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_smtcomp.epf -i ../../../trunk/examples/svcomp/memsafety/test-0235_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 10:08:47,549 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 10:08:47,551 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 10:08:47,567 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-21 10:08:47,567 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-21 10:08:47,568 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-21 10:08:47,570 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-21 10:08:47,571 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-21 10:08:47,573 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-21 10:08:47,573 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-21 10:08:47,574 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-21 10:08:47,575 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-21 10:08:47,576 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-21 10:08:47,577 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-21 10:08:47,578 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-21 10:08:47,581 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-21 10:08:47,584 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-21 10:08:47,586 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-21 10:08:47,587 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-21 10:08:47,589 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-21 10:08:47,591 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-21 10:08:47,596 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-21 10:08:47,597 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-21 10:08:47,597 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_smtcomp.epf [2018-01-21 10:08:47,608 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 10:08:47,608 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 10:08:47,609 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 10:08:47,609 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 10:08:47,610 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 10:08:47,610 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 10:08:47,610 INFO L133 SettingsManager]: * Precise comparison operator=true [2018-01-21 10:08:47,610 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 10:08:47,611 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 10:08:47,611 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 10:08:47,611 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 10:08:47,612 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 10:08:47,612 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 10:08:47,612 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 10:08:47,612 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 10:08:47,612 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 10:08:47,613 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 10:08:47,613 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 10:08:47,613 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 10:08:47,613 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 10:08:47,613 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 10:08:47,614 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 10:08:47,614 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 10:08:47,614 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 10:08:47,614 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 10:08:47,615 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 10:08:47,615 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 10:08:47,615 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 10:08:47,615 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 10:08:47,616 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 10:08:47,616 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 10:08:47,616 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 10:08:47,616 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-01-21 10:08:47,616 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 10:08:47,616 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 10:08:47,617 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 10:08:47,617 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-01-21 10:08:47,618 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 10:08:47,618 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 10:08:47,657 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 10:08:47,672 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 10:08:47,676 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 10:08:47,678 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 10:08:47,678 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 10:08:47,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0235_false-valid-deref.i [2018-01-21 10:08:47,885 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 10:08:47,889 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 10:08:47,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 10:08:47,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 10:08:47,895 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 10:08:47,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 10:08:47" (1/1) ... [2018-01-21 10:08:47,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72cb4875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 10:08:47, skipping insertion in model container [2018-01-21 10:08:47,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 10:08:47" (1/1) ... [2018-01-21 10:08:47,914 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 10:08:47,960 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 10:08:48,104 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 10:08:48,133 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 10:08:48,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 10:08:48 WrapperNode [2018-01-21 10:08:48,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 10:08:48,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 10:08:48,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 10:08:48,149 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 10:08:48,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 10:08:48" (1/1) ... [2018-01-21 10:08:48,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 10:08:48" (1/1) ... [2018-01-21 10:08:48,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 10:08:48" (1/1) ... [2018-01-21 10:08:48,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 10:08:48" (1/1) ... [2018-01-21 10:08:48,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 10:08:48" (1/1) ... [2018-01-21 10:08:48,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 10:08:48" (1/1) ... [2018-01-21 10:08:48,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 10:08:48" (1/1) ... [2018-01-21 10:08:48,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 10:08:48,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 10:08:48,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 10:08:48,205 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 10:08:48,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 10:08:48" (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 10:08:48,260 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 10:08:48,260 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 10:08:48,260 INFO L136 BoogieDeclarations]: Found implementation of procedure calloc_model [2018-01-21 10:08:48,260 INFO L136 BoogieDeclarations]: Found implementation of procedure zalloc_or_die [2018-01-21 10:08:48,261 INFO L136 BoogieDeclarations]: Found implementation of procedure l4_insert [2018-01-21 10:08:48,261 INFO L136 BoogieDeclarations]: Found implementation of procedure l3_insert [2018-01-21 10:08:48,261 INFO L136 BoogieDeclarations]: Found implementation of procedure l2_insert [2018-01-21 10:08:48,261 INFO L136 BoogieDeclarations]: Found implementation of procedure l1_insert [2018-01-21 10:08:48,261 INFO L136 BoogieDeclarations]: Found implementation of procedure l0_insert [2018-01-21 10:08:48,261 INFO L136 BoogieDeclarations]: Found implementation of procedure l4_destroy [2018-01-21 10:08:48,261 INFO L136 BoogieDeclarations]: Found implementation of procedure l3_destroy [2018-01-21 10:08:48,261 INFO L136 BoogieDeclarations]: Found implementation of procedure l2_destroy [2018-01-21 10:08:48,261 INFO L136 BoogieDeclarations]: Found implementation of procedure l1_destroy [2018-01-21 10:08:48,261 INFO L136 BoogieDeclarations]: Found implementation of procedure l0_destroy [2018-01-21 10:08:48,262 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 10:08:48,262 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-21 10:08:48,262 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-21 10:08:48,262 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 10:08:48,262 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 10:08:48,262 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 10:08:48,262 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-21 10:08:48,262 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-21 10:08:48,262 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-21 10:08:48,263 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-21 10:08:48,263 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-01-21 10:08:48,263 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-21 10:08:48,263 INFO L128 BoogieDeclarations]: Found specification of procedure calloc_model [2018-01-21 10:08:48,263 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-21 10:08:48,263 INFO L128 BoogieDeclarations]: Found specification of procedure zalloc_or_die [2018-01-21 10:08:48,263 INFO L128 BoogieDeclarations]: Found specification of procedure l4_insert [2018-01-21 10:08:48,263 INFO L128 BoogieDeclarations]: Found specification of procedure l3_insert [2018-01-21 10:08:48,263 INFO L128 BoogieDeclarations]: Found specification of procedure l2_insert [2018-01-21 10:08:48,263 INFO L128 BoogieDeclarations]: Found specification of procedure l1_insert [2018-01-21 10:08:48,263 INFO L128 BoogieDeclarations]: Found specification of procedure l0_insert [2018-01-21 10:08:48,264 INFO L128 BoogieDeclarations]: Found specification of procedure l4_destroy [2018-01-21 10:08:48,264 INFO L128 BoogieDeclarations]: Found specification of procedure l3_destroy [2018-01-21 10:08:48,264 INFO L128 BoogieDeclarations]: Found specification of procedure l2_destroy [2018-01-21 10:08:48,264 INFO L128 BoogieDeclarations]: Found specification of procedure l1_destroy [2018-01-21 10:08:48,264 INFO L128 BoogieDeclarations]: Found specification of procedure l0_destroy [2018-01-21 10:08:48,264 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 10:08:48,264 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 10:08:48,264 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 10:08:48,860 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 10:08:48,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 10:08:48 BoogieIcfgContainer [2018-01-21 10:08:48,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 10:08:48,862 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-21 10:08:48,862 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-21 10:08:48,864 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-21 10:08:48,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.01 10:08:47" (1/3) ... [2018-01-21 10:08:48,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41211421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 10:08:48, skipping insertion in model container [2018-01-21 10:08:48,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 10:08:48" (2/3) ... [2018-01-21 10:08:48,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41211421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 10:08:48, skipping insertion in model container [2018-01-21 10:08:48,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 10:08:48" (3/3) ... [2018-01-21 10:08:48,868 INFO L105 eAbstractionObserver]: Analyzing ICFG test-0235_false-valid-deref.i [2018-01-21 10:08:48,875 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-21 10:08:48,884 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 15 error locations. [2018-01-21 10:08:48,928 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:08:48,928 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:08:48,928 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:08:48,928 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:08:48,928 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:08:48,928 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:08:48,928 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:08:48,929 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l3_destroyErr0EnsuresViolation======== [2018-01-21 10:08:48,929 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:08:48,950 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:08:48,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-01-21 10:08:48,958 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:08:48,959 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] [2018-01-21 10:08:48,960 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l3_destroyErr0EnsuresViolation]=== [2018-01-21 10:08:48,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1869448641, now seen corresponding path program 1 times [2018-01-21 10:08:48,965 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:08:49,005 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:08:49,006 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:08:49,006 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:08:49,006 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:08:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:08:49,052 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:08:49,092 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 10:08:49,094 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:08:49,094 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 10:08:49,095 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:08:49,098 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 10:08:49,130 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 10:08:49,130 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 10:08:49,132 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-21 10:08:49,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:08:49,278 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-21 10:08:49,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 10:08:49,280 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 28 [2018-01-21 10:08:49,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:08:49,294 INFO L225 Difference]: With dead ends: 400 [2018-01-21 10:08:49,294 INFO L226 Difference]: Without dead ends: 183 [2018-01-21 10:08:49,301 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 10:08:49,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-01-21 10:08:49,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-01-21 10:08:49,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-01-21 10:08:49,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 214 transitions. [2018-01-21 10:08:49,348 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 214 transitions. Word has length 28 [2018-01-21 10:08:49,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:08:49,348 INFO L432 AbstractCegarLoop]: Abstraction has 183 states and 214 transitions. [2018-01-21 10:08:49,348 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 10:08:49,348 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 214 transitions. [2018-01-21 10:08:49,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-01-21 10:08:49,354 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:08:49,355 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:08:49,355 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l3_destroyErr0EnsuresViolation]=== [2018-01-21 10:08:49,355 INFO L82 PathProgramCache]: Analyzing trace with hash 291437692, now seen corresponding path program 1 times [2018-01-21 10:08:49,355 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:08:49,356 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:08:49,356 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:08:49,356 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:08:49,357 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:08:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:08:49,405 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:08:49,571 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:08:49,571 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:08:49,571 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:08:49,573 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 204 with the following transitions: [2018-01-21 10:08:49,575 INFO L201 CegarAbsIntRunner]: [0], [4], [12], [14], [15], [21], [23], [27], [34], [72], [75], [78], [84], [109], [113], [116], [117], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [281], [285], [288], [289], [320], [324], [327], [328], [357], [358], [359], [373], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [399], [401], [402], [403], [405] [2018-01-21 10:08:49,622 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 10:08:49,622 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 10:08:50,484 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-21 10:08:50,485 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-21 10:08:50,501 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-21 10:08:51,225 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-21 10:08:51,225 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-21 10:08:51,324 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-21 10:08:51,325 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:08:51,326 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 10:08:51,326 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:08:51,328 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 10:08:51,329 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 10:08:51,329 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=19, Unknown=1, NotChecked=0, Total=30 [2018-01-21 10:08:51,329 INFO L87 Difference]: Start difference. First operand 183 states and 214 transitions. Second operand 6 states. [2018-01-21 10:08:55,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:08:55,470 INFO L93 Difference]: Finished difference Result 183 states and 214 transitions. [2018-01-21 10:08:55,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-21 10:08:55,470 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 203 [2018-01-21 10:08:55,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:08:55,471 INFO L225 Difference]: With dead ends: 183 [2018-01-21 10:08:55,471 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 10:08:55,473 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 202 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=19, Unknown=1, NotChecked=0, Total=30 [2018-01-21 10:08:55,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 10:08:55,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 10:08:55,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 10:08:55,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 10:08:55,475 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 203 [2018-01-21 10:08:55,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:08:55,475 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 10:08:55,475 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 10:08:55,475 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 10:08:55,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 10:08:55,479 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 10:08:55,600 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:08:55,600 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-21 10:08:55,600 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:08:55,600 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:08:55,601 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-21 10:08:55,601 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-21 10:08:55,601 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:08:55,601 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-21 10:08:55,601 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-21 10:08:55,601 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:08:55,601 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-21 10:08:55,601 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:08:55,601 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:08:55,601 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:08:55,602 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-21 10:08:55,602 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-21 10:08:55,602 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-21 10:08:55,602 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:08:55,602 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-21 10:08:55,602 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-21 10:08:55,602 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:08:55,602 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-21 10:08:55,602 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-21 10:08:55,602 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:08:55,602 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-21 10:08:55,603 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:08:55,603 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:08:55,603 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-21 10:08:55,603 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-21 10:08:55,603 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 10:08:55,603 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 10:08:55,603 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 10:08:55,603 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 10:08:55,604 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:08:55,604 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:08:55,604 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:08:55,604 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-21 10:08:55,604 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:08:55,604 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-21 10:08:55,604 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-21 10:08:55,604 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:08:55,605 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-21 10:08:55,605 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-21 10:08:55,605 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-21 10:08:55,605 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:08:55,605 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:08:55,605 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:08:55,605 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-21 10:08:55,605 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:08:55,606 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-21 10:08:55,606 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-21 10:08:55,606 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-21 10:08:55,606 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-21 10:08:55,606 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:08:55,606 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-21 10:08:55,606 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:08:55,606 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-21 10:08:55,606 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-21 10:08:55,607 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-21 10:08:55,607 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-21 10:08:55,607 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:08:55,607 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:08:55,607 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-21 10:08:55,607 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-21 10:08:55,607 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-21 10:08:55,607 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-21 10:08:55,608 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-21 10:08:55,608 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-21 10:08:55,608 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-21 10:08:55,608 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-21 10:08:55,608 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-21 10:08:55,608 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-21 10:08:55,608 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:08:55,608 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-21 10:08:55,609 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-21 10:08:55,609 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-21 10:08:55,609 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-21 10:08:55,609 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-21 10:08:55,609 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-21 10:08:55,609 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-21 10:08:55,609 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-21 10:08:55,610 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:08:55,610 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:08:55,610 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-21 10:08:55,610 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-21 10:08:55,610 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-21 10:08:55,610 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:08:55,610 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:08:55,610 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-21 10:08:55,610 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-21 10:08:55,611 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-21 10:08:55,611 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-21 10:08:55,611 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:08:55,611 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-21 10:08:55,611 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:08:55,611 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-21 10:08:55,611 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-21 10:08:55,611 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-21 10:08:55,612 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-21 10:08:55,612 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-21 10:08:55,612 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-21 10:08:55,612 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-21 10:08:55,612 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-21 10:08:55,612 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:08:55,612 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:08:55,612 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:08:55,612 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:08:55,613 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-21 10:08:55,613 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-21 10:08:55,613 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-21 10:08:55,613 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:08:55,613 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-21 10:08:55,613 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-21 10:08:55,613 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-21 10:08:55,613 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-21 10:08:55,613 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-21 10:08:55,613 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:08:55,613 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-21 10:08:55,613 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:08:55,614 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:08:55,614 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:08:55,614 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:08:55,614 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:08:55,614 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:08:55,614 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:08:55,614 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-21 10:08:55,614 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-21 10:08:55,614 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:08:55,614 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:08:55,614 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:08:55,614 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-21 10:08:55,615 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-21 10:08:55,615 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-21 10:08:55,615 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-21 10:08:55,615 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-21 10:08:55,615 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:08:55,615 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-21 10:08:55,615 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-21 10:08:55,615 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-21 10:08:55,615 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:08:55,615 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:08:55,615 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-21 10:08:55,615 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-21 