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_preciseopt.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test22_5_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 08:52:43,851 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 08:52:43,853 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 08:52:43,868 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-21 08:52:43,868 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-21 08:52:43,869 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-21 08:52:43,870 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-21 08:52:43,872 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-21 08:52:43,874 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-21 08:52:43,875 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-21 08:52:43,876 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-21 08:52:43,876 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-21 08:52:43,877 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-21 08:52:43,878 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-21 08:52:43,879 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-21 08:52:43,882 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-21 08:52:43,884 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-21 08:52:43,886 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-21 08:52:43,888 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-21 08:52:43,889 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-21 08:52:43,891 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-21 08:52:43,892 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-21 08:52:43,892 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-21 08:52:43,893 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-21 08:52:43,894 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-21 08:52:43,895 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-21 08:52:43,895 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-21 08:52:43,896 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-21 08:52:43,896 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-21 08:52:43,896 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-21 08:52:43,897 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-21 08:52:43,897 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_preciseopt.epf [2018-01-21 08:52:43,906 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 08:52:43,906 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 08:52:43,907 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 08:52:43,907 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 08:52:43,907 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 08:52:43,908 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-21 08:52:43,908 INFO L133 SettingsManager]: * Flatten before fatten=true [2018-01-21 08:52:43,908 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 08:52:43,908 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 08:52:43,908 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 08:52:43,909 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 08:52:43,909 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 08:52:43,909 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 08:52:43,909 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 08:52:43,909 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 08:52:43,909 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 08:52:43,909 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 08:52:43,910 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 08:52:43,910 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 08:52:43,910 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 08:52:43,910 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 08:52:43,910 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 08:52:43,910 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 08:52:43,911 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 08:52:43,911 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 08:52:43,911 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 08:52:43,911 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 08:52:43,911 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 08:52:43,911 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 08:52:43,912 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 08:52:43,912 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 08:52:43,912 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 08:52:43,912 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 08:52:43,912 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-01-21 08:52:43,912 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 08:52:43,912 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 08:52:43,912 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 08:52:43,913 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-01-21 08:52:43,913 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 08:52:43,913 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 08:52:43,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 08:52:43,956 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 08:52:43,959 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 08:52:43,961 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 08:52:43,961 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 08:52:43,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test22_5_false-valid-deref.i [2018-01-21 08:52:44,170 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 08:52:44,175 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 08:52:44,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 08:52:44,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 08:52:44,181 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 08:52:44,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 08:52:44" (1/1) ... [2018-01-21 08:52:44,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30cf31ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:52:44, skipping insertion in model container [2018-01-21 08:52:44,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 08:52:44" (1/1) ... [2018-01-21 08:52:44,198 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 08:52:44,249 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 08:52:44,368 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 08:52:44,391 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 08:52:44,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:52:44 WrapperNode [2018-01-21 08:52:44,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 08:52:44,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 08:52:44,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 08:52:44,401 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 08:52:44,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:52:44" (1/1) ... [2018-01-21 08:52:44,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:52:44" (1/1) ... [2018-01-21 08:52:44,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:52:44" (1/1) ... [2018-01-21 08:52:44,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:52:44" (1/1) ... [2018-01-21 08:52:44,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:52:44" (1/1) ... [2018-01-21 08:52:44,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:52:44" (1/1) ... [2018-01-21 08:52:44,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:52:44" (1/1) ... [2018-01-21 08:52:44,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 08:52:44,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 08:52:44,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 08:52:44,448 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 08:52:44,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:52:44" (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 08:52:44,496 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 08:52:44,497 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 08:52:44,497 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-01-21 08:52:44,497 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-21 08:52:44,497 INFO L136 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-01-21 08:52:44,497 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-01-21 08:52:44,497 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-01-21 08:52:44,497 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-01-21 08:52:44,497 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-01-21 08:52:44,497 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-01-21 08:52:44,498 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-01-21 08:52:44,498 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-01-21 08:52:44,498 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-01-21 08:52:44,498 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-01-21 08:52:44,498 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-01-21 08:52:44,498 INFO L136 BoogieDeclarations]: Found implementation of procedure f_22_put [2018-01-21 08:52:44,498 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-21 08:52:44,498 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 08:52:44,498 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-21 08:52:44,499 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-21 08:52:44,499 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-21 08:52:44,499 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-21 08:52:44,499 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 08:52:44,499 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 08:52:44,499 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 08:52:44,499 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-21 08:52:44,499 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-21 08:52:44,499 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-21 08:52:44,499 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-21 08:52:44,500 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-21 08:52:44,500 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-21 08:52:44,500 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-21 08:52:44,500 INFO L128 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-01-21 08:52:44,500 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-01-21 08:52:44,500 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-01-21 08:52:44,500 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-01-21 08:52:44,500 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-01-21 08:52:44,500 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-01-21 08:52:44,500 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-01-21 08:52:44,500 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-01-21 08:52:44,501 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-01-21 08:52:44,501 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-01-21 08:52:44,501 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-01-21 08:52:44,501 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-01-21 08:52:44,501 INFO L128 BoogieDeclarations]: Found specification of procedure f_22_put [2018-01-21 08:52:44,501 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-21 08:52:44,501 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 08:52:44,501 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 08:52:44,502 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 08:52:44,901 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 08:52:44,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 08:52:44 BoogieIcfgContainer [2018-01-21 08:52:44,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 08:52:44,904 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-21 08:52:44,904 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-21 08:52:44,906 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-21 08:52:44,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.01 08:52:44" (1/3) ... [2018-01-21 08:52:44,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e395d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 08:52:44, skipping insertion in model container [2018-01-21 08:52:44,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:52:44" (2/3) ... [2018-01-21 08:52:44,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e395d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 08:52:44, skipping insertion in model container [2018-01-21 08:52:44,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 08:52:44" (3/3) ... [2018-01-21 08:52:44,911 INFO L105 eAbstractionObserver]: Analyzing ICFG memleaks_test22_5_false-valid-deref.i [2018-01-21 08:52:44,921 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-21 08:52:44,929 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 18 error locations. [2018-01-21 08:52:44,986 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:44,986 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:44,986 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:44,987 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:44,987 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:44,987 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:44,987 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:44,987 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_initErr0EnsuresViolation======== [2018-01-21 08:52:44,988 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:45,012 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:45,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-01-21 08:52:45,020 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:45,022 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 08:52:45,022 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0EnsuresViolation]=== [2018-01-21 08:52:45,027 INFO L82 PathProgramCache]: Analyzing trace with hash -907768497, now seen corresponding path program 1 times [2018-01-21 08:52:45,030 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:45,080 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:45,081 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:45,081 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:45,081 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:45,143 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:45,296 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 08:52:45,299 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:45,300 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 08:52:45,300 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:45,392 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 08:52:45,408 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 08:52:45,409 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 08:52:45,412 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 5 states. [2018-01-21 08:52:45,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:45,484 INFO L93 Difference]: Finished difference Result 225 states and 245 transitions. [2018-01-21 08:52:45,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 08:52:45,486 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-01-21 08:52:45,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:45,492 INFO L225 Difference]: With dead ends: 225 [2018-01-21 08:52:45,493 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:45,498 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 08:52:45,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:45,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:45,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:45,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:45,520 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2018-01-21 08:52:45,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:45,520 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:45,520 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 08:52:45,520 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:45,521 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:45,525 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 08:52:45,598 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:45,599 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:45,599 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:45,599 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 08:52:45,599 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 08:52:45,599 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 08:52:45,599 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:45,600 INFO L404 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: true [2018-01-21 08:52:45,600 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 08:52:45,600 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 08:52:45,600 INFO L404 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: true [2018-01-21 08:52:45,600 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: true [2018-01-21 08:52:45,600 INFO L404 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: true [2018-01-21 08:52:45,600 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:45,600 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 08:52:45,601 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:45,601 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 08:52:45,601 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 08:52:45,601 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:45,601 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:45,601 INFO L404 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: true [2018-01-21 08:52:45,602 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:45,602 INFO L404 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: true [2018-01-21 08:52:45,602 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:45,602 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 08:52:45,602 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:45,602 INFO L404 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: true [2018-01-21 08:52:45,602 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 08:52:45,602 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:45,603 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:45,603 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: true [2018-01-21 08:52:45,603 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:45,603 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:45,603 INFO L404 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: true [2018-01-21 08:52:45,603 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:45,603 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 08:52:45,603 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:45,603 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 08:52:45,603 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: true [2018-01-21 08:52:45,603 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:45,604 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:45,604 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:45,604 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:45,604 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: true [2018-01-21 08:52:45,604 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,604 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,604 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,604 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 08:52:45,604 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:45,604 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:45,604 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:45,605 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:45,605 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:45,605 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:45,605 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 08:52:45,605 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:45,605 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: true [2018-01-21 08:52:45,605 INFO L404 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: true [2018-01-21 08:52:45,605 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:45,605 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:45,605 INFO L404 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: true [2018-01-21 08:52:45,605 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:45,606 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:45,606 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:45,606 INFO L404 ceAbstractionStarter]: At program point L1441(line 1441) the Hoare annotation is: true [2018-01-21 08:52:45,606 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 08:52:45,606 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:45,606 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 08:52:45,606 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 08:52:45,606 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 08:52:45,606 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:45,606 INFO L404 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: true [2018-01-21 08:52:45,606 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 08:52:45,607 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:45,607 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:45,607 