java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ.epf -i ../../../trunk/examples/svcomp/memsafety/test-0134_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 14:26:50,380 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 14:26:50,382 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 14:26:50,398 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 14:26:50,398 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 14:26:50,399 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 14:26:50,400 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 14:26:50,402 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 14:26:50,404 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 14:26:50,405 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 14:26:50,405 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 14:26:50,406 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 14:26:50,407 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 14:26:50,408 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 14:26:50,409 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 14:26:50,411 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 14:26:50,413 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 14:26:50,415 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 14:26:50,417 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 14:26:50,418 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 14:26:50,420 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-23 14:26:50,424 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 14:26:50,425 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 14:26:50,425 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ.epf [2018-01-23 14:26:50,435 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 14:26:50,435 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 14:26:50,436 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 14:26:50,436 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 14:26:50,437 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 14:26:50,437 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 14:26:50,437 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 14:26:50,437 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 14:26:50,438 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 14:26:50,438 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 14:26:50,438 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 14:26:50,438 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 14:26:50,438 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 14:26:50,439 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 14:26:50,439 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 14:26:50,439 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 14:26:50,439 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 14:26:50,439 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 14:26:50,439 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 14:26:50,440 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 14:26:50,440 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 14:26:50,440 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 14:26:50,440 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 14:26:50,440 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 14:26:50,440 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 14:26:50,441 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 14:26:50,441 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 14:26:50,441 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 14:26:50,441 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 14:26:50,441 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 14:26:50,441 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 14:26:50,442 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 14:26:50,442 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 14:26:50,442 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 14:26:50,442 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 14:26:50,443 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 14:26:50,443 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 14:26:50,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 14:26:50,488 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 14:26:50,492 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 14:26:50,494 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 14:26:50,495 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 14:26:50,495 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0134_true-valid-memsafety.i [2018-01-23 14:26:50,683 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 14:26:50,689 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 14:26:50,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 14:26:50,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 14:26:50,697 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 14:26:50,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 02:26:50" (1/1) ... [2018-01-23 14:26:50,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16486a22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:26:50, skipping insertion in model container [2018-01-23 14:26:50,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 02:26:50" (1/1) ... [2018-01-23 14:26:50,721 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 14:26:50,761 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 14:26:50,889 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 14:26:50,913 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 14:26:50,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:26:50 WrapperNode [2018-01-23 14:26:50,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 14:26:50,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 14:26:50,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 14:26:50,927 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 14:26:50,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:26:50" (1/1) ... [2018-01-23 14:26:50,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:26:50" (1/1) ... [2018-01-23 14:26:50,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:26:50" (1/1) ... [2018-01-23 14:26:50,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:26:50" (1/1) ... [2018-01-23 14:26:50,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:26:50" (1/1) ... [2018-01-23 14:26:50,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:26:50" (1/1) ... [2018-01-23 14:26:50,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:26:50" (1/1) ... [2018-01-23 14:26:50,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 14:26:50,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 14:26:50,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 14:26:50,974 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 14:26:50,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:26:50" (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 [2018-01-23 14:26:51,024 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 14:26:51,024 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 14:26:51,024 INFO L136 BoogieDeclarations]: Found implementation of procedure list_empty [2018-01-23 14:26:51,025 INFO L136 BoogieDeclarations]: Found implementation of procedure __list_add [2018-01-23 14:26:51,025 INFO L136 BoogieDeclarations]: Found implementation of procedure __list_del [2018-01-23 14:26:51,025 INFO L136 BoogieDeclarations]: Found implementation of procedure list_add [2018-01-23 14:26:51,025 INFO L136 BoogieDeclarations]: Found implementation of procedure list_del [2018-01-23 14:26:51,025 INFO L136 BoogieDeclarations]: Found implementation of procedure list_move [2018-01-23 14:26:51,025 INFO L136 BoogieDeclarations]: Found implementation of procedure gl_insert [2018-01-23 14:26:51,025 INFO L136 BoogieDeclarations]: Found implementation of procedure gl_read [2018-01-23 14:26:51,026 INFO L136 BoogieDeclarations]: Found implementation of procedure gl_destroy [2018-01-23 14:26:51,026 INFO L136 BoogieDeclarations]: Found implementation of procedure val_from_node [2018-01-23 14:26:51,026 INFO L136 BoogieDeclarations]: Found implementation of procedure gl_seek_max [2018-01-23 14:26:51,026 INFO L136 BoogieDeclarations]: Found implementation of procedure gl_sort [2018-01-23 14:26:51,026 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 14:26:51,026 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-23 14:26:51,027 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-23 14:26:51,027 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-23 14:26:51,027 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-23 14:26:51,027 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 14:26:51,027 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 14:26:51,028 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-23 14:26:51,028 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-23 14:26:51,028 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-01-23 14:26:51,028 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 14:26:51,028 INFO L128 BoogieDeclarations]: Found specification of procedure list_empty [2018-01-23 14:26:51,028 INFO L128 BoogieDeclarations]: Found specification of procedure __list_add [2018-01-23 14:26:51,029 INFO L128 BoogieDeclarations]: Found specification of procedure __list_del [2018-01-23 14:26:51,029 INFO L128 BoogieDeclarations]: Found specification of procedure list_add [2018-01-23 14:26:51,029 INFO L128 BoogieDeclarations]: Found specification of procedure list_del [2018-01-23 14:26:51,029 INFO L128 BoogieDeclarations]: Found specification of procedure list_move [2018-01-23 14:26:51,029 INFO L128 BoogieDeclarations]: Found specification of procedure gl_insert [2018-01-23 14:26:51,029 INFO L128 BoogieDeclarations]: Found specification of procedure gl_read [2018-01-23 14:26:51,029 INFO L128 BoogieDeclarations]: Found specification of procedure gl_destroy [2018-01-23 14:26:51,030 INFO L128 BoogieDeclarations]: Found specification of procedure val_from_node [2018-01-23 14:26:51,030 INFO L128 BoogieDeclarations]: Found specification of procedure gl_seek_max [2018-01-23 14:26:51,030 INFO L128 BoogieDeclarations]: Found specification of procedure gl_sort [2018-01-23 14:26:51,030 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 14:26:51,030 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 14:26:51,030 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 14:26:51,466 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 14:26:51,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 02:26:51 BoogieIcfgContainer [2018-01-23 14:26:51,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 14:26:51,468 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-23 14:26:51,468 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-23 14:26:51,471 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-23 14:26:51,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.01 02:26:50" (1/3) ... [2018-01-23 14:26:51,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b78cb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 02:26:51, skipping insertion in model container [2018-01-23 14:26:51,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:26:50" (2/3) ... [2018-01-23 14:26:51,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b78cb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 02:26:51, skipping insertion in model container [2018-01-23 14:26:51,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 02:26:51" (3/3) ... [2018-01-23 14:26:51,475 INFO L105 eAbstractionObserver]: Analyzing ICFG test-0134_true-valid-memsafety.i [2018-01-23 14:26:51,483 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-23 14:26:51,489 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 15 error locations. [2018-01-23 14:26:51,537 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:51,537 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:51,538 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:51,538 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:51,538 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:51,538 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:51,538 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:51,538 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == __list_addErr0EnsuresViolation======== [2018-01-23 