10:08:55,615 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:08:55,616 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:08:55,616 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-21 10:08:55,616 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-21 10:08:55,616 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-21 10:08:55,616 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-21 10:08:55,616 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:08:55,616 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-21 10:08:55,616 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-21 10:08:55,616 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-21 10:08:55,616 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-21 10:08:55,616 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-21 10:08:55,616 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-21 10:08:55,616 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:08:55,617 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-21 10:08:55,617 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:08:55,617 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-21 10:08:55,617 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-21 10:08:55,617 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:08:55,617 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-21 10:08:55,617 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:08:55,617 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-21 10:08:55,617 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:08:55,617 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:08:55,618 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:08:55,618 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-21 10:08:55,618 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:08:55,618 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-21 10:08:55,618 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:08:55,618 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-21 10:08:55,618 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:08:55,618 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:08:55,619 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-21 10:08:55,619 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:08:55,619 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-21 10:08:55,619 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-21 10:08:55,619 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-21 10:08:55,619 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-21 10:08:55,619 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:08:55,619 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:08:55,619 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:08:55,620 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-21 10:08:55,620 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:08:55,620 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-21 10:08:55,620 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:08:55,620 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:08:55,620 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-21 10:08:55,620 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:08:55,620 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:08:55,621 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-21 10:08:55,621 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:08:55,621 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-21 10:08:55,621 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:08:55,621 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-21 10:08:55,621 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-21 10:08:55,621 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-21 10:08:55,621 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-21 10:08:55,622 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:08:55,622 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:08:55,622 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:08:55,622 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:08:55,626 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:08:55,626 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:08:55,626 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:08:55,626 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:08:55,626 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:08:55,626 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:08:55,627 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:08:55,627 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l0_insertErr0EnsuresViolation======== [2018-01-21 10:08:55,627 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:08:55,630 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:08:55,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-01-21 10:08:55,632 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:08:55,632 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 10:08:55,632 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l0_insertErr0EnsuresViolation]=== [2018-01-21 10:08:55,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1305660921, now seen corresponding path program 1 times [2018-01-21 10:08:55,633 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:08:55,634 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:08:55,634 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:08:55,634 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:08:55,634 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:08:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:08:55,647 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:08:55,670 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:08:55,670 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:08:55,671 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:08:55,671 INFO L189 CegarAbsIntRunner]: Skipping current iteration for AI because the path program does not contain any loops [2018-01-21 10:08:55,671 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-01-21 10:08:55,672 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:08:55,672 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-21 10:08:55,682 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:08:55,683 INFO L280 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-01-21 10:08:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:08:55,735 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-21 10:08:55,743 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 10:08:55,744 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-01-21 10:08:55,787 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 10:08:55,813 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:08:55,813 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-01-21 10:08:55,813 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:08:55,813 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 10:08:55,814 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 10:08:55,814 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 10:08:55,814 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-21 10:08:55,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:08:55,834 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-21 10:08:55,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 10:08:55,834 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 35 [2018-01-21 10:08:55,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:08:55,835 INFO L225 Difference]: With dead ends: 400 [2018-01-21 10:08:55,835 INFO L226 Difference]: Without dead ends: 93 [2018-01-21 10:08:55,837 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 69 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 10:08:55,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-01-21 10:08:55,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2018-01-21 10:08:55,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-01-21 10:08:55,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 103 transitions. [2018-01-21 10:08:55,844 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 103 transitions. Word has length 35 [2018-01-21 10:08:55,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:08:55,847 INFO L432 AbstractCegarLoop]: Abstraction has 93 states and 103 transitions. [2018-01-21 10:08:55,847 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 10:08:55,847 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions. [2018-01-21 10:08:55,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-01-21 10:08:55,850 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:08:55,850 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:08:55,850 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l0_insertErr0EnsuresViolation]=== [2018-01-21 10:08:55,850 INFO L82 PathProgramCache]: Analyzing trace with hash -471393731, now seen corresponding path program 1 times [2018-01-21 10:08:55,850 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:08:55,851 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:08:55,852 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:08:55,852 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:08:55,852 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:08:55,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:08:55,875 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:08:55,941 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:08:55,941 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:08:55,941 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:08:55,941 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 175 with the following transitions: [2018-01-21 10:08:55,942 INFO L201 CegarAbsIntRunner]: [72], [144], [146], [150], [153], [156], [162], [163], [164], [165], [167], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [357], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403] [2018-01-21 10:08:55,945 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 10:08:55,945 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 10:08:56,654 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-21 10:08:56,655 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-21 10:08:56,672 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-21 10:08:57,309 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-21 10:08:57,309 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-21 10:08:57,415 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-21 10:08:57,416 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:08:57,416 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 10:08:57,416 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:08:57,417 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 10:08:57,417 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 10:08:57,417 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=19, Unknown=1, NotChecked=0, Total=30 [2018-01-21 10:08:57,417 INFO L87 Difference]: Start difference. First operand 93 states and 103 transitions. Second operand 6 states. [2018-01-21 10:09:01,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:01,523 INFO L93 Difference]: Finished difference Result 93 states and 103 transitions. [2018-01-21 10:09:01,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-21 10:09:01,523 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 174 [2018-01-21 10:09:01,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:01,523 INFO L225 Difference]: With dead ends: 93 [2018-01-21 10:09:01,524 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 10:09:01,524 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 173 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=19, Unknown=1, NotChecked=0, Total=30 [2018-01-21 10:09:01,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 10:09:01,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 10:09:01,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 10:09:01,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 10:09:01,524 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 174 [2018-01-21 10:09:01,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:01,525 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 10:09:01,525 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 10:09:01,525 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 10:09:01,525 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 10:09:01,525 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 10:09:01,610 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:01,610 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-21 10:09:01,610 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:01,610 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:01,611 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-21 10:09:01,611 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-21 10:09:01,611 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:01,611 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-21 10:09:01,611 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-21 10:09:01,611 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:01,611 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-21 10:09:01,611 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:01,611 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:01,611 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:01,611 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-21 10:09:01,611 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-21 10:09:01,611 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-21 10:09:01,612 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:01,612 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-21 10:09:01,612 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-21 10:09:01,612 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:01,612 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-21 10:09:01,612 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-21 10:09:01,612 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:01,612 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-21 10:09:01,612 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:01,612 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:01,612 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-21 10:09:01,612 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-21 10:09:01,612 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 10:09:01,612 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:01,613 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-21 10:09:01,613 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:01,613 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:01,614 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:01,614 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-21 10:09:01,614 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:01,614 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-21 10:09:01,614 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-21 10:09:01,614 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-21 10:09:01,614 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-21 10:09:01,614 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:01,614 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-21 10:09:01,614 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:01,614 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-21 10:09:01,614 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-21 10:09:01,614 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-21 10:09:01,615 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-21 10:09:01,615 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:01,615 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:01,615 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-21 10:09:01,615 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-21 10:09:01,615 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-21 10:09:01,615 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-21 10:09:01,615 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-21 10:09:01,615 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-21 10:09:01,615 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-21 10:09:01,615 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-21 10:09:01,615 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-21 10:09:01,615 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-21 10:09:01,616 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:01,616 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-21 10:09:01,616 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-21 10:09:01,616 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-21 10:09:01,616 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-21 10:09:01,616 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-21 10:09:01,616 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-21 10:09:01,616 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-21 10:09:01,616 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-21 10:09:01,616 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:01,616 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:01,616 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-21 10:09:01,616 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-21 10:09:01,617 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-21 10:09:01,617 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:01,617 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:01,617 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-21 10:09:01,617 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-21 10:09:01,617 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-21 10:09:01,617 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-21 10:09:01,617 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:01,617 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-21 10:09:01,617 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:01,617 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-21 10:09:01,617 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-21 10:09:01,617 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-21 10:09:01,617 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-21 10:09:01,618 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-21 10:09:01,618 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-21 10:09:01,618 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-21 10:09:01,618 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-21 10:09:01,618 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:01,618 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:01,618 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:01,618 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:01,618 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-21 10:09:01,618 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-21 10:09:01,618 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-21 10:09:01,618 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:01,618 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-21 10:09:01,618 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-21 10:09:01,618 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:01,619 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:01,620 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:01,620 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-21 10:09:01,620 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-21 10:09:01,620 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-21 10:09:01,620 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-21 10:09:01,620 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-21 10:09:01,620 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:01,620 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-21 10:09:01,620 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-21 10:09:01,620 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-21 10:09:01,620 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:01,620 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:01,620 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-21 10:09:01,620 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-21 10:09:01,620 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:01,621 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:01,621 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-21 10:09:01,621 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-21 10:09:01,621 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-21 10:09:01,621 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-21 10:09:01,621 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:01,621 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-21 10:09:01,621 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-21 10:09:01,621 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-21 10:09:01,621 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-21 10:09:01,621 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-21 10:09:01,621 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-21 10:09:01,621 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:01,621 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-21 10:09:01,622 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:01,622 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-21 10:09:01,622 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-21 10:09:01,622 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:01,622 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-21 10:09:01,622 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:01,622 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-21 10:09:01,622 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:01,622 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:01,622 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:01,622 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-21 10:09:01,622 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:01,622 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-21 10:09:01,622 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:01,623 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-21 10:09:01,623 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:01,623 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:01,623 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-21 10:09:01,623 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:01,623 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-21 10:09:01,623 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-21 10:09:01,623 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-21 10:09:01,623 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-21 10:09:01,623 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:01,623 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:01,623 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:01,623 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-21 10:09:01,623 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:01,624 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-21 10:09:01,624 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:01,624 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:01,624 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-21 10:09:01,624 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:01,624 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:01,624 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-21 10:09:01,624 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:01,624 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-21 10:09:01,624 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:01,624 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-21 10:09:01,624 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-21 10:09:01,624 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-21 10:09:01,625 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-21 10:09:01,625 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:01,625 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:01,625 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:01,625 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:01,626 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:01,626 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:01,626 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:01,627 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:01,627 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:01,627 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:01,627 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:01,627 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l4_destroyErr0EnsuresViolation======== [2018-01-21 10:09:01,627 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:01,629 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:01,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-01-21 10:09:01,630 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:01,631 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 10:09:01,631 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l4_destroyErr0EnsuresViolation]=== [2018-01-21 10:09:01,631 INFO L82 PathProgramCache]: Analyzing trace with hash -735927316, now seen corresponding path program 1 times [2018-01-21 10:09:01,631 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:01,632 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:01,632 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:01,632 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:01,632 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:01,639 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:01,648 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 10:09:01,648 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:01,649 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 10:09:01,649 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:01,649 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 10:09:01,649 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 10:09:01,649 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 10:09:01,649 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-21 10:09:01,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:01,665 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-21 10:09:01,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 10:09:01,665 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 33 [2018-01-21 10:09:01,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:01,667 INFO L225 Difference]: With dead ends: 400 [2018-01-21 10:09:01,667 INFO L226 Difference]: Without dead ends: 183 [2018-01-21 10:09:01,668 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 10:09:01,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-01-21 10:09:01,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-01-21 10:09:01,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-01-21 10:09:01,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 214 transitions. [2018-01-21 10:09:01,681 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 214 transitions. Word has length 33 [2018-01-21 10:09:01,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:01,681 INFO L432 AbstractCegarLoop]: Abstraction has 183 states and 214 transitions. [2018-01-21 10:09:01,681 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 10:09:01,681 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 214 transitions. [2018-01-21 10:09:01,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-01-21 10:09:01,684 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:01,684 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:09:01,684 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l4_destroyErr0EnsuresViolation]=== [2018-01-21 10:09:01,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1741790547, now seen corresponding path program 1 times [2018-01-21 10:09:01,685 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:01,685 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:01,686 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:01,686 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:01,686 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:01,704 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:01,779 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:09:01,779 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:09:01,779 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:09:01,779 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 209 with the following transitions: [2018-01-21 10:09:01,780 INFO L201 CegarAbsIntRunner]: [0], [4], [7], [8], [35], [39], [47], [49], [50], [56], [58], [62], [69], [72], [75], [78], [84], [109], [113], [116], [117], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [281], [285], [288], [289], [320], [324], [327], [328], [355], [357], [358], [359], [373], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [399], [401], [402], [403], [405] [2018-01-21 10:09:01,783 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 10:09:01,784 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 10:09:02,192 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-21 10:09:02,192 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-21 10:09:02,202 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-21 10:09:02,589 