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:45,607 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:45,607 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:45,607 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,607 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,607 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:45,607 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,607 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:45,607 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:45,607 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 08:52:45,608 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:45,608 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:45,608 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:45,608 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:45,608 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:45,608 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 08:52:45,608 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:45,608 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:45,608 INFO L404 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2018-01-21 08:52:45,608 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:45,608 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:45,608 INFO L404 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: true [2018-01-21 08:52:45,609 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:45,609 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 08:52:45,609 INFO L404 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: true [2018-01-21 08:52:45,609 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:45,609 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:45,609 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,609 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:45,609 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,609 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,609 INFO L404 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: true [2018-01-21 08:52:45,610 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:45,610 INFO L404 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: true [2018-01-21 08:52:45,610 INFO L404 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: true [2018-01-21 08:52:45,610 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:45,610 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:45,610 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 08:52:45,610 INFO L404 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: true [2018-01-21 08:52:45,611 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 08:52:45,611 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 08:52:45,611 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:45,611 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 08:52:45,611 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:45,611 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:45,611 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 08:52:45,616 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:45,617 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:45,617 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:45,617 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:45,617 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:45,617 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:45,617 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:45,617 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_createErr0EnsuresViolation======== [2018-01-21 08:52:45,618 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:45,621 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:45,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-01-21 08:52:45,622 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:45,622 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 08:52:45,623 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_createErr0EnsuresViolation]=== [2018-01-21 08:52:45,623 INFO L82 PathProgramCache]: Analyzing trace with hash 946427624, now seen corresponding path program 1 times [2018-01-21 08:52:45,623 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:45,625 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:45,625 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:45,625 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:45,626 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:45,641 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:45,672 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 08:52:45,672 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:45,673 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 08:52:45,673 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:45,673 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 08:52:45,673 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 08:52:45,673 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 08:52:45,674 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 08:52:45,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:45,859 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 08:52:45,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 08:52:45,859 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-01-21 08:52:45,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:45,859 INFO L225 Difference]: With dead ends: 123 [2018-01-21 08:52:45,859 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:45,860 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 08:52:45,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:45,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:45,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:45,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:45,861 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2018-01-21 08:52:45,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:45,861 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:45,861 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 08:52:45,861 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:45,861 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:45,861 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 08:52:45,923 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:45,923 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:45,923 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:45,924 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 08:52:45,924 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 08:52:45,924 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 08:52:45,924 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:45,924 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,924 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 08:52:45,924 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 08:52:45,925 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,925 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,925 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,925 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:45,925 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 08:52:45,925 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:45,925 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 08:52:45,925 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 08:52:45,926 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:45,926 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:45,927 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,927 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:45,927 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,927 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:45,927 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 08:52:45,927 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:45,927 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,927 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 08:52:45,928 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:45,928 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:45,928 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,928 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:45,928 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:45,928 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,928 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:45,929 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 08:52:45,929 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:45,929 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 08:52:45,929 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,929 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:45,929 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:45,929 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:45,929 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:45,930 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,930 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,930 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,930 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,930 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 08:52:45,930 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:45,930 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:45,930 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:45,930 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:45,931 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:45,931 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:45,931 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 08:52:45,933 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:45,933 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,933 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,934 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:45,934 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:45,934 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,934 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:45,934 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:45,934 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:45,934 INFO L397 ceAbstractionStarter]: At program point L1441(line 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,934 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 08:52:45,935 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:45,935 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 08:52:45,935 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 08:52:45,935 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 08:52:45,935 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:45,935 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,935 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 08:52:45,935 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:45,935 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:45,936 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:45,936 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:45,936 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:45,936 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,936 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,936 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,936 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,936 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:45,936 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:45,937 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 08:52:45,937 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:45,937 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:45,937 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:45,937 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:45,937 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:45,937 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,937 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:45,937 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:45,938 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,938 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:45,938 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:45,938 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,938 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:45,938 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 08:52:45,938 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,938 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:45,939 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:45,939 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,939 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:45,939 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,939 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:45,939 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,939 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:45,939 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,940 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,940 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:45,940 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:45,940 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 08:52:45,940 INFO L397 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:45,940 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 08:52:45,940 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 08:52:45,940 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:45,941 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 08:52:45,941 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:45,941 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:45,941 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 08:52:45,943 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:45,944 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:45,944 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:45,944 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:45,944 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:45,944 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:45,944 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:45,945 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_subErr0EnsuresViolation======== [2018-01-21 08:52:45,945 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:45,947 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:45,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-01-21 08:52:45,949 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:45,949 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 08:52:45,949 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_subErr0EnsuresViolation]=== [2018-01-21 08:52:45,950 INFO L82 PathProgramCache]: Analyzing trace with hash 527435409, now seen corresponding path program 1 times [2018-01-21 08:52:45,950 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:45,951 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:45,951 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:45,952 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:45,952 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:45,987 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:46,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 08:52:46,037 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:46,037 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 08:52:46,037 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:46,038 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 08:52:46,038 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 08:52:46,038 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 08:52:46,038 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 08:52:46,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:46,194 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 08:52:46,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 08:52:46,194 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2018-01-21 08:52:46,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:46,195 INFO L225 Difference]: With dead ends: 123 [2018-01-21 08:52:46,195 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:46,196 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 08:52:46,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:46,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:46,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:46,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:46,197 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2018-01-21 08:52:46,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:46,198 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:46,198 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 08:52:46,198 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:46,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:46,198 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 08:52:46,247 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:46,247 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:46,247 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:46,247 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 08:52:46,248 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 08:52:46,248 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 08:52:46,248 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:46,248 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,248 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 08:52:46,248 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 08:52:46,248 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,248 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,248 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,248 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:46,248 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 08:52:46,249 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:46,249 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 08:52:46,249 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 08:52:46,249 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:46,249 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:46,249 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,249 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:46,249 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,250 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:46,250 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 08:52:46,250 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:46,250 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,250 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 08:52:46,250 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:46,250 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:46,250 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,250 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:46,251 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:46,251 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,251 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:46,251 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 08:52:46,251 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:46,251 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 08:52:46,251 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,251 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:46,251 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:46,251 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:46,251 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:46,252 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,252 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:46,252 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:46,252 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:46,252 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 08:52:46,252 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:46,252 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:46,252 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:46,252 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:46,252 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:46,252 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:46,252 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 08:52:46,252 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:46,252 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,253 INFO L397 ceAbstractionStarter]: At program point L1363(line 1363) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,253 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:46,253 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:46,253 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,253 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:46,253 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:46,253 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:46,253 INFO L397 ceAbstractionStarter]: At program point L1441(line 1441) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,253 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 08:52:46,253 