14:26:51,539 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:51,562 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:51,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-01-23 14:26:51,570 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:51,571 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:26:51,571 INFO L371 AbstractCegarLoop]: === Iteration 1 === [__list_addErr0EnsuresViolation]=== [2018-01-23 14:26:51,575 INFO L82 PathProgramCache]: Analyzing trace with hash -1167701253, now seen corresponding path program 1 times [2018-01-23 14:26:51,577 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:51,578 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:51,619 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:51,620 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:51,620 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:51,694 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:51,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:26:51,927 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:51,951 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-23 14:26:51,953 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:51,967 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:51,968 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:51,970 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:52,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:52,035 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:52,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:52,037 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-01-23 14:26:52,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:52,042 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:52,043 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:52,047 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:52,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:52,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:52,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:52,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:52,067 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2018-01-23 14:26:52,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:52,068 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:52,068 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:52,068 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:52,068 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:52,072 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:26:52,154 INFO L401 ceAbstractionStarter]: For program point __list_addErr0EnsuresViolation(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:52,154 INFO L401 ceAbstractionStarter]: For program point __list_addEXIT(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:52,154 INFO L401 ceAbstractionStarter]: For program point L631'(line 631) no Hoare annotation was computed. [2018-01-23 14:26:52,154 INFO L401 ceAbstractionStarter]: For program point L633(line 633) no Hoare annotation was computed. [2018-01-23 14:26:52,154 INFO L401 ceAbstractionStarter]: For program point L632(line 632) no Hoare annotation was computed. [2018-01-23 14:26:52,155 INFO L401 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2018-01-23 14:26:52,155 INFO L404 ceAbstractionStarter]: At program point __list_addENTRY(lines 627 635) the Hoare annotation is: true [2018-01-23 14:26:52,155 INFO L401 ceAbstractionStarter]: For program point __list_addFINAL(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:52,155 INFO L401 ceAbstractionStarter]: For program point val_from_nodeFINAL(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:52,155 INFO L401 ceAbstractionStarter]: For program point L686'(line 686) no Hoare annotation was computed. [2018-01-23 14:26:52,155 INFO L401 ceAbstractionStarter]: For program point val_from_nodeErr0EnsuresViolation(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:52,155 INFO L401 ceAbstractionStarter]: For program point val_from_nodeEXIT(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:52,156 INFO L401 ceAbstractionStarter]: For program point L686(line 686) no Hoare annotation was computed. [2018-01-23 14:26:52,156 INFO L404 ceAbstractionStarter]: At program point val_from_nodeENTRY(lines 684 687) the Hoare annotation is: true [2018-01-23 14:26:52,156 INFO L401 ceAbstractionStarter]: For program point L707(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,156 INFO L401 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2018-01-23 14:26:52,156 INFO L404 ceAbstractionStarter]: At program point L710'(line 710) the Hoare annotation is: true [2018-01-23 14:26:52,156 INFO L401 ceAbstractionStarter]: For program point gl_sortFINAL(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:52,156 INFO L404 ceAbstractionStarter]: At program point L709(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:52,156 INFO L401 ceAbstractionStarter]: For program point L709''(lines 709 710) no Hoare annotation was computed. [2018-01-23 14:26:52,157 INFO L404 ceAbstractionStarter]: At program point L709''''(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:52,157 INFO L401 ceAbstractionStarter]: For program point L707''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,157 INFO L401 ceAbstractionStarter]: For program point gl_sortErr0EnsuresViolation(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:52,157 INFO L401 ceAbstractionStarter]: For program point L707''''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,157 INFO L404 ceAbstractionStarter]: At program point gl_sortENTRY(lines 703 713) the Hoare annotation is: true [2018-01-23 14:26:52,157 INFO L401 ceAbstractionStarter]: For program point L707'''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,157 INFO L404 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: true [2018-01-23 14:26:52,157 INFO L404 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: true [2018-01-23 14:26:52,158 INFO L401 ceAbstractionStarter]: For program point L712(line 712) no Hoare annotation was computed. [2018-01-23 14:26:52,158 INFO L401 ceAbstractionStarter]: For program point L709'(line 709) no Hoare annotation was computed. [2018-01-23 14:26:52,158 INFO L401 ceAbstractionStarter]: For program point L707'(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,158 INFO L401 ceAbstractionStarter]: For program point gl_sortEXIT(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:52,158 INFO L401 ceAbstractionStarter]: For program point L705'(lines 705 706) no Hoare annotation was computed. [2018-01-23 14:26:52,158 INFO L401 ceAbstractionStarter]: For program point L625'(line 625) no Hoare annotation was computed. [2018-01-23 14:26:52,158 INFO L404 ceAbstractionStarter]: At program point list_emptyENTRY(lines 623 626) the Hoare annotation is: true [2018-01-23 14:26:52,158 INFO L401 ceAbstractionStarter]: For program point list_emptyFINAL(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:52,159 INFO L401 ceAbstractionStarter]: For program point list_emptyEXIT(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:52,159 INFO L401 ceAbstractionStarter]: For program point L625(line 625) no Hoare annotation was computed. [2018-01-23 14:26:52,159 INFO L401 ceAbstractionStarter]: For program point list_emptyErr0EnsuresViolation(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:52,159 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 714 720) the Hoare annotation is: true [2018-01-23 14:26:52,159 INFO L401 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2018-01-23 14:26:52,159 INFO L404 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: true [2018-01-23 14:26:52,159 INFO L404 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: true [2018-01-23 14:26:52,159 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:52,160 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:52,160 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:52,160 INFO L401 ceAbstractionStarter]: For program point L638'(line 638) no Hoare annotation was computed. [2018-01-23 14:26:52,160 INFO L404 ceAbstractionStarter]: At program point __list_delENTRY(lines 636 640) the Hoare annotation is: true [2018-01-23 14:26:52,160 INFO L401 ceAbstractionStarter]: For program point __list_delFINAL(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:52,160 INFO L401 ceAbstractionStarter]: For program point __list_delErr0EnsuresViolation(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:52,160 INFO L401 ceAbstractionStarter]: For program point L638(line 638) no Hoare annotation was computed. [2018-01-23 14:26:52,160 INFO L401 ceAbstractionStarter]: For program point __list_delEXIT(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:52,161 INFO L401 ceAbstractionStarter]: For program point gl_readErr0EnsuresViolation(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:52,161 INFO L404 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: true [2018-01-23 14:26:52,161 INFO L401 ceAbstractionStarter]: For program point gl_readEXIT(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:52,161 INFO L401 ceAbstractionStarter]: For program point L671(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:52,161 INFO L401 ceAbstractionStarter]: For program point L672'(line 672) no Hoare annotation was computed. [2018-01-23 14:26:52,161 INFO L401 ceAbstractionStarter]: For program point L671'(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:52,161 INFO L401 ceAbstractionStarter]: For program point L671''''(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:52,161 INFO L404 ceAbstractionStarter]: At program point L671'''(lines 671 674) the Hoare annotation is: true [2018-01-23 14:26:52,161 INFO L401 ceAbstractionStarter]: For program point L681(line 681) no Hoare annotation was computed. [2018-01-23 14:26:52,162 INFO L401 ceAbstractionStarter]: For program point gl_destroyEXIT(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:52,162 INFO L401 ceAbstractionStarter]: For program point L680(line 680) no Hoare annotation was computed. [2018-01-23 14:26:52,162 INFO L401 ceAbstractionStarter]: For program point L680''(line 680) no Hoare annotation was computed. [2018-01-23 14:26:52,162 INFO L401 ceAbstractionStarter]: For program point gl_destroyErr0EnsuresViolation(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:52,162 INFO L404 ceAbstractionStarter]: At program point L681'(line 681) the Hoare annotation is: true [2018-01-23 14:26:52,162 INFO L401 ceAbstractionStarter]: For program point L680'(line 680) no Hoare annotation was computed. [2018-01-23 14:26:52,162 INFO L404 ceAbstractionStarter]: At program point gl_destroyENTRY(lines 676 683) the Hoare annotation is: true [2018-01-23 14:26:52,162 INFO L401 ceAbstractionStarter]: For program point L679(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:52,163 INFO L401 ceAbstractionStarter]: For program point L679''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:52,163 INFO L401 ceAbstractionStarter]: For program point L679'(line 679) no Hoare annotation was computed. [2018-01-23 14:26:52,163 INFO L401 ceAbstractionStarter]: For program point L679''''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:52,163 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,163 INFO L401 ceAbstractionStarter]: For program point L660''(line 660) no Hoare annotation was computed. [2018-01-23 14:26:52,163 INFO L401 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2018-01-23 14:26:52,163 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,163 INFO L401 ceAbstractionStarter]: For program point L660'(line 660) no Hoare annotation was computed. [2018-01-23 14:26:52,164 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 720) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:26:52,164 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,164 INFO L401 ceAbstractionStarter]: For program point L648'(line 648) no Hoare annotation was computed. [2018-01-23 14:26:52,164 INFO L401 ceAbstractionStarter]: For program point L647'(line 647) no Hoare annotation was computed. [2018-01-23 14:26:52,164 INFO L401 ceAbstractionStarter]: For program point list_delEXIT(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:52,164 INFO L401 ceAbstractionStarter]: For program point list_delFINAL(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:52,164 INFO L401 ceAbstractionStarter]: For program point