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-21 10:09:02,589 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-21 10:09:02,651 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-21 10:09:02,651 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:02,651 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 10:09:02,651 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:02,652 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 10:09:02,652 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 10:09:02,652 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 10:09:02,652 INFO L87 Difference]: Start difference. First operand 183 states and 214 transitions. Second operand 6 states. [2018-01-21 10:09:06,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:06,723 INFO L93 Difference]: Finished difference Result 183 states and 214 transitions. [2018-01-21 10:09:06,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-21 10:09:06,724 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 208 [2018-01-21 10:09:06,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:06,724 INFO L225 Difference]: With dead ends: 183 [2018-01-21 10:09:06,724 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 10:09:06,725 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 207 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 10:09:06,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 10:09:06,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 10:09:06,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 10:09:06,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 10:09:06,725 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 208 [2018-01-21 10:09:06,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:06,725 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 10:09:06,726 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 10:09:06,726 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 10:09:06,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 10:09:06,726 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 10:09:06,894 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:06,895 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-21 10:09:06,895 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:06,895 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:06,895 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-21 10:09:06,895 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-21 10:09:06,895 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:06,895 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-21 10:09:06,895 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-21 10:09:06,895 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:06,895 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-21 10:09:06,895 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:06,895 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:06,895 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:06,896 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-21 10:09:06,896 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-21 10:09:06,896 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-21 10:09:06,896 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:06,896 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-21 10:09:06,896 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-21 10:09:06,896 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:06,896 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-21 10:09:06,896 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-21 10:09:06,896 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:06,897 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-21 10:09:06,897 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:06,897 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:06,897 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-21 10:09:06,897 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-21 10:09:06,897 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 10:09:06,897 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 10:09:06,897 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 10:09:06,898 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 10:09:06,898 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:06,898 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:06,898 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:06,898 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-21 10:09:06,898 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:06,898 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-21 10:09:06,898 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-21 10:09:06,899 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:06,899 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-21 10:09:06,899 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-21 10:09:06,899 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-21 10:09:06,899 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:06,899 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:06,899 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:06,899 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-21 10:09:06,900 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:06,900 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-21 10:09:06,900 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-21 10:09:06,900 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-21 10:09:06,900 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-21 10:09:06,900 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:06,900 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-21 10:09:06,900 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:06,901 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-21 10:09:06,901 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-21 10:09:06,901 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-21 10:09:06,901 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-21 10:09:06,901 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:06,901 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:06,901 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-21 10:09:06,901 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-21 10:09:06,902 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-21 10:09:06,902 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-21 10:09:06,902 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-21 10:09:06,902 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-21 10:09:06,902 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-21 10:09:06,902 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-21 10:09:06,902 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-21 10:09:06,902 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-21 10:09:06,902 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:06,903 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-21 10:09:06,903 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-21 10:09:06,903 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-21 10:09:06,903 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-21 10:09:06,903 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-21 10:09:06,903 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-21 10:09:06,903 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-21 10:09:06,903 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-21 10:09:06,904 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:06,904 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:06,904 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-21 10:09:06,904 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-21 10:09:06,904 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-21 10:09:06,904 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:06,904 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:06,904 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-21 10:09:06,905 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-21 10:09:06,905 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-21 10:09:06,905 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-21 10:09:06,905 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:06,905 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-21 10:09:06,905 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:06,905 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-21 10:09:06,905 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-21 10:09:06,906 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-21 10:09:06,906 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-21 10:09:06,906 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-21 10:09:06,906 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-21 10:09:06,906 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-21 10:09:06,906 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-21 10:09:06,906 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:06,906 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:06,907 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:06,907 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:06,907 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-21 10:09:06,907 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-21 10:09:06,907 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-21 10:09:06,907 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:06,907 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-21 10:09:06,907 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-21 10:09:06,908 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-21 10:09:06,908 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-21 10:09:06,908 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-21 10:09:06,908 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:06,908 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-21 10:09:06,908 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:06,908 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:06,908 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:06,909 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:06,909 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:06,909 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:06,909 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:06,909 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-21 10:09:06,909 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-21 10:09:06,909 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:06,909 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:06,909 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:06,910 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-21 10:09:06,910 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-21 10:09:06,910 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-21 10:09:06,910 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-21 10:09:06,910 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-21 10:09:06,910 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:06,910 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-21 10:09:06,910 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-21 10:09:06,911 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-21 10:09:06,911 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:06,911 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:06,911 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-21 10:09:06,911 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-21 10:09:06,911 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:06,911 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:06,911 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-21 10:09:06,912 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-21 10:09:06,912 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-21 10:09:06,912 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-21 10:09:06,912 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:06,912 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-21 10:09:06,912 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-21 10:09:06,912 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-21 10:09:06,912 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-21 10:09:06,913 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-21 10:09:06,913 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-21 10:09:06,913 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:06,913 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-21 10:09:06,913 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:06,913 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-21 10:09:06,913 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-21 10:09:06,913 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:06,914 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-21 10:09:06,914 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:06,914 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-21 10:09:06,914 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:06,914 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:06,914 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:06,914 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-21 10:09:06,914 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:06,915 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-21 10:09:06,915 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:06,915 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-21 10:09:06,915 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:06,915 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:06,915 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-21 10:09:06,915 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:06,915 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-21 10:09:06,916 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-21 10:09:06,916 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-21 10:09:06,916 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-21 10:09:06,916 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:06,916 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:06,916 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:06,916 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-21 10:09:06,916 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:06,917 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-21 10:09:06,917 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:06,917 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:06,917 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-21 10:09:06,917 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:06,917 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:06,917 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-21 10:09:06,917 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:06,917 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-21 10:09:06,917 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:06,918 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-21 10:09:06,918 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-21 10:09:06,918 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-21 10:09:06,918 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-21 10:09:06,918 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:06,918 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:06,918 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:06,918 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:06,920 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:06,920 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:06,920 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:06,920 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:06,920 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:06,920 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:06,921 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:06,921 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l2_insertErr0EnsuresViolation======== [2018-01-21 10:09:06,921 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:06,923 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:06,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-01-21 10:09:06,925 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:06,926 INFO L322 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 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 10:09:06,926 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l2_insertErr0EnsuresViolation]=== [2018-01-21 10:09:06,926 INFO L82 PathProgramCache]: Analyzing trace with hash -1689016147, now seen corresponding path program 1 times [2018-01-21 10:09:06,926 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:06,927 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:06,927 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:06,927 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:06,927 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:06,938 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:06,966 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:09:06,966 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:09:06,966 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:09:06,967 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 80 with the following transitions: [2018-01-21 10:09:06,967 INFO L201 CegarAbsIntRunner]: [72], [144], [146], [150], [168], [174], [175], [176], [178], [192], [194], [195], [196], [197], [199], [224], [226], [230], [248], [249], [250], [252], [253], [267], [269], [272], [274], [276], [277], [278], [279], [357], [375], [376], [377], [379], [380], [387], [388], [389], [391], [392], [397], [398], [401], [402], [403] [2018-01-21 10:09:06,969 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 10:09:06,969 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 10:09:07,309 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-21 10:09:07,309 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-21 10:09:07,317 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-21 10:09:07,605 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-21 10:09:07,606 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-21 10:09:07,639 WARN L1007 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|) |c_~#list~23.offset|)) (.cse2 (select (select |c_#memory_$Pointer$.base| |c_~#list~23.base|) |c_~#list~23.offset|)) (.cse0 (select |c_old(#valid)| |c_~#list~23.base|))) (and (not (= |c_#length| |c_old(#valid)|)) (= .cse0 .cse1) (= .cse1 .cse2) (= .cse2 |c_~#list~23.offset|) (= (select |c_#length| |c_~#list~23.base|) 4) (forall ((v_weq0_4 Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_~#list~23.base|) v_weq0_4) (select |c_#valid| v_weq0_4)) (not (= v_weq0_4 0)))) (= 1 (select |c_#valid| |c_~#list~23.base|)) (forall ((v_weq0_4 Int)) (let ((.cse9 (select |c_#memory_$Pointer$.base| |c_~#list~23.base|))) (let ((.cse4 (select .cse9 v_weq0_4))) (or (let ((.cse8 (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|))) (let ((.cse6 (select .cse9 |c_~#list~23.offset|)) (.cse7 (select |c_old(#valid)| |c_~#list~23.base|)) (.cse3 (select .cse8 v_weq0_4)) (.cse5 (select .cse8 |c_~#list~23.offset|))) (and (= .cse3 (select |c_#valid| 0)) (= .cse4 .cse5) (= .cse6 |c_~#list~23.offset|) (= .cse7 .cse4) (= v_weq0_4 .cse6) (= 0 .cse7) (= |c_~#list~23.offset| .cse3) (not (= |c_~#list~23.base| 0)) (= .cse5 v_weq0_4)))) (= (select |c_old(#valid)| v_weq0_4) .cse4) (not (= v_weq0_4 0)))))) (not (= 0 |c_~#list~23.base|)) (not (= |c_#valid| |c_#length|)) (= 0 .cse0) (forall ((v_weq0_4 Int) (v_weq1_4 Int)) (or (not (= v_weq0_4 |c_~#list~23.base|)) (= (select (select |c_#memory_$Pointer$.offset| v_weq0_4) v_weq1_4) (select (select |c_#memory_$Pointer$.base| v_weq0_4) v_weq1_4)) (not (= v_weq1_4 0)))) (forall ((v_weq0_4 Int)) (or (= (select (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|) v_weq0_4) (select |c_#valid| v_weq0_4)) (not (= v_weq0_4 0)))) (= |c_~#list~23.offset| (select |c_#valid| 0)) (forall ((v_weq0_4 Int)) (let ((.cse23 (select |c_#memory_$Pointer$.base| |c_~#list~23.base|))) (let ((.cse12 (select |c_old(#valid)| |c_~#list~23.base|)) (.cse21 (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|)) (.cse15 (select .cse23 |c_~#list~23.offset|))) (let ((.cse14 (= .cse15 |c_~#list~23.offset|)) (.cse10 (select |c_old(#valid)| v_weq0_4)) (.cse13 (select .cse21 |c_~#list~23.offset|)) (.cse11 (select |c_#valid| v_weq0_4)) (.cse16 (= 0 .cse12)) (.cse17 (select |c_#valid| 0)) (.cse18 (not (= |c_~#list~23.base| 0)))) (or (= .cse10 .cse11) (and (= .cse12 .cse13) .cse14 (= v_weq0_4 .cse15) .cse16 (= |c_~#list~23.offset| .cse17) .cse18 (= .cse13 v_weq0_4)) (let ((.cse20 (select |c_#memory_$Pointer$.offset| v_weq0_4))) (let ((.cse19 (select |c_#valid| |c_~#list~23.base|)) (.cse22 (select .cse20 |c_~#list~23.offset|))) (and (= 4 (select |c_#length| v_weq0_4)) (= .cse13 .cse15) .cse14 (= (select |c_#length| |c_~#list~23.base|) 4) (= .cse12 .cse10) (= .cse10 .cse13) (= 1 .cse19) (= .cse19 .cse11) (= v_weq0_4 |c_~#list~23.base|) (= .cse20 .cse21) .cse16 (= .cse22 .cse17) (= |c_~#list~23.offset| .cse22) .cse18 (= (select |c_#memory_$Pointer$.base| v_weq0_4) .cse23))))))))) (forall ((v_weq0_4 Int)) (or (= (select (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|) v_weq0_4) (select (select |c_#memory_$Pointer$.base| |c_~#list~23.base|) v_weq0_4)) (not (= v_weq0_4 0)))) (forall ((v_weq0_4 Int)) (let ((.cse29 (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|))) (let ((.cse24 (select .cse29 v_weq0_4))) (or (let ((.cse30 (select |c_#memory_$Pointer$.base| |c_~#list~23.base|))) (let ((.cse25 (select .cse30 v_weq0_4)) (.cse27 (select .cse30 |c_~#list~23.offset|)) (.cse28 (select |c_old(#valid)| |c_~#list~23.base|)) (.cse26 (select .cse29 |c_~#list~23.offset|))) (and (= .cse24 (select |c_#valid| 0)) (= .cse25 .cse26) (= .cse27 |c_~#list~23.offset|) (= .cse28 .cse25) (= v_weq0_4 .cse27) (= 0 .cse28) (= |c_~#list~23.offset| .cse24) (not (= |c_~#list~23.base| 0)) (= .cse26 v_weq0_4)))) (= (select |c_old(#valid)| v_weq0_4) .cse24) (not (= v_weq0_4 0)))))) (not (= |c_#valid| |c_old(#valid)|)))) is different from false [2018-01-21 10:09:07,643 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-21 10:09:07,644 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:07,644 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 10:09:07,644 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:07,644 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 10:09:07,644 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 10:09:07,644 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-01-21 10:09:07,644 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 6 states. [2018-01-21 10:09:11,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:11,969 INFO L93 Difference]: Finished difference Result 204 states and 246 transitions. [2018-01-21 10:09:11,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-01-21 10:09:11,969 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2018-01-21 10:09:11,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:11,970 INFO L225 Difference]: With dead ends: 204 [2018-01-21 10:09:11,970 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 10:09:11,971 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 79 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=21, Unknown=1, NotChecked=8, Total=42 [2018-01-21 10:09:11,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 10:09:11,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 10:09:11,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 10:09:11,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 10:09:11,971 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2018-01-21 10:09:11,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:11,971 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 10:09:11,972 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 10:09:11,972 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 10:09:11,972 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 10:09:11,972 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 10:09:12,019 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:12,020 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-21 10:09:12,020 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:12,020 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:12,020 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-21 10:09:12,020 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-21 10:09:12,020 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:12,020 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-21 10:09:12,020 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-21 10:09:12,020 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:12,020 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-21 10:09:12,020 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:12,020 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:12,020 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:12,020 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-21 10:09:12,020 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-21 10:09:12,021 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-21 10:09:12,021 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:12,021 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-21 10:09:12,021 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-21 10:09:12,021 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:12,021 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-21 10:09:12,021 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-21 10:09:12,021 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:12,021 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-21 10:09:12,021 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:12,021 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:12,021 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-21 10:09:12,021 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-21 10:09:12,021 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 10:09:12,021 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 10:09:12,021 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 10:09:12,021 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-21 10:09:12,022 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:12,023 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-21 10:09:12,023 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-21 10:09:12,023 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-21 10:09:12,023 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-21 10:09:12,023 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:12,023 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-21 10:09:12,023 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:12,023 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-21 10:09:12,023 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-21 10:09:12,023 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-21 10:09:12,023 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-21 10:09:12,023 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:12,023 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:12,023 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-21 10:09:12,023 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-21 10:09:12,024 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-21 10:09:12,024 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-21 10:09:12,024 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-21 10:09:12,024 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-21 10:09:12,024 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-21 10:09:12,024 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-21 10:09:12,024 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-21 10:09:12,024 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-21 10:09:12,024 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:12,024 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-21 10:09:12,024 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-21 10:09:12,024 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-21 10:09:12,024 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-21 10:09:12,024 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-21 10:09:12,024 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-21 10:09:12,024 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-21 10:09:12,025 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-21 10:09:12,025 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:12,025 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:12,025 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-21 10:09:12,025 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-21 10:09:12,025 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-21 10:09:12,025 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:12,025 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:12,025 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-21 10:09:12,025 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-21 10:09:12,025 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-21 10:09:12,025 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-21 10:09:12,025 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:12,025 