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:46,253 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 08:52:46,253 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 08:52:46,253 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 08:52:46,253 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:46,254 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,254 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 08:52:46,254 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:46,254 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:46,254 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:46,254 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:46,254 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:46,254 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:46,254 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:46,254 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,254 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:46,254 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:46,254 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:46,255 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 08:52:46,255 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:46,255 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:46,255 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:46,255 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:46,255 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:46,255 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,255 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:46,256 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:46,256 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,256 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:46,256 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:46,256 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,256 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:46,256 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 08:52:46,256 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,257 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:46,257 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:46,257 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:46,257 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:46,257 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:46,257 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:46,257 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,257 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:46,257 INFO L397 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,258 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,258 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:46,258 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:46,258 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 08:52:46,258 INFO L397 ceAbstractionStarter]: At program point L1448'(line 1448) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:46,258 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 08:52:46,258 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 08:52:46,258 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:46,258 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 08:52:46,258 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:46,258 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:46,258 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 08:52:46,260 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:46,260 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:46,261 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:46,261 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:46,261 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:46,261 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:46,261 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:46,261 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_releaseErr0EnsuresViolation======== [2018-01-21 08:52:46,261 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:46,263 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:46,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-01-21 08:52:46,266 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:46,266 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 08:52:46,266 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_releaseErr0EnsuresViolation]=== [2018-01-21 08:52:46,266 INFO L82 PathProgramCache]: Analyzing trace with hash -747251414, now seen corresponding path program 1 times [2018-01-21 08:52:46,267 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:46,268 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:46,268 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:46,268 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:46,268 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:46,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:46,298 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:46,505 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 08:52:46,505 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:46,505 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-21 08:52:46,506 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:46,506 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-21 08:52:46,507 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-21 08:52:46,507 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-01-21 08:52:46,507 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 9 states. [2018-01-21 08:52:46,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:46,652 INFO L93 Difference]: Finished difference Result 204 states and 220 transitions. [2018-01-21 08:52:46,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-21 08:52:46,652 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 51 [2018-01-21 08:52:46,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:46,659 INFO L225 Difference]: With dead ends: 204 [2018-01-21 08:52:46,659 INFO L226 Difference]: Without dead ends: 100 [2018-01-21 08:52:46,660 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 08:52:46,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-01-21 08:52:46,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-01-21 08:52:46,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-01-21 08:52:46,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 105 transitions. [2018-01-21 08:52:46,686 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 105 transitions. Word has length 51 [2018-01-21 08:52:46,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:46,687 INFO L432 AbstractCegarLoop]: Abstraction has 98 states and 105 transitions. [2018-01-21 08:52:46,687 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-21 08:52:46,687 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 105 transitions. [2018-01-21 08:52:46,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-01-21 08:52:46,689 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:46,690 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 08:52:46,690 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_kobject_releaseErr0EnsuresViolation]=== [2018-01-21 08:52:46,690 INFO L82 PathProgramCache]: Analyzing trace with hash -426270026, now seen corresponding path program 1 times [2018-01-21 08:52:46,690 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:46,692 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:46,692 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:46,692 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:46,692 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:46,706 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:46,797 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 08:52:46,797 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:46,798 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 08:52:46,798 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:46,800 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 08:52:46,800 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 08:52:46,800 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 08:52:46,800 INFO L87 Difference]: Start difference. First operand 98 states and 105 transitions. Second operand 5 states. [2018-01-21 08:52:46,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:46,858 INFO L93 Difference]: Finished difference Result 182 states and 195 transitions. [2018-01-21 08:52:46,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 08:52:46,859 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2018-01-21 08:52:46,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:46,861 INFO L225 Difference]: With dead ends: 182 [2018-01-21 08:52:46,862 INFO L226 Difference]: Without dead ends: 98 [2018-01-21 08:52:46,863 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 08:52:46,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-01-21 08:52:46,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-01-21 08:52:46,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-01-21 08:52:46,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 104 transitions. [2018-01-21 08:52:46,874 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 104 transitions. Word has length 63 [2018-01-21 08:52:46,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:46,874 INFO L432 AbstractCegarLoop]: Abstraction has 98 states and 104 transitions. [2018-01-21 08:52:46,874 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 08:52:46,875 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 104 transitions. [2018-01-21 08:52:46,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-01-21 08:52:46,877 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:46,877 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 08:52:46,877 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_kobject_releaseErr0EnsuresViolation]=== [2018-01-21 08:52:46,877 INFO L82 PathProgramCache]: Analyzing trace with hash -97093832, now seen corresponding path program 1 times [2018-01-21 08:52:46,877 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:46,878 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:46,879 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:46,879 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:46,879 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:46,895 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:46,948 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 08:52:46,948 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:46,949 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-21 08:52:46,949 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:46,949 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-21 08:52:46,949 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-21 08:52:46,949 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 08:52:46,950 INFO L87 Difference]: Start difference. First operand 98 states and 104 transitions. Second operand 4 states. [2018-01-21 08:52:47,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:47,024 INFO L93 Difference]: Finished difference Result 98 states and 104 transitions. [2018-01-21 08:52:47,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-21 08:52:47,025 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 65 [2018-01-21 08:52:47,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:47,025 INFO L225 Difference]: With dead ends: 98 [2018-01-21 08:52:47,025 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:47,026 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 08:52:47,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:47,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:47,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:47,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:47,026 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2018-01-21 08:52:47,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:47,026 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:47,027 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-21 08:52:47,027 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:47,027 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:47,027 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 08:52:47,129 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:47,129 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:47,129 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:47,129 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 08:52:47,129 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 08:52:47,129 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 08:52:47,130 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:47,130 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 08:52:47,130 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 08:52:47,130 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 08:52:47,130 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,130 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,130 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 08:52:47,130 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:47,130 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 08:52:47,131 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:47,131 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 08:52:47,131 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 08:52:47,131 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:47,131 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:47,131 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,131 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:47,131 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,131 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:47,132 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 08:52:47,132 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:47,132 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,132 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 08:52:47,132 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:47,132 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:47,132 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,132 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:47,132 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:47,133 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,133 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:47,133 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 08:52:47,133 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:47,133 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 08:52:47,133 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,133 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:47,133 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:47,134 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:47,134 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:47,134 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,134 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,134 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,134 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,134 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 08:52:47,134 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:47,134 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:47,134 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:47,135 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:47,135 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:47,135 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:47,135 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 08:52:47,135 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:47,135 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,135 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 08:52:47,135 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:47,135 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:47,136 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,136 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:47,136 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:47,136 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:47,136 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 08:52:47,136 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 08:52:47,136 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:47,136 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 08:52:47,137 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 08:52:47,137 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 08:52:47,137 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:47,137 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,137 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 08:52:47,137 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:47,137 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:47,137 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:47,137 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:47,137 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:47,138 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,138 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,138 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,138 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,138 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:47,138 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:47,138 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 08:52:47,138 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:47,138 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:47,139 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:47,139 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:47,139 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:47,139 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,139 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:47,139 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:47,139 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,139 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:47,139 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:47,140 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,140 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:47,140 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 08:52:47,140 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,140 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:47,140 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:47,140 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,140 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:47,140 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,141 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,141 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,141 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:47,141 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 08:52:47,141 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,141 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:47,141 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:47,141 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 08:52:47,141 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 08:52:47,142 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 08:52:47,142 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 08:52:47,142 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:47,142 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 08:52:47,142 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:47,142 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:47,142 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 08:52:47,144 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:47,144 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:47,144 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:47,144 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:47,145 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:47,145 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:47,145 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:47,145 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_cleanupErr0EnsuresViolation======== [2018-01-21 08:52:47,145 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:47,147 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:47,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-01-21 08:52:47,149 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:47,149 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 08:52:47,149 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_cleanupErr0EnsuresViolation]=== [2018-01-21 08:52:47,149 INFO L82 PathProgramCache]: Analyzing trace with hash 75199988, now seen corresponding path program 1 times [2018-01-21 08:52:47,150 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:47,151 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:47,151 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:47,151 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:47,151 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:47,170 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:47,328 