list_delErr0EnsuresViolation(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:52,164 INFO L404 ceAbstractionStarter]: At program point list_delENTRY(lines 645 650) the Hoare annotation is: true [2018-01-23 14:26:52,164 INFO L404 ceAbstractionStarter]: At program point L647''(line 647) the Hoare annotation is: true [2018-01-23 14:26:52,165 INFO L401 ceAbstractionStarter]: For program point L648(line 648) no Hoare annotation was computed. [2018-01-23 14:26:52,165 INFO L401 ceAbstractionStarter]: For program point L647(line 647) no Hoare annotation was computed. [2018-01-23 14:26:52,165 INFO L401 ceAbstractionStarter]: For program point L647'''(line 647) no Hoare annotation was computed. [2018-01-23 14:26:52,165 INFO L401 ceAbstractionStarter]: For program point list_moveErr0EnsuresViolation(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:52,165 INFO L401 ceAbstractionStarter]: For program point L653'(line 653) no Hoare annotation was computed. [2018-01-23 14:26:52,165 INFO L404 ceAbstractionStarter]: At program point L653''(line 653) the Hoare annotation is: true [2018-01-23 14:26:52,165 INFO L404 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: true [2018-01-23 14:26:52,165 INFO L401 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2018-01-23 14:26:52,165 INFO L401 ceAbstractionStarter]: For program point list_moveEXIT(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:52,166 INFO L404 ceAbstractionStarter]: At program point list_moveENTRY(lines 651 655) the Hoare annotation is: true [2018-01-23 14:26:52,166 INFO L401 ceAbstractionStarter]: For program point list_moveFINAL(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:52,166 INFO L401 ceAbstractionStarter]: For program point L653'''(line 653) no Hoare annotation was computed. [2018-01-23 14:26:52,166 INFO L404 ceAbstractionStarter]: At program point list_addENTRY(lines 641 644) the Hoare annotation is: true [2018-01-23 14:26:52,166 INFO L404 ceAbstractionStarter]: At program point L643'(line 643) the Hoare annotation is: true [2018-01-23 14:26:52,166 INFO L401 ceAbstractionStarter]: For program point L643''(line 643) no Hoare annotation was computed. [2018-01-23 14:26:52,166 INFO L401 ceAbstractionStarter]: For program point list_addFINAL(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:52,166 INFO L401 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2018-01-23 14:26:52,166 INFO L401 ceAbstractionStarter]: For program point list_addErr0EnsuresViolation(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:52,167 INFO L401 ceAbstractionStarter]: For program point list_addEXIT(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:52,167 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 720) the Hoare annotation is: true [2018-01-23 14:26:52,167 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,167 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 720) the Hoare annotation is: false [2018-01-23 14:26:52,167 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,167 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,167 INFO L401 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2018-01-23 14:26:52,167 INFO L401 ceAbstractionStarter]: For program point gl_insertEXIT(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:52,167 INFO L401 ceAbstractionStarter]: For program point L663'(line 663) no Hoare annotation was computed. [2018-01-23 14:26:52,167 INFO L404 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: true [2018-01-23 14:26:52,168 INFO L401 ceAbstractionStarter]: For program point L664''(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:52,168 INFO L401 ceAbstractionStarter]: For program point L664(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:52,168 INFO L404 ceAbstractionStarter]: At program point gl_insertENTRY(lines 661 668) the Hoare annotation is: true [2018-01-23 14:26:52,168 INFO L401 ceAbstractionStarter]: For program point gl_insertFINAL(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:52,168 INFO L401 ceAbstractionStarter]: For program point gl_insertErr0EnsuresViolation(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:52,168 INFO L401 ceAbstractionStarter]: For program point L694'''''(line 694) no Hoare annotation was computed. [2018-01-23 14:26:52,168 INFO L401 ceAbstractionStarter]: For program point L694'(line 694) no Hoare annotation was computed. [2018-01-23 14:26:52,168 INFO L401 ceAbstractionStarter]: For program point L692'(line 692) no Hoare annotation was computed. [2018-01-23 14:26:52,168 INFO L404 ceAbstractionStarter]: At program point L694''''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:52,169 INFO L401 ceAbstractionStarter]: For program point L690'(lines 690 691) no Hoare annotation was computed. [2018-01-23 14:26:52,169 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxFINAL(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:52,169 INFO L401 ceAbstractionStarter]: For program point L694'''''''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:52,169 INFO L404 ceAbstractionStarter]: At program point L694''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:52,169 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxErr0EnsuresViolation(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:52,169 INFO L404 ceAbstractionStarter]: At program point gl_seek_maxENTRY(lines 688 702) the Hoare annotation is: true [2018-01-23 14:26:52,169 INFO L401 ceAbstractionStarter]: For program point L692(line 692) no Hoare annotation was computed. [2018-01-23 14:26:52,169 INFO L401 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2018-01-23 14:26:52,170 INFO L401 ceAbstractionStarter]: For program point L696(lines 696 697) no Hoare annotation was computed. [2018-01-23 14:26:52,170 INFO L404 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: true [2018-01-23 14:26:52,170 INFO L401 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2018-01-23 14:26:52,170 INFO L401 ceAbstractionStarter]: For program point L694''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:52,170 INFO L404 ceAbstractionStarter]: At program point L693(line 693) the Hoare annotation is: true [2018-01-23 14:26:52,170 INFO L401 ceAbstractionStarter]: For program point L695'(line 695) no Hoare annotation was computed. [2018-01-23 14:26:52,170 INFO L401 ceAbstractionStarter]: For program point L693'(line 693) no Hoare annotation was computed. [2018-01-23 14:26:52,170 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxEXIT(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:52,175 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:52,175 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:52,175 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:52,175 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:52,175 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:52,175 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:52,175 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:52,175 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == val_from_nodeErr0EnsuresViolation======== [2018-01-23 14:26:52,175 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:52,179 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:52,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-01-23 14:26:52,182 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:52,182 INFO L322 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:26:52,182 INFO L371 AbstractCegarLoop]: === Iteration 1 === [val_from_nodeErr0EnsuresViolation]=== [2018-01-23 14:26:52,183 INFO L82 PathProgramCache]: Analyzing trace with hash 1482429810, now seen corresponding path program 1 times [2018-01-23 14:26:52,183 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:52,183 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:52,184 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:52,184 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:52,184 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:52,204 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:52,289 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-01-23 14:26:52,289 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:52,289 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:26:52,289 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:52,289 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:52,290 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:52,290 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:52,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:52,353 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:52,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:52,354 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 42 [2018-01-23 14:26:52,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:52,354 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:52,354 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:52,356 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:52,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:52,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:52,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:52,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:52,357 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2018-01-23 14:26:52,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:52,357 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:52,357 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:52,357 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:52,357 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:52,358 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:26:52,453 INFO L401 ceAbstractionStarter]: For program point __list_addErr0EnsuresViolation(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:52,454 INFO L401 ceAbstractionStarter]: For program point __list_addEXIT(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:52,454 INFO L401 ceAbstractionStarter]: For program point L631'(line 631) no Hoare annotation was computed. [2018-01-23 14:26:52,454 INFO L401 ceAbstractionStarter]: For program point L633(line 633) no Hoare annotation was computed. [2018-01-23 14:26:52,454 INFO L401 ceAbstractionStarter]: For program point L632(line 632) no Hoare annotation was computed. [2018-01-23 14:26:52,454 INFO L401 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2018-01-23 14:26:52,454 INFO L404 ceAbstractionStarter]: At program point __list_addENTRY(lines 627 635) the Hoare annotation is: true [2018-01-23 14:26:52,454 INFO L401 ceAbstractionStarter]: For program point __list_addFINAL(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:52,454 INFO L401 ceAbstractionStarter]: For program point val_from_nodeFINAL(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:52,454 INFO L401 ceAbstractionStarter]: For program point L686'(line 686) no Hoare annotation was computed. [2018-01-23 14:26:52,455 INFO L401 ceAbstractionStarter]: For program point val_from_nodeErr0EnsuresViolation(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:52,455 INFO L401 ceAbstractionStarter]: For program point val_from_nodeEXIT(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:52,455 INFO L401 ceAbstractionStarter]: For program point L686(line 686) no Hoare annotation was computed. [2018-01-23 14:26:52,455 INFO L404 ceAbstractionStarter]: At program point val_from_nodeENTRY(lines 684 687) the Hoare annotation is: true [2018-01-23 14:26:52,455 INFO L401 ceAbstractionStarter]: For program point L707(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,455 INFO L401 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2018-01-23 14:26:52,455 INFO L404 ceAbstractionStarter]: At program point L710'(line 710) the Hoare annotation is: true [2018-01-23 14:26:52,455 INFO L401 ceAbstractionStarter]: For program point gl_sortFINAL(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:52,456 INFO L404 ceAbstractionStarter]: At program point L709(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:52,456 INFO L401 ceAbstractionStarter]: For program point L709''(lines 709 710) no Hoare annotation was computed. [2018-01-23 14:26:52,456 INFO L404 ceAbstractionStarter]: At program point L709''''(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:52,456 INFO L401 ceAbstractionStarter]: For program point L707''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,456 INFO L401 ceAbstractionStarter]: For