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-21 10:09:12,025 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:12,025 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-21 10:09:12,025 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-21 10:09:12,026 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-21 10:09:12,026 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-21 10:09:12,026 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-21 10:09:12,026 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-21 10:09:12,026 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-21 10:09:12,026 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-21 10:09:12,026 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:12,026 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:12,026 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:12,026 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:12,026 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-21 10:09:12,026 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-21 10:09:12,026 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-21 10:09:12,026 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:12,026 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-21 10:09:12,026 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:12,027 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:12,028 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-21 10:09:12,028 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-21 10:09:12,028 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-21 10:09:12,028 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-21 10:09:12,028 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-21 10:09:12,028 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:12,028 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-21 10:09:12,028 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-21 10:09:12,028 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-21 10:09:12,028 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:12,028 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:12,028 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-21 10:09:12,028 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-21 10:09:12,028 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:12,028 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:12,028 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-21 10:09:12,028 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-21 10:09:12,029 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-21 10:09:12,029 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-21 10:09:12,029 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:12,029 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-21 10:09:12,029 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-21 10:09:12,029 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-21 10:09:12,029 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-21 10:09:12,029 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-21 10:09:12,029 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-21 10:09:12,029 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:12,029 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-21 10:09:12,029 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:12,029 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-21 10:09:12,029 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-21 10:09:12,029 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:12,029 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:12,030 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:12,030 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:12,030 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-21 10:09:12,030 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-21 10:09:12,031 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:12,032 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-21 10:09:12,032 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-21 10:09:12,032 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-21 10:09:12,032 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-21 10:09:12,032 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:12,032 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:12,032 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:12,032 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:12,033 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:12,033 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:12,033 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:12,033 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:12,033 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:12,033 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:12,033 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:12,033 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-21 10:09:12,033 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:12,035 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:12,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-01-21 10:09:12,036 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:12,037 INFO L322 BasicCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:09:12,037 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-21 10:09:12,037 INFO L82 PathProgramCache]: Analyzing trace with hash 659764794, now seen corresponding path program 1 times [2018-01-21 10:09:12,037 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:12,038 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:12,038 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:12,038 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:12,038 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:12,043 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:12,055 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-01-21 10:09:12,056 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:12,056 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 10:09:12,056 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:12,056 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 10:09:12,056 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 10:09:12,056 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 10:09:12,057 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-21 10:09:12,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:12,068 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-21 10:09:12,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 10:09:12,068 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 60 [2018-01-21 10:09:12,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:12,070 INFO L225 Difference]: With dead ends: 400 [2018-01-21 10:09:12,071 INFO L226 Difference]: Without dead ends: 187 [2018-01-21 10:09:12,072 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 10:09:12,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-01-21 10:09:12,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2018-01-21 10:09:12,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-01-21 10:09:12,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 218 transitions. [2018-01-21 10:09:12,087 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 218 transitions. Word has length 60 [2018-01-21 10:09:12,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:12,087 INFO L432 AbstractCegarLoop]: Abstraction has 187 states and 218 transitions. [2018-01-21 10:09:12,087 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 10:09:12,087 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 218 transitions. [2018-01-21 10:09:12,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-01-21 10:09:12,089 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:12,089 INFO L322 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:09:12,090 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr0EnsuresViolation]=== [2018-01-21 10:09:12,090 INFO L82 PathProgramCache]: Analyzing trace with hash -1027263943, now seen corresponding path program 1 times [2018-01-21 10:09:12,090 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:12,090 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:12,091 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:12,091 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:12,091 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:12,104 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:12,153 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:09:12,153 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:09:12,154 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:09:12,154 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 272 with the following transitions: [2018-01-21 10:09:12,154 INFO L201 CegarAbsIntRunner]: [72], [75], [78], [84], [86], [87], [89], [90], [92], [93], [95], [96], [98], [99], [101], [102], [104], [105], [106], [108], [109], [113], [121], [123], [124], [130], [132], [136], [142], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [357], [358], [359], [360], [361], [362], [363], [364], [365], [366], [367], [368], [369], [370], [371], [372], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403] [2018-01-21 10:09:12,158 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 10:09:12,158 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 10:09:12,435 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-21 10:09:12,435 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-21 10:09:12,441 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-21 10:09:12,726 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-21 10:09:12,726 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-21 10:09:12,785 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-21 10:09:12,786 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:12,786 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 10:09:12,786 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:12,786 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 10:09:12,786 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 10:09:12,786 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 10:09:12,787 INFO L87 Difference]: Start difference. First operand 187 states and 218 transitions. Second operand 6 states. [2018-01-21 10:09:16,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:16,856 INFO L93 Difference]: Finished difference Result 187 states and 218 transitions. [2018-01-21 10:09:16,856 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-21 10:09:16,857 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 271 [2018-01-21 10:09:16,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:16,857 INFO L225 Difference]: With dead ends: 187 [2018-01-21 10:09:16,857 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 10:09:16,858 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 270 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 10:09:16,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 10:09:16,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 10:09:16,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 10:09:16,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 10:09:16,859 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 271 [2018-01-21 10:09:16,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:16,859 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 10:09:16,859 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 10:09:16,859 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 10:09:16,860 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 10:09:16,860 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 10:09:16,926 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:16,926 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-21 10:09:16,926 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:16,926 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:16,926 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-21 10:09:16,926 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-21 10:09:16,927 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:16,927 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-21 10:09:16,928 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-21 10:09:16,928 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:16,928 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-21 10:09:16,928 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:16,928 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:16,928 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-21 10:09:16,928 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-21 10:09:16,928 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 10:09:16,928 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 10:09:16,928 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 10:09:16,928 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 10:09:16,928 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:16,928 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:16,928 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:16,928 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-21 10:09:16,928 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:16,929 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-21 10:09:16,929 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-21 10:09:16,929 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:16,929 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-21 10:09:16,929 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-21 10:09:16,929 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-21 10:09:16,929 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:16,929 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:16,929 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:16,929 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-21 10:09:16,929 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:16,929 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-21 10:09:16,929 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-21 10:09:16,929 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-21 10:09:16,930 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-21 10:09:16,930 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:16,930 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-21 10:09:16,930 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:16,930 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-21 10:09:16,930 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-21 10:09:16,930 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-21 10:09:16,930 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-21 10:09:16,930 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:16,930 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-21 10:09:16,931 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-21 10:09:16,931 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-21 10:09:16,932 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-21 10:09:16,932 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-21 10:09:16,932 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-21 10:09:16,932 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:16,932 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:16,932 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-21 10:09:16,932 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-21 10:09:16,932 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-21 10:09:16,932 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:16,932 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:16,932 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-21 10:09:16,932 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-21 10:09:16,932 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-21 10:09:16,932 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-21 10:09:16,932 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:16,932 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-21 10:09:16,933 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:16,933 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-21 10:09:16,933 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-21 10:09:16,933 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-21 10:09:16,933 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-21 10:09:16,933 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-21 10:09:16,933 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-21 10:09:16,933 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-21 10:09:16,933 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-21 10:09:16,933 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:16,933 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:16,933 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:16,933 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:16,933 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-21 10:09:16,933 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-21 10:09:16,933 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-21 10:09:16,934 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-21 10:09:16,935 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:16,935 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:16,935 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:16,935 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-21 10:09:16,935 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-21 10:09:16,935 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-21 10:09:16,935 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-21 10:09:16,935 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-21 10:09:16,935 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:16,935 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-21 10:09:16,935 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-21 10:09:16,935 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-21 10:09:16,935 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:16,935 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:16,935 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-21 10:09:16,935 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-21 10:09:16,936 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-21 10:09:16,936 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:16,937 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-21 10:09:16,937 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-21 10:09:16,937 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:16,937 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-21 10:09:16,937 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:16,937 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-21 10:09:16,937 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:16,937 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:16,937 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:16,937 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-21 10:09:16,937 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:16,937 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-21 10:09:16,937 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:16,937 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-21 10:09:16,937 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:16,937 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:16,938 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:16,939 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-21 10:09:16,939 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:16,939 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-21 10:09:16,939 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:16,939 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-21 10:09:16,939 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-21 10:09:16,939 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-21 10:09:16,939 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-21 10:09:16,939 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:16,939 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:16,939 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:16,939 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:16,940 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:16,940 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:16,940 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:16,941 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:16,941 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:16,941 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:16,941 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:16,941 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l3_insertErr0EnsuresViolation======== [2018-01-21 10:09:16,941 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:16,942 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-01-21 10:09:16,943 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:16,943 INFO L322 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:09:16,943 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l3_insertErr0EnsuresViolation]=== [2018-01-21 10:09:16,944 INFO L82 PathProgramCache]: Analyzing trace with hash 1543903462, now seen corresponding path program 1 times [2018-01-21 10:09:16,944 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:16,944 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:16,944 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:16,945 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:16,945 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:16,955 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:16,979 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:09:16,979 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:09:16,979 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:09:16,979 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 102 with the following transitions: [2018-01-21 10:09:16,980 INFO L201 CegarAbsIntRunner]: [72], [144], [146], [150], [168], [174], [175], [176], [178], [182], [200], [202], [216], [218], [219], [220], [221], [223], [224], [226], [230], [248], [249], [250], [252], [253], [267], [269], [272], [274], [276], [277], [278], [279], [357], [375], [376], [377], [379], [380], [381], [383], [384], [387], [388], [389], [391], [392], [397], [398], [401], [402], [403] [2018-01-21 10:09:16,981 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 10:09:16,981 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 10:09:17,377 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-21 10:09:17,378 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-21 10:09:17,382 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-21 10:09:17,638 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-21 10:09:17,639 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-21 10:09:17,686 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-21 10:09:17,686 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:17,686 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 10:09:17,686 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:17,687 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 10:09:17,687 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 10:09:17,687 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 10:09:17,687 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 6 states. [2018-01-21 10:09:21,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:21,923 INFO L93 Difference]: Finished difference Result 204 states and 246 transitions. [2018-01-21 10:09:21,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-21 10:09:21,924 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 101 [2018-01-21 10:09:21,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:21,924 INFO L225 Difference]: With dead ends: 204 [2018-01-21 10:09:21,924 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 10:09:21,925 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 100 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 10:09:21,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 10:09:21,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 10:09:21,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 10:09:21,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 10:09:21,926 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 101 [2018-01-21 10:09:21,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:21,926 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 10:09:21,926 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 10:09:21,926 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 10:09:21,927 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 10:09:21,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 10:09:21,969 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:21,969 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-21 10:09:21,969 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:21,969 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:21,969 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-21 10:09:21,969 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-21 10:09:21,969 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:21,970 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-21 10:09:21,970 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-21 10:09:21,970 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:21,970 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-21 10:09:21,970 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:21,970 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:21,970 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:21,970 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-21 10:09:21,970 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-21 10:09:21,971 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-21 10:09:21,971 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:21,971 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-21 10:09:21,971 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-21 10:09:21,971 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:21,971 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-21 10:09:21,971 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-21 10:09:21,971 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:21,971 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-21 10:09:21,972 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:21,972 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:21,972 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-21 10:09:21,972 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-21 10:09:21,973 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 10:09:21,973 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 10:09:21,973 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 10:09:21,973 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 10:09:21,973 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:21,973 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:21,973 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:21,973 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-21 10:09:21,973 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:21,974 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-21 10:09:21,974 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-21 10:09:21,974 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:21,974 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-21 10:09:21,974 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-21 10:09:21,974 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-21 10:09:21,974 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:21,974 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:21,974 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:21,975 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-21 10:09:21,975 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:21,975 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-21 10:09:21,975 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-21 10:09:21,975 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-21 10:09:21,975 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-21 10:09:21,975 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:21,975 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-21 10:09:21,975 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:21,976 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-21 10:09:21,976 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-21 10:09:21,976 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-21 10:09:21,976 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-21 10:09:21,976 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:21,976 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:21,976 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-21 10:09:21,976 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-21 10:09:21,976 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-21 10:09:21,977 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-21 10:09:21,977 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-21 10:09:21,977 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-21 10:09:21,977 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-21 10:09:21,977 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-21 