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 08:52:47,328 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:47,328 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-21 08:52:47,328 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:47,329 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-21 08:52:47,329 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-21 08:52:47,329 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-01-21 08:52:47,329 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 9 states. [2018-01-21 08:52:47,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:47,422 INFO L93 Difference]: Finished difference Result 204 states and 220 transitions. [2018-01-21 08:52:47,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-21 08:52:47,422 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 49 [2018-01-21 08:52:47,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:47,424 INFO L225 Difference]: With dead ends: 204 [2018-01-21 08:52:47,424 INFO L226 Difference]: Without dead ends: 100 [2018-01-21 08:52:47,425 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 08:52:47,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-01-21 08:52:47,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-01-21 08:52:47,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-01-21 08:52:47,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 105 transitions. [2018-01-21 08:52:47,434 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 105 transitions. Word has length 49 [2018-01-21 08:52:47,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:47,435 INFO L432 AbstractCegarLoop]: Abstraction has 98 states and 105 transitions. [2018-01-21 08:52:47,435 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-21 08:52:47,435 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 105 transitions. [2018-01-21 08:52:47,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-01-21 08:52:47,436 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:47,436 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 08:52:47,436 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_kobject_cleanupErr0EnsuresViolation]=== [2018-01-21 08:52:47,436 INFO L82 PathProgramCache]: Analyzing trace with hash -1806028160, now seen corresponding path program 1 times [2018-01-21 08:52:47,436 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:47,437 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:47,438 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:47,438 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:47,438 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:47,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:47,447 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:47,503 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 08:52:47,504 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:47,504 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 08:52:47,504 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:47,504 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 08:52:47,504 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 08:52:47,505 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 08:52:47,505 INFO L87 Difference]: Start difference. First operand 98 states and 105 transitions. Second operand 5 states. [2018-01-21 08:52:47,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:47,517 INFO L93 Difference]: Finished difference Result 182 states and 195 transitions. [2018-01-21 08:52:47,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 08:52:47,517 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2018-01-21 08:52:47,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:47,518 INFO L225 Difference]: With dead ends: 182 [2018-01-21 08:52:47,518 INFO L226 Difference]: Without dead ends: 98 [2018-01-21 08:52:47,519 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 08:52:47,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-01-21 08:52:47,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-01-21 08:52:47,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-01-21 08:52:47,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 104 transitions. [2018-01-21 08:52:47,528 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 104 transitions. Word has length 61 [2018-01-21 08:52:47,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:47,528 INFO L432 AbstractCegarLoop]: Abstraction has 98 states and 104 transitions. [2018-01-21 08:52:47,528 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 08:52:47,528 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 104 transitions. [2018-01-21 08:52:47,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-01-21 08:52:47,529 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:47,530 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 08:52:47,530 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_kobject_cleanupErr0EnsuresViolation]=== [2018-01-21 08:52:47,530 INFO L82 PathProgramCache]: Analyzing trace with hash -1421328510, now seen corresponding path program 1 times [2018-01-21 08:52:47,530 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:47,531 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:47,531 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:47,531 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:47,531 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:47,543 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:47,593 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 08:52:47,593 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:47,593 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-21 08:52:47,593 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:47,594 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-21 08:52:47,594 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-21 08:52:47,594 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 08:52:47,594 INFO L87 Difference]: Start difference. First operand 98 states and 104 transitions. Second operand 4 states. [2018-01-21 08:52:47,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:47,624 INFO L93 Difference]: Finished difference Result 98 states and 104 transitions. [2018-01-21 08:52:47,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-21 08:52:47,624 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 63 [2018-01-21 08:52:47,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:47,625 INFO L225 Difference]: With dead ends: 98 [2018-01-21 08:52:47,625 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:47,625 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 08:52:47,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:47,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:47,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:47,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:47,626 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2018-01-21 08:52:47,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:47,627 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:47,627 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-21 08:52:47,627 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:47,627 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:47,627 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 08:52:47,684 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:47,685 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:47,685 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:47,685 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 08:52:47,685 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 08:52:47,685 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 08:52:47,685 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:47,685 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 08:52:47,685 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 08:52:47,685 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 08:52:47,685 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,685 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,685 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 08:52:47,685 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:47,686 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 08:52:47,686 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:47,686 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 08:52:47,686 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 08:52:47,686 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:47,686 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:47,686 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,686 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:47,686 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,686 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:47,686 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 08:52:47,686 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:47,686 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,686 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 08:52:47,686 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:47,686 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:47,687 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,687 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:47,687 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:47,687 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,687 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:47,687 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 08:52:47,687 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:47,687 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 08:52:47,687 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,687 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:47,687 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:47,687 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:47,687 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:47,687 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,687 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,687 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,688 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,688 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 08:52:47,688 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:47,688 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:47,688 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:47,688 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:47,688 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:47,688 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:47,688 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 08:52:47,688 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:47,688 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,688 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 08:52:47,688 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:47,688 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:47,689 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,689 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:47,689 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:47,689 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:47,689 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 08:52:47,689 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 08:52:47,689 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:47,689 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 08:52:47,689 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 08:52:47,689 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 08:52:47,689 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:47,689 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,689 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 08:52:47,689 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:47,689 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:47,689 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:47,690 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,690 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:47,691 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:47,691 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,691 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:47,691 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:47,691 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,691 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:47,691 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 08:52:47,691 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,691 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:47,691 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:47,691 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,691 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:47,691 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,691 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,691 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,692 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:47,692 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 08:52:47,692 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,692 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:47,692 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:47,692 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 08:52:47,692 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 08:52:47,692 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 08:52:47,692 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 08:52:47,692 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:47,692 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 08:52:47,692 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:47,692 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:47,692 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 08:52:47,694 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:47,694 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:47,694 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:47,694 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:47,694 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:47,694 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:47,694 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:47,694 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-21 08:52:47,694 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:47,695 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:47,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-01-21 08:52:47,696 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:47,696 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 08:52:47,697 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-21 08:52:47,697 INFO L82 PathProgramCache]: Analyzing trace with hash 852293308, now seen corresponding path program 1 times [2018-01-21 08:52:47,697 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:47,698 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:47,698 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:47,698 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:47,698 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:47,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:47,705 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:47,730 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 08:52:47,730 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:47,730 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 08:52:47,730 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:47,730 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 08:52:47,731 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 08:52:47,731 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 08:52:47,731 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 08:52:47,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:47,908 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 08:52:47,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 08:52:47,908 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2018-01-21 08:52:47,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:47,909 INFO L225 Difference]: With dead ends: 123 [2018-01-21 08:52:47,909 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:47,909 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 08:52:47,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:47,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:47,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:47,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:47,909 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2018-01-21 08:52:47,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:47,910 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:47,910 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 08:52:47,910 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:47,910 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:47,910 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 08:52:47,951 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:47,951 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:47,951 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:47,951 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 08:52:47,952 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 08:52:47,952 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 08:52:47,952 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:47,952 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 08:52:47,952 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 08:52:47,952 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 08:52:47,952 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,952 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,952 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 08:52:47,952 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:47,952 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 08:52:47,952 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:47,952 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 08:52:47,952 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 08:52:47,952 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:47,953 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:47,953 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,953 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:47,953 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,953 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:47,953 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 08:52:47,953 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:47,953 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,953 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 08:52:47,953 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:47,953 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:47,953 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,953 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:47,953 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:47,953 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,953 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:47,954 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 08:52:47,954 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:47,954 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 08:52:47,954 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,954 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:47,954 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:47,954 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:47,954 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:47,954 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,954 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,954 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,954 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,954 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 08:52:47,954 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:47,954 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:47,955 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:47,955 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:47,955 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:47,955 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:47,955 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 08:52:47,955 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:47,955 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,955 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 08:52:47,955 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:47,955 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:47,955 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,955 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:47,955 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:47,955 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:47,955 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 08:52:47,956 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 08:52:47,956 