program point gl_sortErr0EnsuresViolation(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:52,456 INFO L401 ceAbstractionStarter]: For program point L707''''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,456 INFO L404 ceAbstractionStarter]: At program point gl_sortENTRY(lines 703 713) the Hoare annotation is: true [2018-01-23 14:26:52,456 INFO L401 ceAbstractionStarter]: For program point L707'''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,457 INFO L404 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: true [2018-01-23 14:26:52,457 INFO L404 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: true [2018-01-23 14:26:52,457 INFO L401 ceAbstractionStarter]: For program point L712(line 712) no Hoare annotation was computed. [2018-01-23 14:26:52,457 INFO L401 ceAbstractionStarter]: For program point L709'(line 709) no Hoare annotation was computed. [2018-01-23 14:26:52,457 INFO L401 ceAbstractionStarter]: For program point L707'(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,457 INFO L401 ceAbstractionStarter]: For program point gl_sortEXIT(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:52,457 INFO L401 ceAbstractionStarter]: For program point L705'(lines 705 706) no Hoare annotation was computed. [2018-01-23 14:26:52,457 INFO L401 ceAbstractionStarter]: For program point L625'(line 625) no Hoare annotation was computed. [2018-01-23 14:26:52,457 INFO L404 ceAbstractionStarter]: At program point list_emptyENTRY(lines 623 626) the Hoare annotation is: true [2018-01-23 14:26:52,457 INFO L401 ceAbstractionStarter]: For program point list_emptyFINAL(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:52,458 INFO L401 ceAbstractionStarter]: For program point list_emptyEXIT(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:52,458 INFO L401 ceAbstractionStarter]: For program point L625(line 625) no Hoare annotation was computed. [2018-01-23 14:26:52,458 INFO L401 ceAbstractionStarter]: For program point list_emptyErr0EnsuresViolation(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:52,458 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 714 720) the Hoare annotation is: true [2018-01-23 14:26:52,458 INFO L401 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2018-01-23 14:26:52,458 INFO L404 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: true [2018-01-23 14:26:52,458 INFO L404 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: true [2018-01-23 14:26:52,458 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:52,458 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:52,459 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:52,459 INFO L401 ceAbstractionStarter]: For program point L638'(line 638) no Hoare annotation was computed. [2018-01-23 14:26:52,459 INFO L404 ceAbstractionStarter]: At program point __list_delENTRY(lines 636 640) the Hoare annotation is: true [2018-01-23 14:26:52,459 INFO L401 ceAbstractionStarter]: For program point __list_delFINAL(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:52,459 INFO L401 ceAbstractionStarter]: For program point __list_delErr0EnsuresViolation(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:52,459 INFO L401 ceAbstractionStarter]: For program point L638(line 638) no Hoare annotation was computed. [2018-01-23 14:26:52,459 INFO L401 ceAbstractionStarter]: For program point __list_delEXIT(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:52,459 INFO L401 ceAbstractionStarter]: For program point gl_readErr0EnsuresViolation(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:52,459 INFO L404 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: true [2018-01-23 14:26:52,460 INFO L401 ceAbstractionStarter]: For program point gl_readEXIT(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:52,460 INFO L401 ceAbstractionStarter]: For program point L671(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:52,460 INFO L401 ceAbstractionStarter]: For program point L672'(line 672) no Hoare annotation was computed. [2018-01-23 14:26:52,460 INFO L401 ceAbstractionStarter]: For program point L671'(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:52,460 INFO L401 ceAbstractionStarter]: For program point L671''''(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:52,460 INFO L404 ceAbstractionStarter]: At program point L671'''(lines 671 674) the Hoare annotation is: true [2018-01-23 14:26:52,460 INFO L401 ceAbstractionStarter]: For program point L681(line 681) no Hoare annotation was computed. [2018-01-23 14:26:52,460 INFO L401 ceAbstractionStarter]: For program point gl_destroyEXIT(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:52,460 INFO L401 ceAbstractionStarter]: For program point L680(line 680) no Hoare annotation was computed. [2018-01-23 14:26:52,461 INFO L401 ceAbstractionStarter]: For program point L680''(line 680) no Hoare annotation was computed. [2018-01-23 14:26:52,461 INFO L401 ceAbstractionStarter]: For program point gl_destroyErr0EnsuresViolation(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:52,461 INFO L404 ceAbstractionStarter]: At program point L681'(line 681) the Hoare annotation is: true [2018-01-23 14:26:52,461 INFO L401 ceAbstractionStarter]: For program point L680'(line 680) no Hoare annotation was computed. [2018-01-23 14:26:52,461 INFO L404 ceAbstractionStarter]: At program point gl_destroyENTRY(lines 676 683) the Hoare annotation is: true [2018-01-23 14:26:52,461 INFO L401 ceAbstractionStarter]: For program point L679(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:52,461 INFO L401 ceAbstractionStarter]: For program point L679''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:52,461 INFO L401 ceAbstractionStarter]: For program point L679'(line 679) no Hoare annotation was computed. [2018-01-23 14:26:52,461 INFO L401 ceAbstractionStarter]: For program point L679''''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:52,462 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,462 INFO L401 ceAbstractionStarter]: For program point L660''(line 660) no Hoare annotation was computed. [2018-01-23 14:26:52,462 INFO L401 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2018-01-23 14:26:52,462 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,462 INFO L401 ceAbstractionStarter]: For program point L660'(line 660) no Hoare annotation was computed. [2018-01-23 14:26:52,462 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 720) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:26:52,462 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,462 INFO L401 ceAbstractionStarter]: For program point L648'(line 648) no Hoare annotation was computed. [2018-01-23 14:26:52,462 INFO L401 ceAbstractionStarter]: For program point L647'(line 647) no Hoare annotation was computed. [2018-01-23 14:26:52,463 INFO L401 ceAbstractionStarter]: For program point list_delEXIT(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:52,463 INFO L401 ceAbstractionStarter]: For program point list_delFINAL(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:52,463 INFO L401 ceAbstractionStarter]: For program point list_delErr0EnsuresViolation(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:52,463 INFO L404 ceAbstractionStarter]: At program point list_delENTRY(lines 645 650) the Hoare annotation is: true [2018-01-23 14:26:52,463 INFO L404 ceAbstractionStarter]: At program point L647''(line 647) the Hoare annotation is: true [2018-01-23 14:26:52,463 INFO L401 ceAbstractionStarter]: For program point L648(line 648) no Hoare annotation was computed. [2018-01-23 14:26:52,463 INFO L401 ceAbstractionStarter]: For program point L647(line 647) no Hoare annotation was computed. [2018-01-23 14:26:52,463 INFO L401 ceAbstractionStarter]: For program point L647'''(line 647) no Hoare annotation was computed. [2018-01-23 14:26:52,463 INFO L401 ceAbstractionStarter]: For program point list_moveErr0EnsuresViolation(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:52,463 INFO L401 ceAbstractionStarter]: For program point L653'(line 653) no Hoare annotation was computed. [2018-01-23 14:26:52,464 INFO L404 ceAbstractionStarter]: At program point L653''(line 653) the Hoare annotation is: true [2018-01-23 14:26:52,464 INFO L404 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: true [2018-01-23 14:26:52,464 INFO L401 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2018-01-23 14:26:52,464 INFO L401 ceAbstractionStarter]: For program point list_moveEXIT(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:52,464 INFO L404 ceAbstractionStarter]: At program point list_moveENTRY(lines 651 655) the Hoare annotation is: true [2018-01-23 14:26:52,464 INFO L401 ceAbstractionStarter]: For program point list_moveFINAL(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:52,464 INFO L401 ceAbstractionStarter]: For program point L653'''(line 653) no Hoare annotation was computed. [2018-01-23 14:26:52,464 INFO L404 ceAbstractionStarter]: At program point list_addENTRY(lines 641 644) the Hoare annotation is: true [2018-01-23 14:26:52,464 INFO L404 ceAbstractionStarter]: At program point L643'(line 643) the Hoare annotation is: true [2018-01-23 14:26:52,465 INFO L401 ceAbstractionStarter]: For program point L643''(line 643) no Hoare annotation was computed. [2018-01-23 14:26:52,465 INFO L401 ceAbstractionStarter]: For program point list_addFINAL(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:52,465 INFO L401 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2018-01-23 14:26:52,465 INFO L401 ceAbstractionStarter]: For program point list_addErr0EnsuresViolation(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:52,465 INFO L401 ceAbstractionStarter]: For program point list_addEXIT(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:52,465 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 720) the Hoare annotation is: true [2018-01-23 14:26:52,465 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,465 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 720) the Hoare annotation is: false [2018-01-23 14:26:52,465 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,466 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,466 INFO L401 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2018-01-23 14:26:52,466 INFO L401 ceAbstractionStarter]: For program point gl_insertEXIT(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:52,466 INFO L401 ceAbstractionStarter]: For program point L663'(line 663) no Hoare annotation was computed. [2018-01-23 14:26:52,466 INFO L404 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: true [2018-01-23 14:26:52,466 INFO L401 ceAbstractionStarter]: For program point L664''(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:52,466 INFO L401 ceAbstractionStarter]: For program point L664(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:52,466 INFO L404 ceAbstractionStarter]: At program point gl_insertENTRY(lines 661 668) the Hoare annotation is: true [2018-01-23 14:26:52,466 INFO L401 ceAbstractionStarter]: For program point gl_insertFINAL(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:52,467 INFO L401 ceAbstractionStarter]: For program point gl_insertErr0EnsuresViolation(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:52,467 INFO L401 ceAbstractionStarter]: For program point L694'''''(line 694) no Hoare annotation was computed. [2018-01-23 14:26:52,467 INFO L401 ceAbstractionStarter]: For program point L694'(line 694) no Hoare annotation was computed. [2018-01-23 14:26:52,467 INFO L401 ceAbstractionStarter]: For program point L692'(line 692) no Hoare annotation was computed. [2018-01-23 14:26:52,467 INFO L404 ceAbstractionStarter]: At program point L694''''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:52,467 INFO L401 ceAbstractionStarter]: For program point L690'(lines 690 691) no Hoare annotation was computed. [2018-01-23 14:26:52,467 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxFINAL(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:52,468 INFO L401 ceAbstractionStarter]: For program point L694'''''''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:52,468 INFO L404 ceAbstractionStarter]: At program point L694''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:52,468 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxErr0EnsuresViolation(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:52,468 INFO L404 ceAbstractionStarter]: At program point gl_seek_maxENTRY(lines 688 702) the Hoare annotation is: true [2018-01-23 14:26:52,468 INFO L401 ceAbstractionStarter]: For program point L692(line 692) no Hoare annotation was computed. [2018-01-23 14:26:52,468 INFO L401 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2018-01-23 14:26:52,468 INFO L401 ceAbstractionStarter]: For program point L696(lines 696 697) no Hoare annotation was computed. [2018-01-23 14:26:52,468 INFO L404 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: true [2018-01-23 14:26:52,468 INFO L401 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2018-01-23 14:26:52,469 INFO L401 ceAbstractionStarter]: For program point L694''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:52,469 INFO L404 ceAbstractionStarter]: At program point L693(line 693) the Hoare annotation is: true [2018-01-23 14:26:52,469 INFO L401 ceAbstractionStarter]: For program point L695'(line 695) no Hoare annotation was computed. [2018-01-23 14:26:52,469 INFO L401 ceAbstractionStarter]: For program point L693'(line 693) no Hoare annotation was computed. [2018-01-23 14:26:52,469 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxEXIT(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:52,472 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:52,472 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:52,472 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:52,472 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:52,472 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:52,472 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:52,472 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:52,472 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == gl_sortErr0EnsuresViolation======== [2018-01-23 14:26:52,473 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:52,475 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:52,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-01-23 14:26:52,476 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:52,476 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] [2018-01-23 14:26:52,476 INFO L371 AbstractCegarLoop]: === Iteration 1 === [gl_sortErr0EnsuresViolation]=== [2018-01-23 14:26:52,477 INFO L82 PathProgramCache]: Analyzing trace with hash 595467956, now seen corresponding path program 1 times [2018-01-23 14:26:52,477 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:52,477 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:52,478 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:52,478 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:52,478 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:52,493 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:26:52,560 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:52,561 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:26:52,561 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:52,561 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:52,561 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:52,562 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:52,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:52,622 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:52,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:52,626 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-01-23 14:26:52,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:52,627 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:52,627 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:52,628 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:52,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:52,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:52,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:52,629 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2018-01-23 14:26:52,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:52,629 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:52,629 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:52,630 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:52,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:52,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:26:52,669 INFO L401 ceAbstractionStarter]: For program point __list_addErr0EnsuresViolation(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:52,670 INFO L401 ceAbstractionStarter]: For program point __list_addEXIT(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:52,670 INFO L401 ceAbstractionStarter]: For program point L631'(line 631) no Hoare annotation was computed. [2018-01-23 14:26:52,670 INFO L401 ceAbstractionStarter]: For program point L633(line 633) no Hoare annotation was computed. [2018-01-23 14:26:52,670 INFO L401 ceAbstractionStarter]: For program point L632(line 632) no Hoare annotation was computed. [2018-01-23 14:26:52,670 INFO L401 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2018-01-23 14:26:52,670 INFO L404 ceAbstractionStarter]: At program point __list_addENTRY(lines 627 635) the Hoare annotation is: true [2018-01-23 14:26:52,670 INFO L401 ceAbstractionStarter]: For program point __list_addFINAL(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:52,670 INFO L401 ceAbstractionStarter]: For program point val_from_nodeFINAL(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:52,670 INFO L401 ceAbstractionStarter]: For program point L686'(line 686) no Hoare annotation was computed. [2018-01-23 14:26:52,671 INFO L401 ceAbstractionStarter]: For program point val_from_nodeErr0EnsuresViolation(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:52,671 INFO L401 ceAbstractionStarter]: For program point val_from_nodeEXIT(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:52,671 INFO L401 ceAbstractionStarter]: For program point L686(line 686) no Hoare annotation was computed. [2018-01-23 14:26:52,671 INFO L404 ceAbstractionStarter]: At program point val_from_nodeENTRY(lines 684 687) the Hoare annotation is: true [2018-01-23 14:26:52,671 INFO L401 ceAbstractionStarter]: For program point L707(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,671 INFO L401 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2018-01-23 14:26:52,671 INFO L404 ceAbstractionStarter]: At program point L710'(line 710) the Hoare annotation is: true [2018-01-23 14:26:52,671 INFO L401 ceAbstractionStarter]: For program point gl_sortFINAL(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:52,671 INFO L404 ceAbstractionStarter]: At program point L709(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:52,672 INFO L401 ceAbstractionStarter]: For program point L709''(lines 709 710) no Hoare annotation was computed. [2018-01-23 14:26:52,672 INFO L404 ceAbstractionStarter]: At program point L709''''(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:52,672 INFO L401 ceAbstractionStarter]: For program point L707''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,672 INFO L401 ceAbstractionStarter]: For program point gl_sortErr0EnsuresViolation(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:52,672 INFO L401 ceAbstractionStarter]: For program point L707''''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,672 INFO L404 ceAbstractionStarter]: At program point gl_sortENTRY(lines 703 713) the Hoare annotation is: true [2018-01-23 14:26:52,672 INFO L401 ceAbstractionStarter]: For program point L707'''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,672 INFO L404 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: true [2018-01-23 14:26:52,673 INFO L404 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: true [2018-01-23 14:26:52,673 INFO L401 ceAbstractionStarter]: For program point L712(line 712) no Hoare annotation was computed. [2018-01-23 14:26:52,673 INFO L401 ceAbstractionStarter]: For program point L709'(line 709) no Hoare annotation was computed. [2018-01-23 14:26:52,673 INFO L401 ceAbstractionStarter]: For program point L707'(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,673 INFO L401 ceAbstractionStarter]: For program point gl_sortEXIT(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:52,673 INFO L401 ceAbstractionStarter]: For program point L705'(lines 705 706) no Hoare annotation was computed. [2018-01-23 14:26:52,673 INFO L401 ceAbstractionStarter]: For program point L625'(line 625) no Hoare annotation was computed. [2018-01-23 14:26:52,673 INFO L404 ceAbstractionStarter]: At program point list_emptyENTRY(lines 623 626) the Hoare annotation is: true [2018-01-23 14:26:52,673 INFO L401 ceAbstractionStarter]: For program point list_emptyFINAL(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:52,674 INFO L401 ceAbstractionStarter]: For program point list_emptyEXIT(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:52,674 INFO L401 ceAbstractionStarter]: For program point L625(line 625) no Hoare annotation was computed. [2018-01-23 14:26:52,674 INFO L401 ceAbstractionStarter]: For program point list_emptyErr0EnsuresViolation(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:52,674 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 714 720) the Hoare annotation is: true [2018-01-23 14:26:52,674 INFO L401 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2018-01-23 14:26:52,674 INFO L404 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: true [2018-01-23 14:26:52,674 INFO L404 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: true [2018-01-23 14:26:52,674 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:52,674 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:52,675 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:52,675 INFO L401 ceAbstractionStarter]: For program point L638'(line 638) no Hoare annotation was computed. [2018-01-23 14:26:52,675 INFO L404 ceAbstractionStarter]: At program point __list_delENTRY(lines 636 640) the Hoare annotation is: true [2018-01-23 14:26:52,675 INFO L401 ceAbstractionStarter]: For program point __list_delFINAL(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:52,675 INFO L401 ceAbstractionStarter]: For program point __list_delErr0EnsuresViolation(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:52,675 INFO L401 ceAbstractionStarter]: For program point L638(line 638) no Hoare annotation was computed. [2018-01-23 14:26:52,675 INFO L401 ceAbstractionStarter]: For program point __list_delEXIT(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:52,675 INFO L401 ceAbstractionStarter]: For program point gl_readErr0EnsuresViolation(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:52,675 INFO L404 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: true [2018-01-23 14:26:52,676 INFO L401 ceAbstractionStarter]: For program point gl_readEXIT(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:52,676 INFO L401 ceAbstractionStarter]: For program point L671(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:52,676 INFO L401 ceAbstractionStarter]: For program point L672'(line 672) no Hoare annotation was computed. [2018-01-23 14:26:52,676 INFO L401 ceAbstractionStarter]: For program point L671'(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:52,676 INFO L401 ceAbstractionStarter]: For program point L671''''(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:52,676 INFO L404 ceAbstractionStarter]: At program point L671'''(lines 671 674) the Hoare annotation is: true [2018-01-23 14:26:52,676 INFO L401 ceAbstractionStarter]: For program point L681(line 681) no Hoare annotation was computed. [2018-01-23 14:26:52,676 INFO L401 ceAbstractionStarter]: For program point gl_destroyEXIT(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:52,676 INFO L401 ceAbstractionStarter]: For program point L680(line 680) no Hoare annotation was computed. [2018-01-23 14:26:52,677 INFO L401 ceAbstractionStarter]: For program point L680''(line 680) no Hoare annotation was computed. [2018-01-23 14:26:52,677 INFO L401 ceAbstractionStarter]: For program point gl_destroyErr0EnsuresViolation(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:52,677 INFO L404 ceAbstractionStarter]: At program point L681'(line 681) the Hoare annotation is: true [2018-01-23 14:26:52,677 INFO L401 ceAbstractionStarter]: For program point L680'(line 680) no Hoare annotation was computed. [2018-01-23 14:26:52,677 INFO L404 ceAbstractionStarter]: At program point gl_destroyENTRY(lines 676 683) the Hoare annotation is: true [2018-01-23 14:26:52,677 INFO L401 ceAbstractionStarter]: For program point L679(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:52,677 INFO L401 ceAbstractionStarter]: For program point L679''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:52,677 INFO L401 ceAbstractionStarter]: For program point L679'(line 679) no Hoare annotation was computed. [2018-01-23 14:26:52,677 INFO L401 ceAbstractionStarter]: For program point L679''''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:52,678 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,678 INFO L401 ceAbstractionStarter]: For program point L660''(line 660) no Hoare annotation was computed. [2018-01-23 14:26:52,678 INFO L401 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2018-01-23 14:26:52,678 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,678 INFO L401 ceAbstractionStarter]: For program point L660'(line 660) no Hoare annotation was computed. [2018-01-23 14:26:52,678 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 720) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:26:52,678 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,678 INFO L401 ceAbstractionStarter]: For program point L648'(line 648) no Hoare annotation was computed. [2018-01-23 14:26:52,678 INFO L401 ceAbstractionStarter]: For program point L647'(line 647) no Hoare annotation was computed. [2018-01-23 14:26:52,679 INFO L401 ceAbstractionStarter]: For program point list_delEXIT(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:52,679 INFO L401 ceAbstractionStarter]: For program point list_delFINAL(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:52,679 INFO L401 ceAbstractionStarter]: For program point list_delErr0EnsuresViolation(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:52,679 INFO L404 ceAbstractionStarter]: At program point list_delENTRY(lines 645 650) the Hoare annotation is: true [2018-01-23 14:26:52,679 INFO L404 ceAbstractionStarter]: At program point L647''(line 647) the Hoare annotation is: true [2018-01-23 14:26:52,679 INFO L401 ceAbstractionStarter]: For program point L648(line 648) no Hoare annotation was computed. [2018-01-23 14:26:52,679 INFO L401 ceAbstractionStarter]: For program point L647(line 647) no Hoare annotation was computed. [2018-01-23 14:26:52,679 INFO L401 ceAbstractionStarter]: For program point L647'''(line 647) no Hoare annotation was computed. [2018-01-23 14:26:52,679 INFO L401 ceAbstractionStarter]: For program point list_moveErr0EnsuresViolation(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:52,680 INFO L401 ceAbstractionStarter]: For program point L653'(line 653) no Hoare annotation was computed. [2018-01-23 14:26:52,680 INFO L404 ceAbstractionStarter]: At program point L653''(line 653) the Hoare annotation is: true [2018-01-23 14:26:52,680 INFO L404 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: true [2018-01-23 14:26:52,680 INFO L401 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2018-01-23 14:26:52,680 INFO L401 ceAbstractionStarter]: For program point list_moveEXIT(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:52,680 INFO L404 ceAbstractionStarter]: At program point list_moveENTRY(lines 651 655) the Hoare annotation is: true [2018-01-23 14:26:52,680 INFO L401 ceAbstractionStarter]: For program point list_moveFINAL(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:52,680 INFO L401 ceAbstractionStarter]: For program point L653'''(line 653) no Hoare annotation was computed. [2018-01-23 14:26:52,680 INFO L404 ceAbstractionStarter]: At program point list_addENTRY(lines 641 644) the Hoare annotation is: true [2018-01-23 14:26:52,681 INFO L404 ceAbstractionStarter]: At program point L643'(line 643) the Hoare annotation is: true [2018-01-23 14:26:52,681 INFO L401 ceAbstractionStarter]: For program point L643''(line 643) no Hoare annotation was computed. [2018-01-23 14:26:52,681 INFO L401 ceAbstractionStarter]: For program point list_addFINAL(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:52,681 INFO L401 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2018-01-23 14:26:52,681 INFO L401 ceAbstractionStarter]: For program point list_addErr0EnsuresViolation(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:52,681 INFO L401 ceAbstractionStarter]: For program point list_addEXIT(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:52,681 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 720) the Hoare annotation is: true [2018-01-23 14:26:52,681 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,681 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 720) the Hoare annotation is: false [2018-01-23 14:26:52,681 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,682 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,682 INFO L401 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2018-01-23 14:26:52,682 INFO L401 ceAbstractionStarter]: For program point gl_insertEXIT(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:52,682 INFO L401 ceAbstractionStarter]: For program point L663'(line 663) no Hoare annotation was computed. [2018-01-23 14:26:52,682 INFO L404 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: true [2018-01-23 14:26:52,682 INFO L401 ceAbstractionStarter]: For program point L664''(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:52,682 INFO L401 ceAbstractionStarter]: For program point L664(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:52,682 INFO L404 ceAbstractionStarter]: At program point gl_insertENTRY(lines 661 668) the Hoare annotation is: true [2018-01-23 14:26:52,682 INFO L401 ceAbstractionStarter]: For program point gl_insertFINAL(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:52,683 INFO L401 ceAbstractionStarter]: For program point gl_insertErr0EnsuresViolation(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:52,683 INFO L401 ceAbstractionStarter]: For program point L694'''''(line 694) no Hoare annotation was computed. [2018-01-23 14:26:52,683 INFO L401 ceAbstractionStarter]: For program point L694'(line 694) no Hoare annotation was computed. [2018-01-23 14:26:52,683 INFO L401 ceAbstractionStarter]: For program point L692'(line 692) no Hoare annotation was computed. [2018-01-23 14:26:52,683 INFO L404 ceAbstractionStarter]: At program point L694''''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:52,683 INFO L401 ceAbstractionStarter]: For program point L690'(lines 690 691) no Hoare annotation was computed. [2018-01-23 14:26:52,683 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxFINAL(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:52,683 INFO L401 ceAbstractionStarter]: For program point L694'''''''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:52,683 INFO L404 ceAbstractionStarter]: At program point L694''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:52,684 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxErr0EnsuresViolation(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:52,684 INFO L404 ceAbstractionStarter]: At program point gl_seek_maxENTRY(lines 688 702) the Hoare annotation is: true [2018-01-23 14:26:52,684 INFO L401 ceAbstractionStarter]: For program point L692(line 692) no Hoare annotation was computed. [2018-01-23 14:26:52,684 INFO L401 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2018-01-23 14:26:52,684 INFO L401 ceAbstractionStarter]: For program point L696(lines 696 697) no Hoare annotation was computed. [2018-01-23 14:26:52,684 INFO L404 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: true [2018-01-23 14:26:52,684 INFO L401 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2018-01-23 14:26:52,684 INFO L401 ceAbstractionStarter]: For program point L694''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:52,684 INFO L404 ceAbstractionStarter]: At program point L693(line 693) the Hoare annotation is: true [2018-01-23 14:26:52,685 INFO L401 ceAbstractionStarter]: For program point L695'(line 695) no Hoare annotation was computed. [2018-01-23 14:26:52,685 INFO L401 ceAbstractionStarter]: For program point L693'(line 693) no Hoare annotation was computed. [2018-01-23 14:26:52,685 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxEXIT(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:52,687 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:52,688 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:52,688 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:52,688 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:52,688 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:52,688 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:52,688 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:52,688 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == list_emptyErr0EnsuresViolation======== [2018-01-23 14:26:52,688 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:52,690 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:52,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-01-23 14:26:52,691 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:52,692 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:26:52,692 INFO L371 AbstractCegarLoop]: === Iteration 1 === [list_emptyErr0EnsuresViolation]=== [2018-01-23 14:26:52,692 INFO L82 PathProgramCache]: Analyzing trace with hash 26295380, now seen corresponding path program 1 times [2018-01-23 14:26:52,692 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:52,692 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:52,693 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:52,693 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:52,693 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:52,706 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:52,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:26:52,779 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:52,779 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:26:52,779 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:52,779 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:52,779 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:52,780 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:52,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:52,863 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:52,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:52,863 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2018-01-23 14:26:52,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:52,864 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:52,864 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:52,865 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:52,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:52,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:52,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:52,866 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2018-01-23 14:26:52,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:52,866 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:52,866 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:52,866 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:52,866 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:52,867 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:26:52,892 INFO L401 ceAbstractionStarter]: For program point __list_addErr0EnsuresViolation(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:52,892 INFO L401 ceAbstractionStarter]: For program point __list_addEXIT(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:52,892 INFO L401 ceAbstractionStarter]: For program point L631'(line 631) no Hoare annotation was computed. [2018-01-23 14:26:52,892 INFO L401 ceAbstractionStarter]: For program point L633(line 633) no Hoare annotation was computed. [2018-01-23 14:26:52,892 INFO L401 ceAbstractionStarter]: For program point L632(line 632) no Hoare annotation was computed. [2018-01-23 14:26:52,892 INFO L401 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2018-01-23 14:26:52,892 INFO L404 ceAbstractionStarter]: At program point __list_addENTRY(lines 627 635) the Hoare annotation is: true [2018-01-23 14:26:52,892 INFO L401 ceAbstractionStarter]: For program point __list_addFINAL(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:52,892 INFO L401 ceAbstractionStarter]: For program point val_from_nodeFINAL(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:52,892 INFO L401 ceAbstractionStarter]: For program point L686'(line 686) no