10:09:21,977 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-21 10:09:21,977 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-21 10:09:21,977 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:21,977 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-21 10:09:21,978 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-21 10:09:21,978 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-21 10:09:21,978 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-21 10:09:21,978 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-21 10:09:21,978 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-21 10:09:21,978 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-21 10:09:21,978 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-21 10:09:21,978 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:21,978 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:21,979 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-21 10:09:21,979 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-21 10:09:21,979 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-21 10:09:21,979 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:21,979 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:21,979 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-21 10:09:21,979 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-21 10:09:21,979 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-21 10:09:21,979 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-21 10:09:21,979 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:21,980 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-21 10:09:21,980 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:21,980 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-21 10:09:21,980 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-21 10:09:21,980 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-21 10:09:21,980 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-21 10:09:21,980 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-21 10:09:21,980 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-21 10:09:21,980 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-21 10:09:21,981 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-21 10:09:21,981 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:21,981 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:21,981 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:21,981 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:21,981 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-21 10:09:21,981 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-21 10:09:21,981 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-21 10:09:21,981 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:21,982 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-21 10:09:21,982 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-21 10:09:21,982 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-21 10:09:21,982 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-21 10:09:21,982 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-21 10:09:21,982 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:21,982 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-21 10:09:21,982 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:21,982 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:21,982 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:21,983 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:21,983 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:21,983 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:21,983 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:21,983 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-21 10:09:21,983 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-21 10:09:21,983 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:21,983 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:21,983 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:21,984 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-21 10:09:21,984 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-21 10:09:21,984 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-21 10:09:21,984 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-21 10:09:21,984 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-21 10:09:21,984 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:21,984 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-21 10:09:21,984 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-21 10:09:21,984 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-21 10:09:21,984 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:21,985 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:21,985 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-21 10:09:21,985 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-21 10:09:21,985 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:21,985 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:21,985 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-21 10:09:21,985 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-21 10:09:21,985 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-21 10:09:21,985 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-21 10:09:21,986 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:21,986 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-21 10:09:21,986 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-21 10:09:21,986 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-21 10:09:21,986 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-21 10:09:21,986 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-21 10:09:21,986 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-21 10:09:21,986 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:21,986 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-21 10:09:21,987 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:21,987 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-21 10:09:21,987 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-21 10:09:21,987 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:21,987 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-21 10:09:21,987 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:21,987 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-21 10:09:21,987 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:21,987 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:21,988 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:21,988 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-21 10:09:21,988 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:21,988 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-21 10:09:21,988 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:21,988 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-21 10:09:21,988 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:21,988 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:21,988 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-21 10:09:21,988 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:21,989 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-21 10:09:21,989 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-21 10:09:21,989 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-21 10:09:21,989 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-21 10:09:21,989 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:21,989 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:21,989 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:21,989 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-21 10:09:21,989 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:21,990 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-21 10:09:21,990 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:21,990 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:21,990 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-21 10:09:21,990 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:21,990 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:21,990 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-21 10:09:21,990 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:21,990 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-21 10:09:21,991 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:21,991 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-21 10:09:21,991 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-21 10:09:21,991 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-21 10:09:21,991 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-21 10:09:21,991 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:21,991 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:21,991 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:21,991 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:21,993 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:21,993 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:21,993 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:21,993 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:21,993 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:21,993 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:21,993 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:21,994 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l1_insertErr0EnsuresViolation======== [2018-01-21 10:09:21,994 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:21,996 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:21,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-01-21 10:09:21,997 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:21,997 INFO L322 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-01-21 10:09:21,997 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l1_insertErr0EnsuresViolation]=== [2018-01-21 10:09:21,998 INFO L82 PathProgramCache]: Analyzing trace with hash 1133947228, now seen corresponding path program 1 times [2018-01-21 10:09:21,998 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:21,999 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:21,999 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:21,999 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:21,999 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:22,007 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:22,023 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:09:22,024 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:09:22,024 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:09:22,024 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 58 with the following transitions: [2018-01-21 10:09:22,024 INFO L201 CegarAbsIntRunner]: [72], [144], [146], [150], [168], [174], [175], [224], [226], [240], [242], [243], [244], [245], [247], [248], [249], [250], [252], [253], [267], [269], [272], [274], [276], [277], [278], [279], [357], [375], [376], [377], [387], [388], [391], [392], [397], [398], [401], [402], [403] [2018-01-21 10:09:22,025 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 10:09:22,025 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 10:09:22,354 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-21 10:09:22,354 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-21 10:09:22,364 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-21 10:09:22,659 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-21 10:09:22,659 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-21 10:09:22,733 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-21 10:09:22,734 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:22,734 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 10:09:22,734 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:22,734 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 10:09:22,735 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 10:09:22,735 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 10:09:22,735 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 6 states. [2018-01-21 10:09:26,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:26,904 INFO L93 Difference]: Finished difference Result 204 states and 246 transitions. [2018-01-21 10:09:26,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-21 10:09:26,904 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-01-21 10:09:26,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:26,904 INFO L225 Difference]: With dead ends: 204 [2018-01-21 10:09:26,904 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 10:09:26,905 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 56 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 10:09:26,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 10:09:26,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 10:09:26,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 10:09:26,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 10:09:26,906 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57 [2018-01-21 10:09:26,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:26,906 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 10:09:26,906 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 10:09:26,907 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 10:09:26,907 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 10:09:26,907 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 10:09:26,945 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:26,945 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-21 10:09:26,945 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:26,945 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:26,945 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-21 10:09:26,945 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-21 10:09:26,945 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:26,945 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-21 10:09:26,945 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-21 10:09:26,945 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:26,945 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-21 10:09:26,945 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:26,945 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:26,946 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:26,946 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-21 10:09:26,946 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-21 10:09:26,946 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-21 10:09:26,946 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:26,946 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-21 10:09:26,946 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-21 10:09:26,946 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:26,946 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-21 10:09:26,946 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-21 10:09:26,946 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:26,946 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-21 10:09:26,946 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:26,946 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:26,946 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-21 10:09:26,946 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-21 10:09:26,947 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 10:09:26,947 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 10:09:26,947 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 10:09:26,947 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 10:09:26,947 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:26,947 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:26,947 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:26,947 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-21 10:09:26,947 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:26,947 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-21 10:09:26,947 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-21 10:09:26,947 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:26,947 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-21 10:09:26,948 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-21 10:09:26,948 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-21 10:09:26,948 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:26,948 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:26,948 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:26,948 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-21 10:09:26,948 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:26,948 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-21 10:09:26,948 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-21 10:09:26,948 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-21 10:09:26,948 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-21 10:09:26,948 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:26,949 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-21 10:09:26,949 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:26,949 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-21 10:09:26,949 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-21 10:09:26,949 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-21 10:09:26,949 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-21 10:09:26,949 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:26,949 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:26,949 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-21 10:09:26,949 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-21 10:09:26,949 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-21 10:09:26,950 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-21 10:09:26,950 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-21 10:09:26,950 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-21 10:09:26,950 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-21 10:09:26,950 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-21 10:09:26,950 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-21 10:09:26,950 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-21 10:09:26,950 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:26,950 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-21 10:09:26,950 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-21 10:09:26,950 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-21 10:09:26,950 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-21 10:09:26,950 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-21 10:09:26,950 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-21 10:09:26,950 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-21 10:09:26,951 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-21 10:09:26,951 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:26,951 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:26,951 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-21 10:09:26,951 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-21 10:09:26,951 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-21 10:09:26,951 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:26,951 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:26,951 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-21 10:09:26,951 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-21 10:09:26,951 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-21 10:09:26,951 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-21 10:09:26,951 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:26,951 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-21 10:09:26,951 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:26,951 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-21 10:09:26,952 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-21 10:09:26,952 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:26,952 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-21 10:09:26,952 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-21 10:09:26,952 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-21 10:09:26,953 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-21 10:09:26,953 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-21 10:09:26,953 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-21 10:09:26,953 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:26,953 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-21 10:09:26,953 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:26,953 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:26,953 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:26,953 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:26,953 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:26,953 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:26,953 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:26,953 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-21 10:09:26,954 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-21 10:09:26,954 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:26,954 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:26,954 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:26,954 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-21 10:09:26,954 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-21 10:09:26,954 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-21 10:09:26,954 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-21 10:09:26,954 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-21 10:09:26,954 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:26,954 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-21 10:09:26,954 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-21 10:09:26,954 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-21 10:09:26,954 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:26,955 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:26,955 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-21 10:09:26,955 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-21 10:09:26,955 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:26,955 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:26,955 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-21 10:09:26,955 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-21 10:09:26,955 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-21 10:09:26,955 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-21 10:09:26,955 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:26,955 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-21 10:09:26,955 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-21 10:09:26,955 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-21 10:09:26,955 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-21 10:09:26,955 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-21 10:09:26,955 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-21 10:09:26,956 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:26,956 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-21 10:09:26,956 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:26,956 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-21 10:09:26,956 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-21 10:09:26,956 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:26,956 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-21 10:09:26,956 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:26,956 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-21 10:09:26,956 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:26,956 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:26,956 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:26,956 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-21 10:09:26,956 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:26,956 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-21 10:09:26,956 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:26,957 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:26,958 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-21 10:09:26,958 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:26,958 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:26,958 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-21 10:09:26,958 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:26,958 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-21 10:09:26,958 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:26,958 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-21 10:09:26,958 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-21 10:09:26,958 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-21 10:09:26,958 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-21 10:09:26,958 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:26,958 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:26,958 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:26,959 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:26,960 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:26,960 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:26,960 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:26,960 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:26,960 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:26,960 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:26,961 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:26,961 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l0_destroyErr0EnsuresViolation======== [2018-01-21 10:09:26,961 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:26,962 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:26,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-01-21 10:09:26,963 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:26,963 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 10:09:26,963 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l0_destroyErr0EnsuresViolation]=== [2018-01-21 10:09:26,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1180290210, now seen corresponding path program 1 times [2018-01-21 10:09:26,963 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:26,964 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:26,964 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:26,964 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:26,964 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:26,968 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:26,972 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 10:09:26,972 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:26,972 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 10:09:26,972 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:26,973 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 10:09:26,973 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 10:09:26,973 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 10:09:26,973 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-21 10:09:26,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:26,986 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-21 10:09:26,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 10:09:26,986 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2018-01-21 10:09:26,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:26,988 INFO L225 Difference]: With dead ends: 400 [2018-01-21 10:09:26,988 INFO L226 Difference]: Without dead ends: 183 [2018-01-21 10:09:26,989 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 10:09:26,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-01-21 10:09:27,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-01-21 10:09:27,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-01-21 10:09:27,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 214 transitions. [2018-01-21 10:09:27,002 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 214 transitions. Word has length 13 [2018-01-21 10:09:27,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:27,002 INFO L432 AbstractCegarLoop]: Abstraction has 183 states and 214 transitions. [2018-01-21 10:09:27,002 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 10:09:27,002 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 214 transitions. [2018-01-21 10:09:27,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-01-21 10:09:27,004 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:27,004 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:09:27,004 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l0_destroyErr0EnsuresViolation]=== [2018-01-21 10:09:27,004 INFO L82 PathProgramCache]: Analyzing trace with hash 870362463, now seen corresponding path program 1 times [2018-01-21 10:09:27,004 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:27,005 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:27,005 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:27,005 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:27,005 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:27,019 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:27,061 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:09:27,062 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:09:27,062 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:09:27,062 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 189 with the following transitions: [2018-01-21 10:09:27,062 INFO L201 CegarAbsIntRunner]: [72], [75], [78], [84], [109], [113], [121], [123], [124], [130], [132], [136], [143], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [357], [358], [359], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403] [2018-01-21 10:09:27,064 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 10:09:27,064 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 10:09:27,420 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-21 10:09:27,420 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-21 10:09:27,426 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-21 10:09:27,709 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-21 10:09:27,710 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-21 10:09:27,761 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-21 10:09:27,762 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:27,762 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 10:09:27,762 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:27,762 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 10:09:27,762 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 10:09:27,762 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 10:09:27,763 INFO L87 Difference]: Start difference. First operand 183 states and 214 transitions. Second operand 6 states. [2018-01-21 10:09:31,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:31,835 INFO L93 Difference]: Finished difference Result 183 states and 214 transitions. [2018-01-21 10:09:31,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-21 10:09:31,835 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 188 [2018-01-21 10:09:31,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:31,836 INFO L225 Difference]: With dead ends: 183 [2018-01-21 10:09:31,836 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 10:09:31,836 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 187 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 10:09:31,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 10:09:31,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 10:09:31,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 10:09:31,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 10:09:31,837 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 188 [2018-01-21 10:09:31,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:31,837 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 10:09:31,837 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 10:09:31,837 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 10:09:31,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 10:09:31,837 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 10:09:31,900 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:31,900 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-21 10:09:31,900 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:31,900 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:31,900 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-21 10:09:31,901 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-21 10:09:31,901 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:31,901 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-21 10:09:31,902 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-21 10:09:31,902 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 10:09:31,902 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 10:09:31,902 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:31,902 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-21 10:09:31,903 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:31,903 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-21 10:09:31,903 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:31,903 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-21 10:09:31,904 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:31,904 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-21 10:09:31,904 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-21 10:09:31,904 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-21 10:09:31,904 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-21 10:09:31,904 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:31,904 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:31,904 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-21 10:09:31,904 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-21 10:09:31,904 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-21 10:09:31,904 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-21 10:09:31,904 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-21 10:09:31,904 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-21 10:09:31,904 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-21 10:09:31,904 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-21 10:09:31,904 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:31,905 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:31,906 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-21 10:09:31,906 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-21 10:09:31,906 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-21 10:09:31,906 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-21 10:09:31,906 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:31,906 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-21 10:09:31,906 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:31,906 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-21 10:09:31,906 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-21 10:09:31,906 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-21 10:09:31,906 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-21 10:09:31,906 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-21 10:09:31,906 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-21 10:09:31,906 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-21 10:09:31,906 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-21 10:09:31,906 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:31,906 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:31,907 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:31,907 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:31,907 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-21 10:09:31,907 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-21 10:09:31,907 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-21 10:09:31,907 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:31,907 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-21 10:09:31,907 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-21 10:09:31,907 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-21 10:09:31,907 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-21 10:09:31,907 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-21 10:09:31,907 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:31,907 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-21 10:09:31,907 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:31,907 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:31,907 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-21 10:09:31,908 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:31,908 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-21 10:09:31,909 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-21 10:09:31,909 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-21 10:09:31,909 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:31,909 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:31,909 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-21 10:09:31,909 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-21 10:09:31,909 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:31,909 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:31,909 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-21 10:09:31,909 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-21 10:09:31,909 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-21 10:09:31,909 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-21 10:09:31,909 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:31,909 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-21 10:09:31,909 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-21 10:09:31,909 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-21 10:09:31,909 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:31,910 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:31,911 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-21 10:09:31,911 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:31,911 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:31,911 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-21 10:09:31,911 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-21 10:09:31,912 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-21 10:09:31,912 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:31,912 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:31,914 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:31,914 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:31,914 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:31,914 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:31,914 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:31,914 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:31,914 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:31,914 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == calloc_modelErr0EnsuresViolation======== [2018-01-21 10:09:31,914 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:31,915 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:31,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-01-21 10:09:31,916 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:31,916 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] [2018-01-21 10:09:31,916 INFO L371 AbstractCegarLoop]: === Iteration 1 === [calloc_modelErr0EnsuresViolation]=== [2018-01-21 10:09:31,916 INFO L82 PathProgramCache]: Analyzing trace with hash -1815610456, now seen corresponding path program 1 times [2018-01-21 10:09:31,916 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:31,917 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:31,917 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:31,917 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:31,917 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:31,921 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:32,032 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 10:09:32,032 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:32,032 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 10:09:32,032 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:32,032 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-21 10:09:32,033 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-21 10:09:32,033 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-01-21 10:09:32,033 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 5 states. [2018-01-21 10:09:32,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:32,088 INFO L93 Difference]: Finished difference Result 204 states and 246 transitions. [2018-01-21 10:09:32,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 10:09:32,088 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-01-21 10:09:32,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:32,089 INFO L225 Difference]: With dead ends: 204 [2018-01-21 10:09:32,089 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 10:09:32,089 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-01-21 10:09:32,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 10:09:32,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 10:09:32,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 10:09:32,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 10:09:32,090 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2018-01-21 10:09:32,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:32,090 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 10:09:32,090 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-21 10:09:32,090 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 10:09:32,090 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 10:09:32,090 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 10:09:32,268 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:32,268 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-21 10:09:32,268 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:32,268 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:32,268 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-21 10:09:32,268 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-21 10:09:32,268 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:32,268 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-21 10:09:32,268 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-21 10:09:32,269 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:32,269 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-21 10:09:32,269 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:32,270 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:32,270 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-21 10:09:32,270 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-21 10:09:32,270 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 10:09:32,270 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 10:09:32,270 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 10:09:32,270 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 10:09:32,270 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:32,270 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:32,270 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:32,270 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-21 10:09:32,270 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:32,270 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-21 10:09:32,270 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-21 10:09:32,270 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:32,270 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-21 10:09:32,271 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-21 10:09:32,272 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-21 10:09:32,272 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-21 10:09:32,272 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-21 10:09:32,273 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-21 10:09:32,273 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-21 10:09:32,273 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-21 10:09:32,273 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-21 10:09:32,273 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-21 10:09:32,273 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-21 10:09:32,273 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:32,273 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:32,273 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-21 10:09:32,273 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-21 10:09:32,273 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-21 10:09:32,273 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:32,273 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:32,273 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-21 10:09:32,273 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-21 10:09:32,273 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-21 10:09:32,274 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-21 10:09:32,274 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:32,274 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-21 10:09:32,274 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:32,274 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-21 10:09:32,274 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-21 10:09:32,274 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-21 10:09:32,274 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-21 10:09:32,274 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-21 10:09:32,274 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-21 10:09:32,274 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-21 10:09:32,274 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-21 10:09:32,274 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:32,274 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:32,274 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:32,274 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:32,275 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-21 10:09:32,276 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:32,276 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:32,277 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-21 10:09:32,277 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-21 10:09:32,277 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:32,277 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:32,277 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-21 10:09:32,277 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-21 10:09:32,277 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-21 10:09:32,277 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-21 10:09:32,277 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:32,277 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-21 10:09:32,277 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-21 10:09:32,277 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-21 10:09:32,277 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-21 10:09:32,277 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-21 10:09:32,277 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-21 10:09:32,278 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-21 10:09:32,278 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:32,278 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-21 10:09:32,278 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:32,278 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-21 10:09:32,279 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:32,279 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:32,279 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:32,279 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:32,280 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-21 10:09:32,280 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:32,280 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:32,280 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-21 10:09:32,280 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:32,280 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-21 10:09:32,280 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:32,280 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-21 10:09:32,280 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-21 10:09:32,280 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-21 10:09:32,280 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-21 10:09:32,280 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:32,280 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:32,280 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:32,280 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:32,281 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:32,281 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:32,281 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:32,281 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:32,281 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:32,282 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:32,282 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:32,282 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l4_insertErr0EnsuresViolation======== [2018-01-21 10:09:32,282 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:32,283 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:32,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-01-21 10:09:32,285 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:32,285 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:09:32,286 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l4_insertErr0EnsuresViolation]=== [2018-01-21 10:09:32,286 INFO L82 PathProgramCache]: Analyzing trace with hash -823093231, now seen corresponding path program 1 times [2018-01-21 10:09:32,286 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:32,286 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:32,286 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:32,287 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:32,287 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:32,300 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:32,323 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:09:32,324 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:09:32,324 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:09:32,324 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 143 with the following transitions: [2018-01-21 10:09:32,324 INFO L201 CegarAbsIntRunner]: [72], [144], [146], [150], [168], [174], [175], [176], [178], [182], [200], [202], [206], [224], [226], [230], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [266], [267], [269], [272], [274], [276], [277], [278], [279], [357], [375], [376], [377], [379], [380], [381], [383], [384], [385], [387], [388], [389], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403] [2018-01-21 10:09:32,325 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 10:09:32,325 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 10:09:32,647 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-21 10:09:32,647 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-21 10:09:32,654 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-21 10:09:32,988 INFO L232 lantSequenceWeakener]: Weakened 1 states. On average, predicates are now at 41.67% of their original sizes. [2018-01-21 10:09:32,988 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-21 10:09:33,063 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-21 10:09:33,063 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:33,063 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 10:09:33,063 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:33,064 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 10:09:33,064 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 10:09:33,064 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=20, Unknown=1, NotChecked=0, Total=30 [2018-01-21 10:09:33,064 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 6 states. [2018-01-21 10:09:37,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:37,373 INFO L93 Difference]: Finished difference Result 204 states and 246 transitions. [2018-01-21 10:09:37,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-21 10:09:37,374 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 142 [2018-01-21 10:09:37,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:37,374 INFO L225 Difference]: With dead ends: 204 [2018-01-21 10:09:37,374 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 10:09:37,375 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 141 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=20, Unknown=1, NotChecked=0, Total=30 [2018-01-21 10:09:37,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 10:09:37,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 10:09:37,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 10:09:37,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 10:09:37,375 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 142 [2018-01-21 10:09:37,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:37,375 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 10:09:37,375 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 10:09:37,375 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 10:09:37,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 10:09:37,376 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 10:09:37,422 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:37,422 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-21 10:09:37,422 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:37,423 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:37,423 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-21 10:09:37,423 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-21 10:09:37,423 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:37,423 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-21 10:09:37,423 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-21 10:09:37,423 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:37,423 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-21 10:09:37,423 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:37,423 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:37,423 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:37,424 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-21 10:09:37,424 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-21 10:09:37,424 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-21 10:09:37,424 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:37,424 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-21 10:09:37,424 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-21 10:09:37,424 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:37,424 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-21 10:09:37,424 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-21 10:09:37,424 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:37,425 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-21 10:09:37,425 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:37,425 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:37,425 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-21 10:09:37,425 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-21 10:09:37,425 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 10:09:37,425 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 10:09:37,425 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 10:09:37,425 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 10:09:37,425 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:37,425 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:37,426 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:37,426 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-21 10:09:37,426 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:37,426 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-21 10:09:37,426 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-21 10:09:37,426 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:37,426 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-21 10:09:37,426 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-21 10:09:37,426 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-21 10:09:37,426 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:37,426 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:37,427 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:37,427 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-21 10:09:37,427 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:37,427 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-21 10:09:37,427 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-21 10:09:37,427 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-21 10:09:37,427 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-21 10:09:37,427 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:37,427 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-21 10:09:37,427 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:37,427 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-21 10:09:37,428 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-21 10:09:37,428 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-21 10:09:37,428 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-21 10:09:37,428 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:37,428 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:37,428 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-21 10:09:37,428 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-21 10:09:37,428 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-21 10:09:37,428 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-21 10:09:37,428 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-21 10:09:37,428 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-21 10:09:37,429 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-21 10:09:37,429 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-21 10:09:37,429 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-21 10:09:37,429 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-21 10:09:37,429 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:37,429 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-21 10:09:37,429 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-21 10:09:37,429 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-21 10:09:37,429 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-21 10:09:37,429 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-21 10:09:37,430 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-21 