 19 SDslu, 1146 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, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=121occurred 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, 38 LocationsWithAnnotation, 86 PreInvPairs, 88 NumberOfFragments, 87 HoareAnnotationTreeSize, 86 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 38 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 15096 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.6s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 19 SDslu, 1146 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=121occurred 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, 38 LocationsWithAnnotation, 86 PreInvPairs, 88 NumberOfFragments, 87 HoareAnnotationTreeSize, 86 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 38 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 173 NumberOfCodeBlocks, 173 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 170 ConstructedInterpolants, 0 QuantifiedInterpolants, 14236 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 85 SDtfs, 48 SDslu, 3 SDs, 0 SdLazy, 40 SolverSat, 30 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s 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=121occurred 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, 38 LocationsWithAnnotation, 40 PreInvPairs, 40 NumberOfFragments, 88 HoareAnnotationTreeSize, 40 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 38 FomulaSimplificationsInter, 22 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, 3395 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 122 SDtfs, 4 SDslu, 361 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=121occurred 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, 38 LocationsWithAnnotation, 67 PreInvPairs, 71 NumberOfFragments, 38 HoareAnnotationTreeSize, 67 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 38 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: 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 85 SDtfs, 61 SDslu, 3 SDs, 0 SdLazy, 40 SolverSat, 42 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=121occurred 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, 38 LocationsWithAnnotation, 40 PreInvPairs, 40 NumberOfFragments, 88 HoareAnnotationTreeSize, 40 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 38 FomulaSimplificationsInter, 22 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 720 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: 1440]: 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 85 SDtfs, 59 SDslu, 3 SDs, 0 SdLazy, 40 SolverSat, 40 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=121occurred 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, 38 LocationsWithAnnotation, 40 PreInvPairs, 40 NumberOfFragments, 88 HoareAnnotationTreeSize, 40 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 38 FomulaSimplificationsInter, 22 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 1040 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 122 SDtfs, 4 SDslu, 361 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=121occurred 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, 38 LocationsWithAnnotation, 67 PreInvPairs, 71 NumberOfFragments, 38 HoareAnnotationTreeSize, 67 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 38 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s 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 19 procedures, 121 locations, 18 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 85 SDtfs, 61 SDslu, 3 SDs, 0 SdLazy, 40 SolverSat, 42 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=121occurred 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 19 procedures, 121 locations, 18 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=121occurred 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 124 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=121occurred 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, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 1156 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.8s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 19 SDslu, 1146 SDs, 0 SdLazy, 77 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=121occurred 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, 0.4s InterpolantComputationTime, 185 NumberOfCodeBlocks, 185 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 182 ConstructedInterpolants, 0 QuantifiedInterpolants, 15980 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 85 SDtfs, 57 SDslu, 3 SDs, 0 SdLazy, 40 SolverSat, 40 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=121occurred 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, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 2501 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() [L1448] CALL f_22_put(kobj) VAL [kobj={0:0}] [L1441] CALL ldv_kobject_put(kobj) VAL [kobj={0:0}] [L1361] COND FALSE !(\read(*kobj)) VAL [kobj={0:0}, kobj={0:0}] [L1441] 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 19 procedures, 121 locations, 18 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=121occurred 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, 38 NumberOfCodeBlocks, 38 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 85 SDtfs, 49 SDslu, 3 SDs, 0 SdLazy, 40 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s 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=121occurred 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, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 2937 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 19 procedures, 121 locations, 18 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 122 SDtfs, 4 SDslu, 361 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=121occurred 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_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-4-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-5-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-6-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-7-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-8-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-9-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-10-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-11-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-12-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-13-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-14-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-15-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-16-2018-01-21_03-27-19-272.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_5_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_mostprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-17-2018-01-21_03-27-19-272.csv Received shutdown request...