Hoare annotation was computed. [2018-01-23 14:26:52,892 INFO L401 ceAbstractionStarter]: For program point val_from_nodeErr0EnsuresViolation(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:52,892 INFO L401 ceAbstractionStarter]: For program point val_from_nodeEXIT(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:52,892 INFO L401 ceAbstractionStarter]: For program point L686(line 686) no Hoare annotation was computed. [2018-01-23 14:26:52,893 INFO L404 ceAbstractionStarter]: At program point val_from_nodeENTRY(lines 684 687) the Hoare annotation is: true [2018-01-23 14:26:52,893 INFO L401 ceAbstractionStarter]: For program point L707(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,893 INFO L401 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2018-01-23 14:26:52,893 INFO L404 ceAbstractionStarter]: At program point L710'(line 710) the Hoare annotation is: true [2018-01-23 14:26:52,893 INFO L401 ceAbstractionStarter]: For program point gl_sortFINAL(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:52,893 INFO L404 ceAbstractionStarter]: At program point L709(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:52,893 INFO L401 ceAbstractionStarter]: For program point L709''(lines 709 710) no Hoare annotation was computed. [2018-01-23 14:26:52,893 INFO L404 ceAbstractionStarter]: At program point L709''''(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:52,893 INFO L401 ceAbstractionStarter]: For program point L707''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,893 INFO L401 ceAbstractionStarter]: For program point gl_sortErr0EnsuresViolation(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:52,893 INFO L401 ceAbstractionStarter]: For program point L707''''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,893 INFO L404 ceAbstractionStarter]: At program point gl_sortENTRY(lines 703 713) the Hoare annotation is: true [2018-01-23 14:26:52,893 INFO L401 ceAbstractionStarter]: For program point L707'''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,893 INFO L404 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: true [2018-01-23 14:26:52,893 INFO L404 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: true [2018-01-23 14:26:52,894 INFO L401 ceAbstractionStarter]: For program point L712(line 712) no Hoare annotation was computed. [2018-01-23 14:26:52,894 INFO L401 ceAbstractionStarter]: For program point L709'(line 709) no Hoare annotation was computed. [2018-01-23 14:26:52,894 INFO L401 ceAbstractionStarter]: For program point L707'(line 707) no Hoare annotation was computed. [2018-01-23 14:26:52,894 INFO L401 ceAbstractionStarter]: For program point gl_sortEXIT(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:52,894 INFO L401 ceAbstractionStarter]: For program point L705'(lines 705 706) no Hoare annotation was computed. [2018-01-23 14:26:52,894 INFO L401 ceAbstractionStarter]: For program point L625'(line 625) no Hoare annotation was computed. [2018-01-23 14:26:52,894 INFO L404 ceAbstractionStarter]: At program point list_emptyENTRY(lines 623 626) the Hoare annotation is: true [2018-01-23 14:26:52,894 INFO L401 ceAbstractionStarter]: For program point list_emptyFINAL(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:52,894 INFO L401 ceAbstractionStarter]: For program point list_emptyEXIT(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:52,894 INFO L401 ceAbstractionStarter]: For program point L625(line 625) no Hoare annotation was computed. [2018-01-23 14:26:52,894 INFO L401 ceAbstractionStarter]: For program point list_emptyErr0EnsuresViolation(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:52,894 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 714 720) the Hoare annotation is: true [2018-01-23 14:26:52,894 INFO L401 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2018-01-23 14:26:52,894 INFO L404 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: true [2018-01-23 14:26:52,894 INFO L404 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: true [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point L638'(line 638) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L404 ceAbstractionStarter]: At program point __list_delENTRY(lines 636 640) the Hoare annotation is: true [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point __list_delFINAL(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point __list_delErr0EnsuresViolation(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point L638(line 638) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point __list_delEXIT(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point gl_readErr0EnsuresViolation(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L404 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: true [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point gl_readEXIT(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point L671(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point L672'(line 672) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point L671'(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:52,895 INFO L401 ceAbstractionStarter]: For program point L671''''(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L404 ceAbstractionStarter]: At program point L671'''(lines 671 674) the Hoare annotation is: true [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point L681(line 681) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point gl_destroyEXIT(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point L680(line 680) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point L680''(line 680) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point gl_destroyErr0EnsuresViolation(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L404 ceAbstractionStarter]: At program point L681'(line 681) the Hoare annotation is: true [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point L680'(line 680) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L404 ceAbstractionStarter]: At program point gl_destroyENTRY(lines 676 683) the Hoare annotation is: true [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point L679(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point L679''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point L679'(line 679) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point L679''''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point L660''(line 660) no Hoare annotation was computed. [2018-01-23 14:26:52,896 INFO L401 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2018-01-23 14:26:52,897 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,897 INFO L401 ceAbstractionStarter]: For program point L660'(line 660) no Hoare annotation was computed. [2018-01-23 14:26:52,897 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 720) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:26:52,897 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,897 INFO L401 ceAbstractionStarter]: For program point L648'(line 648) no Hoare annotation was computed. [2018-01-23 14:26:52,897 INFO L401 ceAbstractionStarter]: For program point L647'(line 647) no Hoare annotation was computed. [2018-01-23 14:26:52,897 INFO L401 ceAbstractionStarter]: For program point list_delEXIT(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:52,897 INFO L401 ceAbstractionStarter]: For program point list_delFINAL(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:52,897 INFO L401 ceAbstractionStarter]: For program point list_delErr0EnsuresViolation(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:52,897 INFO L404 ceAbstractionStarter]: At program point list_delENTRY(lines 645 650) the Hoare annotation is: true [2018-01-23 14:26:52,897 INFO L404 ceAbstractionStarter]: At program point L647''(line 647) the Hoare annotation is: true [2018-01-23 14:26:52,897 INFO L401 ceAbstractionStarter]: For program point L648(line 648) no Hoare annotation was computed. [2018-01-23 14:26:52,898 INFO L401 ceAbstractionStarter]: For program point L647(line 647) no Hoare annotation was computed. [2018-01-23 14:26:52,898 INFO L401 ceAbstractionStarter]: For program point L647'''(line 647) no Hoare annotation was computed. [2018-01-23 14:26:52,898 INFO L401 ceAbstractionStarter]: For program point list_moveErr0EnsuresViolation(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:52,898 INFO L401 ceAbstractionStarter]: For program point L653'(line 653) no Hoare annotation was computed. [2018-01-23 14:26:52,898 INFO L404 ceAbstractionStarter]: At program point L653''(line 653) the Hoare annotation is: true [2018-01-23 14:26:52,898 INFO L404 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: true [2018-01-23 14:26:52,898 INFO L401 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2018-01-23 14:26:52,898 INFO L401 ceAbstractionStarter]: For program point list_moveEXIT(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:52,898 INFO L404 ceAbstractionStarter]: At program point list_moveENTRY(lines 651 655) the Hoare annotation is: true [2018-01-23 14:26:52,899 INFO L401 ceAbstractionStarter]: For program point list_moveFINAL(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:52,899 INFO L401 ceAbstractionStarter]: For program point L653'''(line 653) no Hoare annotation was computed. [2018-01-23 14:26:52,899 INFO L404 ceAbstractionStarter]: At program point list_addENTRY(lines 641 644) the Hoare annotation is: true [2018-01-23 14:26:52,899 INFO L404 ceAbstractionStarter]: At program point L643'(line 643) the Hoare annotation is: true [2018-01-23 14:26:52,899 INFO L401 ceAbstractionStarter]: For program point L643''(line 643) no Hoare annotation was computed. [2018-01-23 14:26:52,899 INFO L401 ceAbstractionStarter]: For program point list_addFINAL(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:52,899 INFO L401 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2018-01-23 14:26:52,899 INFO L401 ceAbstractionStarter]: For program point list_addErr0EnsuresViolation(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:52,899 INFO L401 ceAbstractionStarter]: For program point list_addEXIT(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:52,900 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 720) the Hoare annotation is: true [2018-01-23 14:26:52,900 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,900 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 720) the Hoare annotation is: false [2018-01-23 14:26:52,900 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,900 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:52,900 INFO L401 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2018-01-23 14:26:52,900 INFO L401 ceAbstractionStarter]: For program point gl_insertEXIT(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:52,900 INFO L401 ceAbstractionStarter]: For program point L663'(line 663) no Hoare annotation was computed. [2018-01-23 14:26:52,901 INFO L404 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: true [2018-01-23 14:26:52,901 INFO L401 ceAbstractionStarter]: For program point L664''(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:52,901 INFO L401 ceAbstractionStarter]: For program point L664(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:52,901 INFO L404 ceAbstractionStarter]: At program point gl_insertENTRY(lines 661 668) the Hoare annotation is: true [2018-01-23 14:26:52,901 INFO L401 ceAbstractionStarter]: For program point gl_insertFINAL(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:52,901 INFO L401 ceAbstractionStarter]: For program point gl_insertErr0EnsuresViolation(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:52,901 INFO L401 ceAbstractionStarter]: For program point L694'''''(line 694) no Hoare annotation was computed. [2018-01-23 14:26:52,901 INFO L401 ceAbstractionStarter]: For program point L694'(line 694) no Hoare annotation was computed. [2018-01-23 14:26:52,901 INFO L401 ceAbstractionStarter]: For program point L692'(line 692) no Hoare annotation was computed. [2018-01-23 14:26:52,901 INFO L404 ceAbstractionStarter]: At program point L694''''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:52,902 INFO L401 ceAbstractionStarter]: For program point L690'(lines 690 691) no Hoare annotation was computed. [2018-01-23 14:26:52,902 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxFINAL(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:52,902 INFO L401 