10:09:37,430 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-21 10:09:37,430 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-21 10:09:37,430 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:37,430 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:37,430 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-21 10:09:37,430 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-21 10:09:37,430 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-21 10:09:37,430 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:37,430 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:37,430 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-21 10:09:37,431 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-21 10:09:37,431 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-21 10:09:37,431 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-21 10:09:37,431 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:37,431 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-21 10:09:37,431 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:37,431 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-21 10:09:37,431 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-21 10:09:37,431 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-21 10:09:37,431 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-21 10:09:37,431 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-21 10:09:37,432 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-21 10:09:37,432 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-21 10:09:37,432 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-21 10:09:37,432 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:37,432 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:37,432 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:37,432 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:37,432 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-21 10:09:37,432 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-21 10:09:37,432 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-21 10:09:37,433 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:37,433 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-21 10:09:37,433 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-21 10:09:37,433 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-21 10:09:37,433 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-21 10:09:37,433 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-21 10:09:37,433 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:37,433 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-21 10:09:37,433 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:37,433 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:37,433 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:37,434 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:37,434 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:37,434 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:37,434 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:37,434 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-21 10:09:37,434 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-21 10:09:37,434 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:37,434 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:37,434 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:37,434 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-21 10:09:37,434 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-21 10:09:37,435 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-21 10:09:37,435 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-21 10:09:37,435 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-21 10:09:37,435 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:37,435 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-21 10:09:37,435 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-21 10:09:37,435 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-21 10:09:37,435 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:37,435 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:37,435 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-21 10:09:37,435 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-21 10:09:37,436 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:37,436 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:37,436 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-21 10:09:37,436 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-21 10:09:37,436 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-21 10:09:37,436 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-21 10:09:37,436 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:37,436 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-21 10:09:37,436 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-21 10:09:37,436 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-21 10:09:37,436 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-21 10:09:37,437 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-21 10:09:37,437 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-21 10:09:37,437 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:37,437 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-21 10:09:37,437 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:37,437 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-21 10:09:37,437 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-21 10:09:37,437 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:37,437 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-21 10:09:37,437 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:37,437 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-21 10:09:37,438 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:37,438 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (and (= |old(#NULL.offset)| |#NULL.offset|) (= |#valid| |old(#valid)|) (= |old(#NULL.base)| |#NULL.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(~#list~23.base)| |~#list~23.base|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(~#list~23.offset)| |~#list~23.offset|)) [2018-01-21 10:09:37,438 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:37,438 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-21 10:09:37,438 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:37,438 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-21 10:09:37,438 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:37,438 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-21 10:09:37,438 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:37,438 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:37,439 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-21 10:09:37,439 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:37,439 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-21 10:09:37,439 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-21 10:09:37,439 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-21 10:09:37,439 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-21 10:09:37,439 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:37,439 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:37,439 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:37,439 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-21 10:09:37,439 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:37,440 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-21 10:09:37,440 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:37,440 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:37,440 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-21 10:09:37,440 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:37,440 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:37,440 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-21 10:09:37,440 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:37,440 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-21 10:09:37,440 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:37,440 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-21 10:09:37,441 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-21 10:09:37,441 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-21 10:09:37,441 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-21 10:09:37,441 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:37,441 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:37,441 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:37,441 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:37,443 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:37,443 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:37,443 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:37,443 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:37,444 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:37,444 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:37,444 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:37,444 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == zalloc_or_dieErr0EnsuresViolation======== [2018-01-21 10:09:37,444 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:37,446 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:37,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-01-21 10:09:37,447 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:37,447 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 10:09:37,447 INFO L371 AbstractCegarLoop]: === Iteration 1 === [zalloc_or_dieErr0EnsuresViolation]=== [2018-01-21 10:09:37,447 INFO L82 PathProgramCache]: Analyzing trace with hash 859623337, now seen corresponding path program 1 times [2018-01-21 10:09:37,447 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:37,448 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:37,448 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:37,448 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:37,448 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:37,454 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:37,465 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:09:37,465 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:09:37,465 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:09:37,465 INFO L189 CegarAbsIntRunner]: Skipping current iteration for AI because the path program does not contain any loops [2018-01-21 10:09:37,465 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-01-21 10:09:37,466 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:09:37,466 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-21 10:09:37,477 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:37,477 INFO L280 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-01-21 10:09:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:37,507 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-21 10:09:37,513 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 10:09:37,513 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-01-21 10:09:37,540 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 10:09:37,574 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:37,574 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-01-21 10:09:37,574 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:37,574 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-21 10:09:37,575 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-21 10:09:37,575 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-21 10:09:37,575 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 3 states. [2018-01-21 10:09:37,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:37,763 INFO L93 Difference]: Finished difference Result 452 states and 598 transitions. [2018-01-21 10:09:37,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-21 10:09:37,763 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-01-21 10:09:37,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:37,764 INFO L225 Difference]: With dead ends: 452 [2018-01-21 10:09:37,764 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 10:09:37,765 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 52 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 10:09:37,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 10:09:37,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 10:09:37,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 10:09:37,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 10:09:37,766 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-01-21 10:09:37,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:37,767 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 10:09:37,767 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-21 10:09:37,767 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 10:09:37,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 10:09:37,767 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 10:09:37,857 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:37,857 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-21 10:09:37,857 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:37,857 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:37,857 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,857 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-21 10:09:37,857 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-21 10:09:37,857 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-21 10:09:37,857 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,858 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:37,858 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,858 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L397 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 10:09:37,859 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-21 10:09:37,859 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-21 10:09:37,860 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,860 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L397 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,860 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-21 10:09:37,860 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,860 INFO L397 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L397 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,861 INFO L397 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-21 10:09:37,861 INFO L397 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,861 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-21 10:09:37,862 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-21 10:09:37,862 INFO L397 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,862 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-21 10:09:37,862 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-21 10:09:37,862 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:37,862 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:37,862 INFO L397 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,862 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-21 10:09:37,862 INFO L397 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,862 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-21 10:09:37,862 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-21 10:09:37,862 INFO L397 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,862 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-21 10:09:37,862 INFO L397 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,862 INFO L397 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,863 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:37,863 INFO L397 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,863 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-21 10:09:37,863 INFO L397 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,863 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-21 10:09:37,863 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-21 10:09:37,863 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-21 10:09:37,863 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-21 10:09:37,863 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,863 INFO L397 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,863 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-21 10:09:37,863 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:37,863 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:37,863 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-21 10:09:37,863 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:37,863 INFO L397 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L397 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L397 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-21 10:09:37,864 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-21 10:09:37,865 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-21 10:09:37,865 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:37,865 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-21 10:09:37,865 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-21 10:09:37,865 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-21 10:09:37,865 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-21 10:09:37,865 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-21 10:09:37,865 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,865 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-21 10:09:37,865 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:37,865 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-21 10:09:37,865 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,865 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-21 10:09:37,865 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:37,865 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L397 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,866 INFO L397 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:37,866 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-21 10:09:37,867 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:37,867 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,867 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-21 10:09:37,867 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-21 10:09:37,867 INFO L397 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,867 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:37,867 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-21 10:09:37,867 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:37,867 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (and (= |old(#NULL.offset)| |#NULL.offset|) (= |#valid| |old(#valid)|) (= |old(#NULL.base)| |#NULL.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(~#list~23.base)| |~#list~23.base|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(~#list~23.offset)| |~#list~23.offset|)) [2018-01-21 10:09:37,867 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:37,867 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-21 10:09:37,867 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:37,867 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-21 10:09:37,867 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:37,868 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 10:09:37,869 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-21 10:09:37,869 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:37,869 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:37,869 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-21 10:09:37,869 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:37,869 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-21 10:09:37,869 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-21 10:09:37,869 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 10:09:37,869 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-21 10:09:37,869 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-21 10:09:37,869 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-21 10:09:37,869 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-21 10:09:37,869 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-21 10:09:37,869 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:37,869 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-21 10:09:37,870 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:37,870 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:37,871 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:37,871 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:37,871 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:37,871 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:37,871 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:37,871 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-21 10:09:37,871 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:37,872 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:37,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-01-21 10:09:37,873 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:37,873 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-01-21 10:09:37,873 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-21 10:09:37,873 INFO L82 PathProgramCache]: Analyzing trace with hash 407458483, now seen corresponding path program 1 times [2018-01-21 10:09:37,873 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:37,874 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:37,874 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:37,874 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:37,874 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 10:09:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 10:09:37,893 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-21 10:09:37,898 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 10:09:37,904 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:37,904 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:37,904 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:37,904 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:37,905 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:37,905 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:37,905 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:37,905 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l1_destroyErr0EnsuresViolation======== [2018-01-21 10:09:37,905 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:37,906 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:37,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-01-21 10:09:37,907 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:37,907 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 10:09:37,907 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l1_destroyErr0EnsuresViolation]=== [2018-01-21 10:09:37,907 INFO L82 PathProgramCache]: Analyzing trace with hash 1248637182, now seen corresponding path program 1 times [2018-01-21 10:09:37,907 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:37,908 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:37,908 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:37,908 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:37,908 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:37,912 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:37,916 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 10:09:37,916 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:37,916 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 10:09:37,917 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:37,917 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 10:09:37,917 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 10:09:37,917 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 10:09:37,917 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-21 10:09:37,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:37,925 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-21 10:09:37,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 10:09:37,925 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-01-21 10:09:37,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:37,926 INFO L225 Difference]: With dead ends: 400 [2018-01-21 10:09:37,926 INFO L226 Difference]: Without dead ends: 183 [2018-01-21 10:09:37,927 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 10:09:37,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-01-21 10:09:37,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-01-21 10:09:37,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-01-21 10:09:37,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 214 transitions. [2018-01-21 10:09:37,935 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 214 transitions. Word has length 18 [2018-01-21 10:09:37,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:37,936 INFO L432 AbstractCegarLoop]: Abstraction has 183 states and 214 transitions. [2018-01-21 10:09:37,936 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 10:09:37,936 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 214 transitions. [2018-01-21 10:09:37,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-01-21 10:09:37,937 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:37,937 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:09:37,937 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l1_destroyErr0EnsuresViolation]=== [2018-01-21 10:09:37,937 INFO L82 PathProgramCache]: Analyzing trace with hash 395821787, now seen corresponding path program 1 times [2018-01-21 10:09:37,937 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:37,938 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:37,938 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:37,938 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:37,938 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:37,947 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:37,976 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:09:37,977 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:09:37,977 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:09:37,977 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 194 with the following transitions: [2018-01-21 10:09:37,977 INFO L201 CegarAbsIntRunner]: [72], [75], [78], [84], [109], [113], [116], [117], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [281], [285], [293], [295], [296], [302], [304], [308], [315], [357], [358], [359], [373], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403] [2018-01-21 10:09:37,978 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 10:09:37,978 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 10:09:38,241 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-21 10:09:38,241 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-21 10:09:38,246 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-21 10:09:38,539 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-21 10:09:38,539 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-21 10:09:38,574 WARN L1007 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|) |c_~#list~23.offset|)) (.cse2 (select (select |c_#memory_$Pointer$.base| |c_~#list~23.base|) |c_~#list~23.offset|)) (.cse0 (select |c_old(#valid)| |c_~#list~23.base|))) (and (not (= |c_#length| |c_old(#valid)|)) (= .cse0 .cse1) (= .cse1 .cse2) (forall ((v_weq0_10 Int)) (or (not (= v_weq0_10 0)) (= (select (select |c_#memory_$Pointer$.base| |c_~#list~23.base|) v_weq0_10) (select |c_#valid| v_weq0_10)))) (= .cse2 |c_~#list~23.offset|) (= (select |c_#length| |c_~#list~23.base|) 4) (= 1 (select |c_#valid| |c_~#list~23.base|)) (forall ((v_weq0_10 Int)) (let ((.cse13 (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|)) (.cse11 (select |c_#memory_$Pointer$.base| |c_~#list~23.base|))) (let ((.cse15 (select .cse11 |c_~#list~23.offset|)) (.cse14 (select |c_old(#valid)| |c_~#list~23.base|)) (.cse16 (select .cse13 |c_~#list~23.offset|))) (let ((.cse5 (= .cse14 .cse16)) (.cse6 (= .cse16 .cse15)) (.cse7 (= .cse15 |c_~#list~23.offset|)) (.cse4 (select |c_#valid| v_weq0_10)) (.cse8 (= 0 .cse14)) (.cse10 (not (= |c_~#list~23.base| 0))) (.cse3 (select |c_old(#valid)| v_weq0_10)) (.cse9 (select |c_#valid| 0))) (or (= .