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:47,956 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 08:52:47,956 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 08:52:47,956 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 08:52:47,956 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:47,956 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,956 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 08:52:47,956 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:47,956 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:47,956 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:47,956 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:47,956 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:47,956 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,956 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,956 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,957 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,957 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:47,957 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:47,957 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 08:52:47,957 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:47,957 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:47,957 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:47,957 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:47,957 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:47,957 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,957 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:47,957 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:47,957 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,957 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:47,957 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:47,957 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,958 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:47,958 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 08:52:47,958 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,958 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:47,958 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:47,958 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,958 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:47,958 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,958 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:47,958 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,958 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:47,958 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 08:52:47,958 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:47,958 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:47,958 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:47,959 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 08:52:47,959 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 08:52:47,959 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 08:52:47,959 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 08:52:47,959 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:47,959 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 08:52:47,959 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:47,959 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:47,959 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 08:52:47,960 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:47,961 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:47,961 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:47,961 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:47,961 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:47,961 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:47,961 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:47,961 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == LDV_INIT_LIST_HEADErr0EnsuresViolation======== [2018-01-21 08:52:47,961 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:47,963 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:47,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-01-21 08:52:47,964 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:47,964 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 08:52:47,964 INFO L371 AbstractCegarLoop]: === Iteration 1 === [LDV_INIT_LIST_HEADErr0EnsuresViolation]=== [2018-01-21 08:52:47,964 INFO L82 PathProgramCache]: Analyzing trace with hash -886060206, now seen corresponding path program 1 times [2018-01-21 08:52:47,964 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:47,965 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:47,965 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:47,965 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:47,965 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:47,973 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:48,002 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 08:52:48,003 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:48,003 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 08:52:48,003 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:48,003 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 08:52:48,003 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 08:52:48,003 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 08:52:48,004 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 5 states. [2018-01-21 08:52:48,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:48,018 INFO L93 Difference]: Finished difference Result 225 states and 245 transitions. [2018-01-21 08:52:48,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 08:52:48,018 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2018-01-21 08:52:48,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:48,019 INFO L225 Difference]: With dead ends: 225 [2018-01-21 08:52:48,019 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:48,019 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 08:52:48,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:48,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:48,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:48,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:48,020 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2018-01-21 08:52:48,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:48,020 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:48,020 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 08:52:48,020 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:48,020 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:48,020 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 08:52:48,043 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:48,043 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:48,043 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:48,043 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 08:52:48,044 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 08:52:48,044 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 08:52:48,044 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:48,044 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 08:52:48,044 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 08:52:48,044 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 08:52:48,044 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,044 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,044 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 08:52:48,044 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:48,044 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 08:52:48,044 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:48,044 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 08:52:48,044 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 08:52:48,044 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,045 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,045 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,045 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:48,045 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,045 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:48,045 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 08:52:48,045 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:48,045 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,045 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 08:52:48,045 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:48,045 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:48,045 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,045 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:48,045 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:48,045 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,045 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:48,046 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:48,047 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:48,047 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:48,047 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:48,047 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 08:52:48,047 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:48,047 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,047 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 08:52:48,047 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:48,047 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:48,047 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,047 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:48,047 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:48,047 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:48,048 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 08:52:48,048 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 08:52:48,048 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:48,048 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 08:52:48,048 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 08:52:48,048 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 08:52:48,048 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:48,048 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,048 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 08:52:48,048 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:48,048 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:48,048 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:48,048 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:48,048 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:48,048 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,048 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,049 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,049 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,049 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:48,049 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:48,049 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 08:52:48,049 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:48,049 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:48,049 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:48,049 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:48,049 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:48,049 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,049 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,049 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,049 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,049 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:48,049 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:48,050 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,050 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:48,050 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 08:52:48,050 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,050 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:48,050 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:48,050 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,050 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:48,050 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,050 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,050 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,050 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:48,050 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 08:52:48,050 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,051 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:48,051 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:48,051 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 08:52:48,051 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 08:52:48,051 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 08:52:48,051 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 08:52:48,051 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:48,051 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 08:52:48,051 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:48,051 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:48,051 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 08:52:48,052 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:48,052 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:48,052 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:48,052 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:48,052 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:48,053 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:48,053 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:48,053 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_putErr0EnsuresViolation======== [2018-01-21 08:52:48,053 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:48,054 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:48,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-01-21 08:52:48,055 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:48,055 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 08:52:48,055 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_putErr0EnsuresViolation]=== [2018-01-21 08:52:48,056 INFO L82 PathProgramCache]: Analyzing trace with hash -1187963221, now seen corresponding path program 1 times [2018-01-21 08:52:48,056 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:48,058 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,058 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:48,058 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,058 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:48,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:48,065 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:48,076 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 08:52:48,076 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:48,076 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 08:52:48,076 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:48,077 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 08:52:48,077 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 08:52:48,077 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 08:52:48,077 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 08:52:48,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:48,153 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 08:52:48,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 08:52:48,153 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2018-01-21 08:52:48,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:48,154 INFO L225 Difference]: With dead ends: 123 [2018-01-21 08:52:48,154 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:48,154 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 08:52:48,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:48,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:48,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:48,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:48,155 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2018-01-21 08:52:48,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:48,155 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:48,155 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 08:52:48,155 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:48,155 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:48,155 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 08:52:48,203 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:48,203 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:48,203 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:48,203 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 08:52:48,203 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 08:52:48,203 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 08:52:48,203 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:48,203 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 08:52:48,203 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 08:52:48,203 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 08:52:48,203 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,204 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,204 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 08:52:48,204 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:48,204 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 08:52:48,204 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:48,204 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 08:52:48,204 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 08:52:48,204 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,204 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,204 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,204 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:48,204 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,204 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:48,204 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 08:52:48,204 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:48,205 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,205 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 08:52:48,205 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:48,205 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:48,205 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,205 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:48,205 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:48,205 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,205 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:48,205 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 08:52:48,205 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:48,205 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 08:52:48,205 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,205 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:48,205 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:48,205 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,206 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 08:52:48,206 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:48,206 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,206 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 08:52:48,207 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:48,207 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:48,207 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,207 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:48,207 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:48,207 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:48,207 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 08:52:48,207 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 08:52:48,207 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:48,207 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 08:52:48,207 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 08:52:48,207 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 08:52:48,207 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:48,207 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,207 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 08:52:48,207 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:48,208 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:48,209 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,209 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,209 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,209 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,209 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:48,209 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:48,209 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,209 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:48,209 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 08:52:48,209 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,209 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:48,209 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:48,209 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,209 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:48,209 