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 (= |c_~#list~23.offset| .cse9) (= v_weq0_10 0) .cse10) (let ((.cse12 (select |c_#valid| |c_~#list~23.base|))) (and .cse5 .cse6 (= |c_~#list~23.offset| .cse3) .cse7 (= v_weq0_10 |c_~#list~23.base|) (= (select |c_#length| |c_~#list~23.base|) 4) (= (select |c_#memory_$Pointer$.base| v_weq0_10) .cse11) (= 1 .cse12) (= .cse12 .cse4) (= (select |c_#memory_$Pointer$.offset| v_weq0_10) .cse13) (= 4 (select |c_#length| v_weq0_10)) .cse8 .cse10 (= .cse3 .cse9)))))))) (forall ((v_weq0_10 Int)) (or (= (select |c_#valid| v_weq0_10) (select (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|) v_weq0_10)) (not (= v_weq0_10 0)))) (forall ((v_weq0_10 Int)) (let ((.cse24 (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|))) (let ((.cse17 (select .cse24 v_weq0_10))) (or (= (select |c_old(#valid)| v_weq0_10) .cse17) (not (= v_weq0_10 0)) (let ((.cse23 (select |c_#memory_$Pointer$.base| |c_~#list~23.base|))) (let ((.cse20 (select |c_old(#valid)| |c_~#list~23.base|)) (.cse19 (select .cse23 |c_~#list~23.offset|)) (.cse22 (select |c_#valid| 0)) (.cse21 (select .cse24 |c_~#list~23.offset|)) (.cse18 (select .cse23 v_weq0_10))) (and (= .cse18 .cse19) (= .cse20 .cse21) (= v_weq0_10 .cse20) (= .cse19 |c_~#list~23.offset|) (= .cse22 .cse17) (= |c_~#list~23.offset| .cse22) (not (= |c_~#list~23.base| 0)) (= 0 v_weq0_10) (= .cse21 .cse18)))))))) (forall ((v_weq1_10 Int) (v_weq0_10 Int)) (or (= (select (select |c_#memory_$Pointer$.offset| v_weq0_10) v_weq1_10) (select (select |c_#memory_$Pointer$.base| v_weq0_10) v_weq1_10)) (not (= v_weq1_10 0)) (not (= v_weq0_10 |c_~#list~23.base|)))) (not (= 0 |c_~#list~23.base|)) (not (= |c_#valid| |c_#length|)) (= 0 .cse0) (forall ((v_weq0_10 Int)) (or (not (= v_weq0_10 0)) (= (select (select |c_#memory_$Pointer$.base| |c_~#list~23.base|) v_weq0_10) (select (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|) v_weq0_10)))) (= |c_~#list~23.offset| (select |c_#valid| 0)) (forall ((v_weq0_10 Int)) (let ((.cse31 (select |c_#memory_$Pointer$.base| |c_~#list~23.base|))) (let ((.cse25 (select .cse31 v_weq0_10))) (or (not (= v_weq0_10 0)) (let ((.cse30 (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|))) (let ((.cse27 (select |c_old(#valid)| |c_~#list~23.base|)) (.cse26 (select .cse31 |c_~#list~23.offset|)) (.cse29 (select |c_#valid| 0)) (.cse28 (select .cse30 |c_~#list~23.offset|))) (and (= .cse25 .cse26) (= .cse27 .cse28) (= v_weq0_10 .cse27) (= .cse26 |c_~#list~23.offset|) (= .cse29 (select .cse30 v_weq0_10)) (= |c_~#list~23.offset| .cse29) (not (= |c_~#list~23.base| 0)) (= 0 v_weq0_10) (= .cse28 .cse25)))) (= .cse25 (select |c_old(#valid)| v_weq0_10)))))) (not (= |c_#valid| |c_old(#valid)|)))) is different from false [2018-01-21 10:09:38,579 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-21 10:09:38,580 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:38,580 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 10:09:38,580 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:38,580 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 10:09:38,580 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 10:09:38,580 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-01-21 10:09:38,580 INFO L87 Difference]: Start difference. First operand 183 states and 214 transitions. Second operand 6 states. [2018-01-21 10:09:42,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:42,677 INFO L93 Difference]: Finished difference Result 183 states and 214 transitions. [2018-01-21 10:09:42,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-21 10:09:42,677 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 193 [2018-01-21 10:09:42,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:42,677 INFO L225 Difference]: With dead ends: 183 [2018-01-21 10:09:42,678 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 10:09:42,678 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 192 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-01-21 10:09:42,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 10:09:42,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 10:09:42,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 10:09:42,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 10:09:42,679 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 193 [2018-01-21 10:09:42,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:42,679 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 10:09:42,679 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 10:09:42,680 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 10:09:42,680 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 10:09:42,681 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:42,681 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:42,681 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:42,681 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:42,681 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:42,681 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:42,682 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:42,682 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-21 10:09:42,682 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:42,684 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:42,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-01-21 10:09:42,685 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:42,685 INFO L322 BasicCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:09:42,685 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-21 10:09:42,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1621180892, now seen corresponding path program 1 times [2018-01-21 10:09:42,686 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:42,686 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:42,686 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:42,686 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:42,687 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:42,692 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-01-21 10:09:42,701 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:42,701 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 10:09:42,701 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:42,701 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 10:09:42,701 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 10:09:42,702 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 10:09:42,702 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-21 10:09:42,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 10:09:42,712 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-21 10:09:42,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 10:09:42,712 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 62 [2018-01-21 10:09:42,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 10:09:42,714 INFO L225 Difference]: With dead ends: 400 [2018-01-21 10:09:42,714 INFO L226 Difference]: Without dead ends: 189 [2018-01-21 10:09:42,715 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 10:09:42,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2018-01-21 10:09:42,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2018-01-21 10:09:42,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-01-21 10:09:42,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 220 transitions. [2018-01-21 10:09:42,725 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 220 transitions. Word has length 62 [2018-01-21 10:09:42,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 10:09:42,725 INFO L432 AbstractCegarLoop]: Abstraction has 189 states and 220 transitions. [2018-01-21 10:09:42,725 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 10:09:42,725 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 220 transitions. [2018-01-21 10:09:42,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-01-21 10:09:42,727 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 10:09:42,728 INFO L322 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:09:42,728 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-21 10:09:42,728 INFO L82 PathProgramCache]: Analyzing trace with hash 641840739, now seen corresponding path program 1 times [2018-01-21 10:09:42,728 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 10:09:42,729 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:42,729 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 10:09:42,729 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 10:09:42,729 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 10:09:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 10:09:42,743 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 10:09:42,788 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 10:09:42,788 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 10:09:42,788 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 10:09:42,788 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 274 with the following transitions: [2018-01-21 10:09:42,789 INFO L201 CegarAbsIntRunner]: [72], [75], [78], [84], [86], [87], [89], [90], [92], [93], [95], [96], [98], [99], [101], [102], [104], [105], [106], [107], [109], [113], [121], [123], [124], [130], [132], [136], [142], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [319], [357], [358], [359], [360], [361], [362], [363], [364], [365], [366], [367], [368], [369], [370], [371], [372], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403], [404] [2018-01-21 10:09:42,791 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 10:09:42,791 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 10:09:43,106 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-21 10:09:43,106 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-21 10:09:43,113 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-21 10:09:43,404 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-21 10:09:43,404 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-21 10:09:43,460 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-21 10:09:43,460 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 10:09:43,460 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 10:09:43,460 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 10:09:43,460 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 10:09:43,460 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 10:09:43,461 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 10:09:43,461 INFO L87 Difference]: Start difference. First operand 189 states and 220 transitions. Second operand 6 states. Received shutdown request... [2018-01-21 10:09:47,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-21 10:09:47,525 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 10:09:47,527 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 10:09:47,527 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 10:09:47,527 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 10:09:47,527 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 10:09:47,527 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 10:09:47,527 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 10:09:47,527 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 10:09:47,527 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l2_destroyErr0EnsuresViolation======== [2018-01-21 10:09:47,527 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 10:09:47,528 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 10:09:47,528 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 10:09:47,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.01 10:09:47 BoogieIcfgContainer [2018-01-21 10:09:47,529 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-21 10:09:47,530 INFO L168 Benchmark]: Toolchain (without parser) took 59643.99 ms. Allocated memory was 307.8 MB in the beginning and 1.1 GB in the end (delta: 775.4 MB). Free memory was 266.7 MB in the beginning and 554.3 MB in the end (delta: -287.6 MB). Peak memory consumption was 487.8 MB. Max. memory is 5.3 GB. [2018-01-21 10:09:47,530 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 307.8 MB. Free memory is still 273.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 10:09:47,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 259.04 ms. Allocated memory is still 307.8 MB. Free memory was 266.7 MB in the beginning and 253.7 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB. [2018-01-21 10:09:47,530 INFO L168 Benchmark]: Boogie Preprocessor took 55.59 ms. Allocated memory is still 307.8 MB. Free memory was 253.7 MB in the beginning and 251.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-21 10:09:47,531 INFO L168 Benchmark]: RCFGBuilder took 655.98 ms. Allocated memory is still 307.8 MB. Free memory was 251.7 MB in the beginning and 204.2 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 5.3 GB. [2018-01-21 10:09:47,531 INFO L168 Benchmark]: TraceAbstraction took 58667.01 ms. Allocated memory was 307.8 MB in the beginning and 1.1 GB in the end (delta: 775.4 MB). Free memory was 204.2 MB in the beginning and 554.3 MB in the end (delta: -350.1 MB). Peak memory consumption was 425.3 MB. Max. memory is 5.3 GB. [2018-01-21 10:09:47,532 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 307.8 MB. Free memory is still 273.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 259.04 ms. Allocated memory is still 307.8 MB. Free memory was 266.7 MB in the beginning and 253.7 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 55.59 ms. Allocated memory is still 307.8 MB. Free memory was 253.7 MB in the beginning and 251.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 655.98 ms. Allocated memory is still 307.8 MB. Free memory was 251.7 MB in the beginning and 204.2 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 58667.01 ms. Allocated memory was 307.8 MB in the beginning and 1.1 GB in the end (delta: 775.4 MB). Free memory was 204.2 MB in the beginning and 554.3 MB in the end (delta: -350.1 MB). Peak memory consumption was 425.3 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 5.524453 RENAME_VARIABLES(MILLISECONDS) : 54.216594 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 5.378241 PROJECTAWAY(MILLISECONDS) : 0.045437 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.110768 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 54.302485 ADD_EQUALITY(MILLISECONDS) : 0.058294 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.038674 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 4.770404 RENAME_VARIABLES(MILLISECONDS) : 54.702698 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 4.681369 PROJECTAWAY(MILLISECONDS) : 0.025188 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.090734 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 54.771180 ADD_EQUALITY(MILLISECONDS) : 0.053655 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.043783 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 3.358378 RENAME_VARIABLES(MILLISECONDS) : 39.628884 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 3.289486 PROJECTAWAY(MILLISECONDS) : 0.017788 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.052125 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 39.703285 ADD_EQUALITY(MILLISECONDS) : 0.038318 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.014618 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.982438 RENAME_VARIABLES(MILLISECONDS) : 20.458458 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.932534 PROJECTAWAY(MILLISECONDS) : 0.023576 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.047450 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 20.514714 ADD_EQUALITY(MILLISECONDS) : 0.035317 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.008118 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.894924 RENAME_VARIABLES(MILLISECONDS) : 24.430325 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.839410 PROJECTAWAY(MILLISECONDS) : 0.058971 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.028728 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 24.498640 ADD_EQUALITY(MILLISECONDS) : 0.026180 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.008891 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 2.796851 RENAME_VARIABLES(MILLISECONDS) : 36.759519 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 2.731597 PROJECTAWAY(MILLISECONDS) : 0.021456 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.045415 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 36.829027 ADD_EQUALITY(MILLISECONDS) : 0.030560 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.008892 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.882515 RENAME_VARIABLES(MILLISECONDS) : 20.315440 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.826513 PROJECTAWAY(MILLISECONDS) : 0.019939 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.044139 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 20.368448 ADD_EQUALITY(MILLISECONDS) : 0.033692 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.010802 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.879640 RENAME_VARIABLES(MILLISECONDS) : 23.739641 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.823681 PROJECTAWAY(MILLISECONDS) : 0.013158 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.044259 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 23.803651 ADD_EQUALITY(MILLISECONDS) : 0.030722 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.009211 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 4 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 2.025892 RENAME_VARIABLES(MILLISECONDS) : 22.497294 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.957724 PROJECTAWAY(MILLISECONDS) : 0.013755 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.033740 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 22.557927 ADD_EQUALITY(MILLISECONDS) : 0.031873 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.008515 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.832361 RENAME_VARIABLES(MILLISECONDS) : 21.105366 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.785255 PROJECTAWAY(MILLISECONDS) : 0.013913 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.033081 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 21.150086 ADD_EQUALITY(MILLISECONDS) : 0.030140 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.016087 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.804314 RENAME_VARIABLES(MILLISECONDS) : 20.608857 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.755477 PROJECTAWAY(MILLISECONDS) : 0.012073 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.041201 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 20.660263 ADD_EQUALITY(MILLISECONDS) : 0.024686 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.010130 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 12 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - 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: 827]: 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: l3_destroyErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 6.7s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 204 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.9s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9987623762376238 AbsIntWeakeningRatio, 1.3267326732673268 AbsIntAvgWeakeningVarsNumRemoved, 0.1782178217821782 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 146 PreInvPairs, 146 NumberOfFragments, 53 HoareAnnotationTreeSize, 146 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 231 NumberOfCodeBlocks, 231 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 729 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: 806]: 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: l0_insertErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 5.9s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 4.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 242 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.7s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9985549132947977 AbsIntWeakeningRatio, 1.329479768786127 AbsIntAvgWeakeningVarsNumRemoved, 0.20809248554913296 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 146 PreInvPairs, 173 NumberOfFragments, 53 HoareAnnotationTreeSize, 146 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 244 NumberOfCodeBlocks, 244 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 2312 SizeOfPredicates, 0 NumberOfNonLiveVariables, 169 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 815]: 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: l4_destroyErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 5.2s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 209 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.998792270531401 AbsIntWeakeningRatio, 1.3333333333333333 AbsIntAvgWeakeningVarsNumRemoved, 0.17391304347826086 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 146 PreInvPairs, 146 NumberOfFragments, 53 HoareAnnotationTreeSize, 146 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 241 NumberOfCodeBlocks, 241 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 1024 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 788]: 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: l2_insertErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 5.1s OverallTime, 1 OverallIterations, 3 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 79 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9967948717948718 AbsIntWeakeningRatio, 1.4487179487179487 AbsIntAvgWeakeningVarsNumRemoved, 0.46153846153846156 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 79 PreInvPairs, 79 NumberOfFragments, 53 HoareAnnotationTreeSize, 79 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 79 NumberOfCodeBlocks, 79 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: 875]: 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 16 procedures, 204 locations, 15 error locations. SAFE Result, 4.9s OverallTime, 2 OverallIterations, 7 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 272 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9990740740740741 AbsIntWeakeningRatio, 1.2777777777777777 AbsIntAvgWeakeningVarsNumRemoved, 0.13333333333333333 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 146 PreInvPairs, 146 NumberOfFragments, 53 HoareAnnotationTreeSize, 146 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 3481 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 84/84 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 779]: 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: l3_insertErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 5.0s OverallTime, 1 OverallIterations, 4 TraceHistogramMax, 4.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 100 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9975 AbsIntWeakeningRatio, 1.48 AbsIntAvgWeakeningVarsNumRemoved, 0.36 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 79 PreInvPairs, 79 NumberOfFragments, 53 HoareAnnotationTreeSize, 79 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 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: 797]: 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: l1_insertErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 4.9s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 4.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 56 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9955357142857143 AbsIntWeakeningRatio, 1.3928571428571428 AbsIntAvgWeakeningVarsNumRemoved, 0.6428571428571429 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 79 PreInvPairs, 79 NumberOfFragments, 53 HoareAnnotationTreeSize, 79 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 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: 863]: 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: l0_destroyErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 4.9s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 189 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9986631016042781 AbsIntWeakeningRatio, 1.304812834224599 AbsIntAvgWeakeningVarsNumRemoved, 0.1925133689839572 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 146 PreInvPairs, 146 NumberOfFragments, 53 HoareAnnotationTreeSize, 146 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 201 NumberOfCodeBlocks, 201 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 144 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: 740]: 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: calloc_modelErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 13 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, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred 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, 51 LocationsWithAnnotation, 79 PreInvPairs, 79 NumberOfFragments, 53 HoareAnnotationTreeSize, 79 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 1298 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: 772]: 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: l4_insertErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 5.1s OverallTime, 1 OverallIterations, 6 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 9 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 141 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.99822695035461 AbsIntWeakeningRatio, 1.5177304964539007 AbsIntAvgWeakeningVarsNumRemoved, 0.2553191489361702 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 79 PreInvPairs, 79 NumberOfFragments, 75 HoareAnnotationTreeSize, 79 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 142 NumberOfCodeBlocks, 142 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: 765]: 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: zalloc_or_dieErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 189 SDtfs, 149 SDslu, 63 SDs, 0 SdLazy, 67 SolverSat, 69 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred 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, 51 LocationsWithAnnotation, 157 PreInvPairs, 229 NumberOfFragments, 125 HoareAnnotationTreeSize, 157 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 4 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 1976 SizeOfPredicates, 0 NumberOfNonLiveVariables, 150 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: IVAL [\old(list)=7, \old(list)=5, list={7:5}] [L877] FCALL static struct L0 *list; VAL [\old(list)=7, \old(list)=5, list={8:0}] - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.initErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 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=204occurred 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, 5 NumberOfCodeBlocks, 5 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: 851]: 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: l1_destroyErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 4.7s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 4.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 194 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9986979166666666 AbsIntWeakeningRatio, 1.3125 AbsIntAvgWeakeningVarsNumRemoved, 0.1875 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 211 NumberOfCodeBlocks, 211 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 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 - TimeoutResultAtElement [Line: 1]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 1). Cancelled while BasicCegarLoop was constructing difference of abstraction (189states) and interpolant automaton (currently 6 states, 6 states before enhancement), while ReachableStatesComputation was computing reachable states (4 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. TIMEOUT Result, 4.8s OverallTime, 2 OverallIterations, 7 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 274 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9990808823529411 AbsIntWeakeningRatio, 1.2720588235294117 AbsIntAvgWeakeningVarsNumRemoved, 0.1323529411764706 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, 335 NumberOfCodeBlocks, 335 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 61 ConstructedInterpolants, 0 QuantifiedInterpolants, 3721 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 84/84 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - TimeoutResultAtElement [Line: 839]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 839). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: l2_destroyErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. TIMEOUT Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred 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: No data available, REUSE_STATISTICS: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-VPDomainBenchmark-0-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-0-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-VPDomainBenchmark-1-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-1-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-VPDomainBenchmark-2-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-2-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-VPDomainBenchmark-3-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-3-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-VPDomainBenchmark-4-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-4-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-VPDomainBenchmark-5-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-5-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-VPDomainBenchmark-6-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-6-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-VPDomainBenchmark-7-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-7-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-VPDomainBenchmark-8-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-8-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-VPDomainBenchmark-9-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-9-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-VPDomainBenchmark-10-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-10-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-4-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-5-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-6-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-7-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-8-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-9-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-10-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-11-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-12-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-13-2018-01-21_10-09-47-555.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ_smtcomp.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-14-2018-01-21_10-09-47-555.csv Completed graceful shutdown