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,209 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,210 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,210 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:48,210 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 08:52:48,210 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,210 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:48,210 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:48,210 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 08:52:48,210 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 08:52:48,210 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 08:52:48,210 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 08:52:48,210 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:48,210 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 08:52:48,210 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:48,210 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:48,211 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 08:52:48,212 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:48,212 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:48,212 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:48,212 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:48,212 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:48,213 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:48,213 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:48,213 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == f_22_putErr0EnsuresViolation======== [2018-01-21 08:52:48,213 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:48,214 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:48,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-01-21 08:52:48,215 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:48,215 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 08:52:48,215 INFO L371 AbstractCegarLoop]: === Iteration 1 === [f_22_putErr0EnsuresViolation]=== [2018-01-21 08:52:48,216 INFO L82 PathProgramCache]: Analyzing trace with hash 828649589, now seen corresponding path program 1 times [2018-01-21 08:52:48,216 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:48,217 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,217 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:48,217 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,217 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:48,224 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:48,238 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 08:52:48,238 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:48,239 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 08:52:48,239 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:48,239 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 08:52:48,239 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 08:52:48,239 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 08:52:48,240 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 08:52:48,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:48,336 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 08:52:48,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 08:52:48,336 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-01-21 08:52:48,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:48,336 INFO L225 Difference]: With dead ends: 123 [2018-01-21 08:52:48,337 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:48,337 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 08:52:48,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:48,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:48,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:48,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:48,338 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-01-21 08:52:48,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:48,338 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:48,338 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 08:52:48,338 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:48,338 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:48,338 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 08:52:48,384 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:48,384 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:48,385 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:48,385 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 08:52:48,385 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 08:52:48,385 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 08:52:48,385 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:48,385 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 08:52:48,385 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 08:52:48,385 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 08:52:48,385 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,385 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,385 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 08:52:48,385 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:48,386 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 08:52:48,386 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:48,386 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 08:52:48,386 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 08:52:48,386 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,386 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,386 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,386 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:48,386 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,386 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:48,386 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 08:52:48,386 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:48,387 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,387 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 08:52:48,387 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:48,387 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:48,387 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,387 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:48,387 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:48,387 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,387 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:48,387 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 08:52:48,387 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:48,387 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 08:52:48,387 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,388 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:48,388 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:48,388 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:48,388 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:48,388 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,388 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,388 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,388 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,388 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 08:52:48,388 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:48,388 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:48,388 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:48,388 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:48,388 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:48,389 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:48,389 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 08:52:48,389 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:48,389 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,389 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 08:52:48,389 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:48,389 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:48,389 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,389 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:48,389 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:48,389 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:48,389 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 08:52:48,390 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 08:52:48,390 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:48,390 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 08:52:48,390 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 08:52:48,390 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 08:52:48,390 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:48,390 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,390 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 08:52:48,390 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:48,390 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:48,390 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:48,390 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:48,390 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:48,391 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,391 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,391 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,391 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,391 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:48,391 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:48,391 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 08:52:48,391 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:48,391 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:48,391 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:48,391 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:48,391 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:48,391 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,391 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,392 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,392 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,392 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:48,392 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:48,392 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,392 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:48,392 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 08:52:48,392 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,392 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:48,392 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:48,392 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,392 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:48,392 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,393 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,393 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,393 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:48,393 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 08:52:48,393 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,393 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:48,393 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:48,393 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 08:52:48,393 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 08:52:48,393 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 08:52:48,393 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 08:52:48,393 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:48,394 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 08:52:48,394 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:48,394 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:48,394 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 08:52:48,395 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:48,395 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:48,395 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:48,395 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:48,395 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:48,395 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:48,395 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:48,395 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_initErr0EnsuresViolation======== [2018-01-21 08:52:48,396 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:48,396 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:48,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-01-21 08:52:48,397 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:48,397 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 08:52:48,397 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_initErr0EnsuresViolation]=== [2018-01-21 08:52:48,397 INFO L82 PathProgramCache]: Analyzing trace with hash -790465319, now seen corresponding path program 1 times [2018-01-21 08:52:48,397 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:48,399 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,399 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:48,399 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,399 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:48,405 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:48,468 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 08:52:48,468 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:48,468 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 08:52:48,468 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:48,469 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 08:52:48,469 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 08:52:48,469 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 08:52:48,469 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 5 states. [2018-01-21 08:52:48,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:48,497 INFO L93 Difference]: Finished difference Result 225 states and 245 transitions. [2018-01-21 08:52:48,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 08:52:48,498 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-01-21 08:52:48,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:48,498 INFO L225 Difference]: With dead ends: 225 [2018-01-21 08:52:48,498 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:48,499 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 08:52:48,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:48,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:48,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:48,500 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2018-01-21 08:52:48,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:48,500 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:48,500 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 08:52:48,500 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:48,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:48,501 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 08:52:48,545 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initFINAL(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:48,546 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initEXIT(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:48,546 INFO L401 ceAbstractionStarter]: For program point ldv_kref_initErr0EnsuresViolation(lines 1292 1295) no Hoare annotation was computed. [2018-01-21 08:52:48,546 INFO L404 ceAbstractionStarter]: At program point ldv_kref_initENTRY(lines 1292 1295) the Hoare annotation is: true [2018-01-21 08:52:48,546 INFO L401 ceAbstractionStarter]: For program point L1294(line 1294) no Hoare annotation was computed. [2018-01-21 08:52:48,546 INFO L401 ceAbstractionStarter]: For program point L1411'(line 1411) no Hoare annotation was computed. [2018-01-21 08:52:48,546 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createErr0EnsuresViolation(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:48,546 INFO L397 ceAbstractionStarter]: At program point L1411(line 1411) the Hoare annotation is: false [2018-01-21 08:52:48,546 INFO L401 ceAbstractionStarter]: For program point L1408'(line 1408) no Hoare annotation was computed. [2018-01-21 08:52:48,546 INFO L401 ceAbstractionStarter]: For program point L1413'(line 1413) no Hoare annotation was computed. [2018-01-21 08:52:48,546 INFO L397 ceAbstractionStarter]: At program point L1408(line 1408) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,547 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_createENTRY(lines 1404 1415) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,547 INFO L397 ceAbstractionStarter]: At program point L1413(line 1413) the Hoare annotation is: false [2018-01-21 08:52:48,547 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createFINAL(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:48,547 INFO L401 ceAbstractionStarter]: For program point L1409(lines 1409 1410) no Hoare annotation was computed. [2018-01-21 08:52:48,547 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_createEXIT(lines 1404 1415) no Hoare annotation was computed. [2018-01-21 08:52:48,547 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 08:52:48,547 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 08:52:48,547 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,547 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,547 INFO L397 ceAbstractionStarter]: At program point L1281(line 1281) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,548 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subErr0EnsuresViolation(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:48,548 INFO L397 ceAbstractionStarter]: At program point L1282(line 1282) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,548 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subFINAL(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:48,548 INFO L401 ceAbstractionStarter]: For program point L1281''(lines 1281 1284) no Hoare annotation was computed. [2018-01-21 08:52:48,548 INFO L401 ceAbstractionStarter]: For program point L1282'(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:48,548 INFO L397 ceAbstractionStarter]: At program point ldv_kref_subENTRY(lines 1276 1286) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,548 INFO L401 ceAbstractionStarter]: For program point L1281'(line 1281) no Hoare annotation was computed. [2018-01-21 08:52:48,548 INFO L401 ceAbstractionStarter]: For program point ldv_kref_subEXIT(lines 1276 1286) no Hoare annotation was computed. [2018-01-21 08:52:48,548 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseEXIT(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:48,548 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_releaseENTRY(lines 1348 1351) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,549 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseErr0EnsuresViolation(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:48,549 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_releaseFINAL(lines 1348 1351) no Hoare annotation was computed. [2018-01-21 08:52:48,549 INFO L397 ceAbstractionStarter]: At program point L1350(line 1350) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,549 INFO L401 ceAbstractionStarter]: For program point L1340'(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:48,549 INFO L401 ceAbstractionStarter]: For program point L1344(line 1344) no Hoare annotation was computed. [2018-01-21 08:52:48,549 INFO L401 ceAbstractionStarter]: For program point L1339'(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:48,549 INFO L401 ceAbstractionStarter]: For program point L1343(lines 1343 1345) no Hoare annotation was computed. [2018-01-21 08:52:48,549 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_cleanupENTRY(lines 1336 1346) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,549 INFO L401 ceAbstractionStarter]: For program point L1340(line 1340) no Hoare annotation was computed. [2018-01-21 08:52:48,549 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupEXIT(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:48,549 INFO L401 ceAbstractionStarter]: For program point L1339(line 1339) no Hoare annotation was computed. [2018-01-21 08:52:48,550 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_cleanupErr0EnsuresViolation(lines 1336 1346) no Hoare annotation was computed. [2018-01-21 08:52:48,550 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 1452 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,550 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,550 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,550 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1452 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,550 INFO L404 ceAbstractionStarter]: At program point LDV_INIT_LIST_HEADENTRY(lines 1097 1101) the Hoare annotation is: true [2018-01-21 08:52:48,550 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADFINAL(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:48,550 INFO L401 ceAbstractionStarter]: For program point L1099'(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:48,550 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADErr0EnsuresViolation(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:48,550 INFO L401 ceAbstractionStarter]: For program point LDV_INIT_LIST_HEADEXIT(lines 1097 1101) no Hoare annotation was computed. [2018-01-21 08:52:48,551 INFO L401 ceAbstractionStarter]: For program point L1099(line 1099) no Hoare annotation was computed. [2018-01-21 08:52:48,551 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putErr0EnsuresViolation(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:48,551 INFO L401 ceAbstractionStarter]: For program point L1363'(line 1363) no Hoare annotation was computed. [2018-01-21 08:52:48,551 INFO L401 ceAbstractionStarter]: For program point L1361''(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:48,551 INFO L397 ceAbstractionStarter]: At program point ldv_kobject_putENTRY(lines 1359 1365) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,551 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 08:52:48,551 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_putEXIT(lines 1359 1365) no Hoare annotation was computed. [2018-01-21 08:52:48,551 INFO L401 ceAbstractionStarter]: For program point L1361(lines 1361 1364) no Hoare annotation was computed. [2018-01-21 08:52:48,551 INFO L397 ceAbstractionStarter]: At program point f_22_putENTRY(lines 1440 1442) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,551 INFO L401 ceAbstractionStarter]: For program point f_22_putErr0EnsuresViolation(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:48,552 INFO L401 ceAbstractionStarter]: For program point f_22_putEXIT(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:48,552 INFO L401 ceAbstractionStarter]: For program point f_22_putFINAL(lines 1440 1442) no Hoare annotation was computed. [2018-01-21 08:52:48,552 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 08:52:48,552 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_initENTRY(lines 1390 1403) the Hoare annotation is: true [2018-01-21 08:52:48,552 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initErr0EnsuresViolation(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:48,552 INFO L404 ceAbstractionStarter]: At program point L1398(line 1398) the Hoare annotation is: true [2018-01-21 08:52:48,552 INFO L404 ceAbstractionStarter]: At program point L1396(line 1396) the Hoare annotation is: true [2018-01-21 08:52:48,552 INFO L401 ceAbstractionStarter]: For program point L1394(lines 1394 1397) no Hoare annotation was computed. [2018-01-21 08:52:48,552 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_initEXIT(lines 1390 1403) no Hoare annotation was computed. [2018-01-21 08:52:48,553 INFO L397 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,553 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-21 08:52:48,553 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:48,553 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:48,553 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:48,553 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-21 08:52:48,553 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-21 08:52:48,553 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,553 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,553 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1454) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,553 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,554 INFO L401 ceAbstractionStarter]: For program point L1265'(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:48,554 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnEXIT(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:48,554 INFO L404 ceAbstractionStarter]: At program point ldv_atomic_sub_returnENTRY(lines 1262 1269) the Hoare annotation is: true [2018-01-21 08:52:48,554 INFO L401 ceAbstractionStarter]: For program point L1267'(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:48,554 INFO L401 ceAbstractionStarter]: For program point L1267(line 1267) no Hoare annotation was computed. [2018-01-21 08:52:48,554 INFO L401 ceAbstractionStarter]: For program point L1265(line 1265) no Hoare annotation was computed. [2018-01-21 08:52:48,554 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnFINAL(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:48,554 INFO L401 ceAbstractionStarter]: For program point ldv_atomic_sub_returnErr0EnsuresViolation(lines 1262 1269) no Hoare annotation was computed. [2018-01-21 08:52:48,554 INFO L397 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,554 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,555 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:52:48,555 INFO L397 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,555 INFO L401 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation(line 1282) no Hoare annotation was computed. [2018-01-21 08:52:48,555 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putEXIT(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:48,555 INFO L397 ceAbstractionStarter]: At program point L1313(line 1313) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,555 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putErr0EnsuresViolation(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:48,555 INFO L401 ceAbstractionStarter]: For program point L1313'(line 1313) no Hoare annotation was computed. [2018-01-21 08:52:48,555 INFO L397 ceAbstractionStarter]: At program point ldv_kref_putENTRY(lines 1311 1314) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,555 INFO L401 ceAbstractionStarter]: For program point ldv_kref_putFINAL(lines 1311 1314) no Hoare annotation was computed. [2018-01-21 08:52:48,555 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:48,556 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,556 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 1454) the Hoare annotation is: true [2018-01-21 08:52:48,556 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,556 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1454) no Hoare annotation was computed. [2018-01-21 08:52:48,556 INFO L397 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1450) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,556 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:48,556 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 08:52:48,556 INFO L397 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:52:48,556 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:48,556 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1450) no Hoare annotation was computed. [2018-01-21 08:52:48,557 INFO L401 ceAbstractionStarter]: For program point L1446'(line 1446) no Hoare annotation was computed. [2018-01-21 08:52:48,557 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 08:52:48,557 INFO L401 ceAbstractionStarter]: For program point L1380(lines 1380 1381) no Hoare annotation was computed. [2018-01-21 08:52:48,557 INFO L404 ceAbstractionStarter]: At program point L1382'(line 1382) the Hoare annotation is: true [2018-01-21 08:52:48,557 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalErr0EnsuresViolation(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:48,557 INFO L404 ceAbstractionStarter]: At program point ldv_kobject_init_internalENTRY(lines 1378 1388) the Hoare annotation is: true [2018-01-21 08:52:48,557 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalFINAL(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:48,557 INFO L401 ceAbstractionStarter]: For program point ldv_kobject_init_internalEXIT(lines 1378 1388) no Hoare annotation was computed. [2018-01-21 08:52:48,557 INFO L404 ceAbstractionStarter]: At program point L1382(line 1382) the Hoare annotation is: true [2018-01-21 08:52:48,559 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:48,559 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:48,559 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:48,559 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:48,559 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:48,559 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:48,559 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:48,559 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_mallocErr0EnsuresViolation======== [2018-01-21 08:52:48,560 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:48,561 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:48,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-01-21 08:52:48,561 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:48,562 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 08:52:48,562 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_mallocErr0EnsuresViolation]=== [2018-01-21 08:52:48,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1531555718, now seen corresponding path program 1 times [2018-01-21 08:52:48,562 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:48,563 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,563 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:48,563 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,563 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:48,568 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:48,583 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 08:52:48,583 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:48,583 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 08:52:48,583 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:48,584 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 08:52:48,584 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 08:52:48,584 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 08:52:48,584 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 08:52:48,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:48,673 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 08:52:48,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 08:52:48,674 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2018-01-21 08:52:48,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:48,674 INFO L225 Difference]: With dead ends: 123 [2018-01-21 08:52:48,674 INFO L226 Difference]: Without dead ends: 16 [2018-01-21 08:52:48,675 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 08:52:48,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2018-01-21 08:52:48,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2018-01-21 08:52:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-01-21 08:52:48,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2018-01-21 08:52:48,678 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 13 [2018-01-21 08:52:48,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:48,679 INFO L432 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2018-01-21 08:52:48,679 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 08:52:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-01-21 08:52:48,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-01-21 08:52:48,679 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:48,680 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 08:52:48,680 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_mallocErr0EnsuresViolation]=== [2018-01-21 08:52:48,680 INFO L82 PathProgramCache]: Analyzing trace with hash -1348827000, now seen corresponding path program 1 times [2018-01-21 08:52:48,680 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:48,681 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,681 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:48,681 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,681 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 08:52:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 08:52:48,711 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-21 08:52:48,717 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 08:52:48,718 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 08:52:48,728 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:48,728 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:48,728 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:48,728 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:48,729 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:48,729 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:48,729 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:48,729 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-21 08:52:48,729 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:48,730 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:48,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-01-21 08:52:48,731 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:48,731 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-01-21 08:52:48,731 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-21 08:52:48,731 INFO L82 PathProgramCache]: Analyzing trace with hash 194152, now seen corresponding path program 1 times [2018-01-21 08:52:48,731 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:48,732 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,732 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:48,732 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,732 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 08:52:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 08:52:48,736 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-21 08:52:48,737 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 08:52:48,739 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:48,739 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:48,739 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:48,739 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:48,739 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:48,739 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:48,739 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:48,739 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_atomic_sub_returnErr0EnsuresViolation======== [2018-01-21 08:52:48,740 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:48,741 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:48,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-01-21 08:52:48,742 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:48,742 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 08:52:48,742 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_atomic_sub_returnErr0EnsuresViolation]=== [2018-01-21 08:52:48,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1191229311, now seen corresponding path program 1 times [2018-01-21 08:52:48,743 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:48,744 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,744 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:48,744 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,744 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:48,753 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:48,764 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 08:52:48,765 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:48,765 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-21 08:52:48,765 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:48,765 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 08:52:48,766 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 08:52:48,766 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 08:52:48,766 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 2 states. [2018-01-21 08:52:48,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:48,771 INFO L93 Difference]: Finished difference Result 121 states and 129 transitions. [2018-01-21 08:52:48,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 08:52:48,771 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 35 [2018-01-21 08:52:48,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:48,771 INFO L225 Difference]: With dead ends: 121 [2018-01-21 08:52:48,771 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:48,772 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 08:52:48,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:48,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:48,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:48,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:48,772 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 35 [2018-01-21 08:52:48,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:48,772 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:48,773 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 08:52:48,773 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:48,773 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:48,774 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:48,774 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:48,774 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:48,774 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:48,774 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:48,774 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:48,774 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:48,774 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ##fun~$Pointer$~TO~VOIDErr0EnsuresViolation======== [2018-01-21 08:52:48,774 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:48,775 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:48,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-01-21 08:52:48,776 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:48,776 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 08:52:48,776 INFO L371 AbstractCegarLoop]: === Iteration 1 === [##fun~$Pointer$~TO~VOIDErr0EnsuresViolation]=== [2018-01-21 08:52:48,777 INFO L82 PathProgramCache]: Analyzing trace with hash -849066811, now seen corresponding path program 1 times [2018-01-21 08:52:48,777 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:48,778 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,778 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:48,778 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:48,778 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:48,787 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:48,891 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 08:52:48,891 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:48,891 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-21 08:52:48,892 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:48,892 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-21 08:52:48,892 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-21 08:52:48,892 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-01-21 08:52:48,892 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 9 states. [2018-01-21 08:52:49,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:49,016 INFO L93 Difference]: Finished difference Result 204 states and 220 transitions. [2018-01-21 08:52:49,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-21 08:52:49,017 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 53 [2018-01-21 08:52:49,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:49,018 INFO L225 Difference]: With dead ends: 204 [2018-01-21 08:52:49,018 INFO L226 Difference]: Without dead ends: 100 [2018-01-21 08:52:49,019 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-01-21 08:52:49,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-01-21 08:52:49,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-01-21 08:52:49,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-01-21 08:52:49,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 105 transitions. [2018-01-21 08:52:49,027 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 105 transitions. Word has length 53 [2018-01-21 08:52:49,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:49,027 INFO L432 AbstractCegarLoop]: Abstraction has 98 states and 105 transitions. [2018-01-21 08:52:49,028 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-21 08:52:49,028 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 105 transitions. [2018-01-21 08:52:49,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-01-21 08:52:49,028 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:49,028 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 08:52:49,029 INFO L371 AbstractCegarLoop]: === Iteration 2 === [##fun~$Pointer$~TO~VOIDErr0EnsuresViolation]=== [2018-01-21 08:52:49,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1623598255, now seen corresponding path program 1 times [2018-01-21 08:52:49,029 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:49,030 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:49,030 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:49,030 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:49,030 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:49,040 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:49,083 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 08:52:49,083 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:49,083 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 08:52:49,083 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:49,084 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 08:52:49,084 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 08:52:49,084 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 08:52:49,084 INFO L87 Difference]: Start difference. First operand 98 states and 105 transitions. Second operand 5 states. [2018-01-21 08:52:49,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:49,100 INFO L93 Difference]: Finished difference Result 182 states and 195 transitions. [2018-01-21 08:52:49,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 08:52:49,103 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2018-01-21 08:52:49,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:49,104 INFO L225 Difference]: With dead ends: 182 [2018-01-21 08:52:49,104 INFO L226 Difference]: Without dead ends: 98 [2018-01-21 08:52:49,105 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 08:52:49,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-01-21 08:52:49,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-01-21 08:52:49,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-01-21 08:52:49,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 104 transitions. [2018-01-21 08:52:49,113 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 104 transitions. Word has length 65 [2018-01-21 08:52:49,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:49,114 INFO L432 AbstractCegarLoop]: Abstraction has 98 states and 104 transitions. [2018-01-21 08:52:49,114 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 08:52:49,114 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 104 transitions. [2018-01-21 08:52:49,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-01-21 08:52:49,115 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:49,115 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 08:52:49,115 INFO L371 AbstractCegarLoop]: === Iteration 3 === [##fun~$Pointer$~TO~VOIDErr0EnsuresViolation]=== [2018-01-21 08:52:49,115 INFO L82 PathProgramCache]: Analyzing trace with hash 1182111571, now seen corresponding path program 1 times [2018-01-21 08:52:49,115 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:49,116 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:49,116 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:49,117 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:49,117 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:49,126 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:49,161 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 08:52:49,162 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:49,162 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-21 08:52:49,162 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:49,162 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-21 08:52:49,162 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-21 08:52:49,163 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-21 08:52:49,163 INFO L87 Difference]: Start difference. First operand 98 states and 104 transitions. Second operand 4 states. [2018-01-21 08:52:49,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:49,205 INFO L93 Difference]: Finished difference Result 98 states and 104 transitions. [2018-01-21 08:52:49,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-21 08:52:49,206 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 67 [2018-01-21 08:52:49,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:49,206 INFO L225 Difference]: With dead ends: 98 [2018-01-21 08:52:49,206 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:49,207 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 08:52:49,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:49,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:49,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:49,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:49,208 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2018-01-21 08:52:49,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:49,208 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:49,208 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-21 08:52:49,208 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:49,208 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:49,210 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:49,210 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:49,210 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:49,210 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:49,210 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:49,210 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:49,210 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:49,210 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kref_putErr0EnsuresViolation======== [2018-01-21 08:52:49,210 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:49,212 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:49,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-01-21 08:52:49,213 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:49,213 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 08:52:49,213 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_putErr0EnsuresViolation]=== [2018-01-21 08:52:49,213 INFO L82 PathProgramCache]: Analyzing trace with hash 1838034520, now seen corresponding path program 1 times [2018-01-21 08:52:49,213 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:49,214 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:49,214 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:49,214 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:49,215 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:49,226 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:49,248 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 08:52:49,248 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:49,249 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 08:52:49,249 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:49,249 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 08:52:49,249 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 08:52:49,249 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 08:52:49,249 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 08:52:49,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:49,366 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 08:52:49,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 08:52:49,367 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2018-01-21 08:52:49,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:49,367 INFO L225 Difference]: With dead ends: 123 [2018-01-21 08:52:49,367 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:49,368 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 08:52:49,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:49,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:49,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:49,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:49,368 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2018-01-21 08:52:49,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:49,369 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:49,369 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 08:52:49,369 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:49,369 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:49,370 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:49,370 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:49,370 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:49,371 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:49,371 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:49,371 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:49,371 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:49,371 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-21 08:52:49,371 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:49,372 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:49,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-01-21 08:52:49,373 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:49,373 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 08:52:49,373 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-21 08:52:49,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1284880107, now seen corresponding path program 1 times [2018-01-21 08:52:49,374 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:49,375 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:49,375 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:49,375 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:49,375 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 08:52:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 08:52:49,395 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-21 08:52:49,399 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 08:52:49,400 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 08:52:49,400 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 08:52:49,401 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 08:52:49,402 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 08:52:49,402 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 08:52:49,403 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 08:52:49,403 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 08:52:49,403 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 08:52:49,407 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:49,408 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:49,408 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:49,408 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:49,408 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:49,408 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:49,408 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:49,408 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == entry_pointErr0EnsuresViolation======== [2018-01-21 08:52:49,408 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:49,410 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:49,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-01-21 08:52:49,411 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:49,411 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 08:52:49,411 INFO L371 AbstractCegarLoop]: === Iteration 1 === [entry_pointErr0EnsuresViolation]=== [2018-01-21 08:52:49,411 INFO L82 PathProgramCache]: Analyzing trace with hash -2113077254, now seen corresponding path program 1 times [2018-01-21 08:52:49,411 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:49,412 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:49,412 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:49,412 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:49,413 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:49,420 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:49,449 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 08:52:49,449 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:49,449 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 08:52:49,449 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:49,450 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 08:52:49,450 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 08:52:49,450 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 08:52:49,450 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-01-21 08:52:49,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:49,605 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-01-21 08:52:49,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 08:52:49,605 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-01-21 08:52:49,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:49,605 INFO L225 Difference]: With dead ends: 123 [2018-01-21 08:52:49,606 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:49,606 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 08:52:49,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:49,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:49,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:49,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:49,607 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2018-01-21 08:52:49,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:49,607 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:49,607 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 08:52:49,607 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:49,607 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:49,609 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:52:49,609 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:52:49,609 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:52:49,609 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:52:49,609 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:52:49,609 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:52:49,609 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:52:49,610 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_kobject_init_internalErr0EnsuresViolation======== [2018-01-21 08:52:49,610 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:52:49,611 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-01-21 08:52:49,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-01-21 08:52:49,612 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:52:49,612 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 08:52:49,612 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kobject_init_internalErr0EnsuresViolation]=== [2018-01-21 08:52:49,612 INFO L82 PathProgramCache]: Analyzing trace with hash 558483832, now seen corresponding path program 1 times [2018-01-21 08:52:49,612 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:52:49,613 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:49,613 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:52:49,613 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:52:49,614 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:52:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:52:49,620 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:52:49,659 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 08:52:49,659 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:52:49,659 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 08:52:49,659 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:52:49,660 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 08:52:49,660 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 08:52:49,660 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-21 08:52:49,660 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 5 states. [2018-01-21 08:52:49,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:52:49,677 INFO L93 Difference]: Finished difference Result 225 states and 245 transitions. [2018-01-21 08:52:49,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 08:52:49,678 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-01-21 08:52:49,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:52:49,678 INFO L225 Difference]: With dead ends: 225 [2018-01-21 08:52:49,678 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:52:49,679 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 08:52:49,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:52:49,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:52:49,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:52:49,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:52:49,679 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2018-01-21 08:52:49,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:52:49,680 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:52:49,680 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 08:52:49,680 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:52:49,680 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:52:49,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.01 08:52:49 BoogieIcfgContainer [2018-01-21 08:52:49,682 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-21 08:52:49,683 INFO L168 Benchmark]: Toolchain (without parser) took 5512.38 ms. Allocated memory was 298.8 MB in the beginning and 542.6 MB in the end (delta: 243.8 MB). Free memory was 256.2 MB in the beginning and 475.5 MB in the end (delta: -219.3 MB). Peak memory consumption was 24.5 MB. Max. memory is 5.3 GB. [2018-01-21 08:52:49,685 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 298.8 MB. Free memory is still 262.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 08:52:49,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.15 ms. Allocated memory is still 298.8 MB. Free memory was 256.2 MB in the beginning and 242.2 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 5.3 GB. [2018-01-21 08:52:49,685 INFO L168 Benchmark]: Boogie Preprocessor took 47.02 ms. Allocated memory is still 298.8 MB. Free memory was 242.2 MB in the beginning and 240.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-21 08:52:49,685 INFO L168 Benchmark]: RCFGBuilder took 454.72 ms. Allocated memory is still 298.8 MB. Free memory was 240.2 MB in the beginning and 209.7 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 5.3 GB. [2018-01-21 08:52:49,686 INFO L168 Benchmark]: TraceAbstraction took 4778.88 ms. Allocated memory was 298.8 MB in the beginning and 542.6 MB in the end (delta: 243.8 MB). Free memory was 209.7 MB in the beginning and 475.5 MB in the end (delta: -265.8 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 08:52:49,687 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 298.8 MB. Free memory is still 262.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 224.15 ms. Allocated memory is still 298.8 MB. Free memory was 256.2 MB in the beginning and 242.2 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 47.02 ms. Allocated memory is still 298.8 MB. Free memory was 242.2 MB in the beginning and 240.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 454.72 ms. Allocated memory is still 298.8 MB. Free memory was 240.2 MB in the beginning and 209.7 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 4778.88 ms. Allocated memory was 298.8 MB in the beginning and 542.6 MB in the end (delta: 243.8 MB). Free memory was 209.7 MB in the beginning and 475.5 MB in the end (delta: -265.8 MB). There was no memory consumed. 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, 0.6s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s 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, 0.1s 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, 0.3s 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: 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, 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, 0.3s 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, 0.8s 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, 0.2s 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, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s 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, 0.5s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 19 SDslu, 1146 SDs, 0 SdLazy, 77 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s 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, 0.0s 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, 0.2s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.1s 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, 0.0s 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: 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, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s 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, 0.1s 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, 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, 0.1s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s 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: 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, 0.4s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 19 SDslu, 1146 SDs, 0 SdLazy, 77 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=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, 0.1s 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, 0.1s 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, 0.0s 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: 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, 0.2s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 85 SDtfs, 49 SDslu, 3 SDs, 0 SdLazy, 40 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=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_preciseopt.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-4-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-5-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-6-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-7-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-8-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-9-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-10-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-11-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-12-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-13-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-14-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-15-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-16-2018-01-21_08-52-49-701.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-17-2018-01-21_08-52-49-701.csv Received shutdown request...