ceAbstractionStarter]: For program point L694'''''''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:52,902 INFO L404 ceAbstractionStarter]: At program point L694''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:52,902 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxErr0EnsuresViolation(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:52,902 INFO L404 ceAbstractionStarter]: At program point gl_seek_maxENTRY(lines 688 702) the Hoare annotation is: true [2018-01-23 14:26:52,902 INFO L401 ceAbstractionStarter]: For program point L692(line 692) no Hoare annotation was computed. [2018-01-23 14:26:52,902 INFO L401 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2018-01-23 14:26:52,902 INFO L401 ceAbstractionStarter]: For program point L696(lines 696 697) no Hoare annotation was computed. [2018-01-23 14:26:52,903 INFO L404 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: true [2018-01-23 14:26:52,903 INFO L401 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2018-01-23 14:26:52,903 INFO L401 ceAbstractionStarter]: For program point L694''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:52,903 INFO L404 ceAbstractionStarter]: At program point L693(line 693) the Hoare annotation is: true [2018-01-23 14:26:52,903 INFO L401 ceAbstractionStarter]: For program point L695'(line 695) no Hoare annotation was computed. [2018-01-23 14:26:52,903 INFO L401 ceAbstractionStarter]: For program point L693'(line 693) no Hoare annotation was computed. [2018-01-23 14:26:52,903 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxEXIT(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:52,905 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:52,905 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:52,905 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:52,905 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:52,905 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:52,906 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:52,906 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:52,906 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-23 14:26:52,906 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:52,908 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:52,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-01-23 14:26:52,909 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:52,909 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:26:52,909 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-23 14:26:52,910 INFO L82 PathProgramCache]: Analyzing trace with hash -1641899247, now seen corresponding path program 1 times [2018-01-23 14:26:52,910 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:52,910 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:52,911 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:52,911 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:52,911 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:52,922 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:52,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:26:52,977 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:52,977 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:26:52,977 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:52,978 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:52,978 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:52,978 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:53,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:53,002 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:53,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:53,003 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-01-23 14:26:53,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:53,003 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:53,003 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:53,004 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:53,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:53,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:53,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:53,004 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 30 [2018-01-23 14:26:53,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:53,005 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:53,005 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:53,005 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:53,005 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:53,005 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:26:53,053 INFO L401 ceAbstractionStarter]: For program point __list_addErr0EnsuresViolation(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:53,053 INFO L401 ceAbstractionStarter]: For program point __list_addEXIT(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:53,053 INFO L401 ceAbstractionStarter]: For program point L631'(line 631) no Hoare annotation was computed. [2018-01-23 14:26:53,053 INFO L401 ceAbstractionStarter]: For program point L633(line 633) no Hoare annotation was computed. [2018-01-23 14:26:53,053 INFO L401 ceAbstractionStarter]: For program point L632(line 632) no Hoare annotation was computed. [2018-01-23 14:26:53,053 INFO L401 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2018-01-23 14:26:53,053 INFO L404 ceAbstractionStarter]: At program point __list_addENTRY(lines 627 635) the Hoare annotation is: true [2018-01-23 14:26:53,053 INFO L401 ceAbstractionStarter]: For program point __list_addFINAL(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:53,053 INFO L401 ceAbstractionStarter]: For program point val_from_nodeFINAL(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:53,053 INFO L401 ceAbstractionStarter]: For program point L686'(line 686) no Hoare annotation was computed. [2018-01-23 14:26:53,053 INFO L401 ceAbstractionStarter]: For program point val_from_nodeErr0EnsuresViolation(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:53,053 INFO L401 ceAbstractionStarter]: For program point val_from_nodeEXIT(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:53,054 INFO L401 ceAbstractionStarter]: For program point L686(line 686) no Hoare annotation was computed. [2018-01-23 14:26:53,054 INFO L404 ceAbstractionStarter]: At program point val_from_nodeENTRY(lines 684 687) the Hoare annotation is: true [2018-01-23 14:26:53,054 INFO L401 ceAbstractionStarter]: For program point L707(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,054 INFO L401 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2018-01-23 14:26:53,054 INFO L404 ceAbstractionStarter]: At program point L710'(line 710) the Hoare annotation is: true [2018-01-23 14:26:53,054 INFO L401 ceAbstractionStarter]: For program point gl_sortFINAL(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:53,054 INFO L404 ceAbstractionStarter]: At program point L709(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:53,054 INFO L401 ceAbstractionStarter]: For program point L709''(lines 709 710) no Hoare annotation was computed. [2018-01-23 14:26:53,054 INFO L404 ceAbstractionStarter]: At program point L709''''(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:53,054 INFO L401 ceAbstractionStarter]: For program point L707''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,054 INFO L401 ceAbstractionStarter]: For program point gl_sortErr0EnsuresViolation(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:53,054 INFO L401 ceAbstractionStarter]: For program point L707''''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,055 INFO L404 ceAbstractionStarter]: At program point gl_sortENTRY(lines 703 713) the Hoare annotation is: true [2018-01-23 14:26:53,055 INFO L401 ceAbstractionStarter]: For program point L707'''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,055 INFO L404 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: true [2018-01-23 14:26:53,055 INFO L404 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: true [2018-01-23 14:26:53,055 INFO L401 ceAbstractionStarter]: For program point L712(line 712) no Hoare annotation was computed. [2018-01-23 14:26:53,055 INFO L401 ceAbstractionStarter]: For program point L709'(line 709) no Hoare annotation was computed. [2018-01-23 14:26:53,055 INFO L401 ceAbstractionStarter]: For program point L707'(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,055 INFO L401 ceAbstractionStarter]: For program point gl_sortEXIT(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:53,055 INFO L401 ceAbstractionStarter]: For program point L705'(lines 705 706) no Hoare annotation was computed. [2018-01-23 14:26:53,055 INFO L401 ceAbstractionStarter]: For program point L625'(line 625) no Hoare annotation was computed. [2018-01-23 14:26:53,055 INFO L404 ceAbstractionStarter]: At program point list_emptyENTRY(lines 623 626) the Hoare annotation is: true [2018-01-23 14:26:53,055 INFO L401 ceAbstractionStarter]: For program point list_emptyFINAL(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:53,055 INFO L401 ceAbstractionStarter]: For program point list_emptyEXIT(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:53,055 INFO L401 ceAbstractionStarter]: For program point L625(line 625) no Hoare annotation was computed. [2018-01-23 14:26:53,055 INFO L401 ceAbstractionStarter]: For program point list_emptyErr0EnsuresViolation(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:53,056 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 714 720) the Hoare annotation is: true [2018-01-23 14:26:53,056 INFO L401 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2018-01-23 14:26:53,056 INFO L404 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: true [2018-01-23 14:26:53,056 INFO L404 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: true [2018-01-23 14:26:53,056 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:53,056 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:53,056 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:53,056 INFO L401 ceAbstractionStarter]: For program point L638'(line 638) no Hoare annotation was computed. [2018-01-23 14:26:53,056 INFO L404 ceAbstractionStarter]: At program point __list_delENTRY(lines 636 640) the Hoare annotation is: true [2018-01-23 14:26:53,056 INFO L401 ceAbstractionStarter]: For program point __list_delFINAL(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:53,056 INFO L401 ceAbstractionStarter]: For program point __list_delErr0EnsuresViolation(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:53,056 INFO L401 ceAbstractionStarter]: For program point L638(line 638) no Hoare annotation was computed. [2018-01-23 14:26:53,056 INFO L401 ceAbstractionStarter]: For program point __list_delEXIT(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:53,056 INFO L401 ceAbstractionStarter]: For program point gl_readErr0EnsuresViolation(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:53,056 INFO L404 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: true [2018-01-23 14:26:53,056 INFO L401 ceAbstractionStarter]: For program point gl_readEXIT(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:53,056 INFO L401 ceAbstractionStarter]: For program point L671(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point L672'(line 672) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point L671'(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point L671''''(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L404 ceAbstractionStarter]: At program point L671'''(lines 671 674) the Hoare annotation is: true [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point L681(line 681) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point gl_destroyEXIT(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point L680(line 680) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point L680''(line 680) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point gl_destroyErr0EnsuresViolation(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L404 ceAbstractionStarter]: At program point L681'(line 681) the Hoare annotation is: true [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point L680'(line 680) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L404 ceAbstractionStarter]: At program point gl_destroyENTRY(lines 676 683) the Hoare annotation is: true [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point L679(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point L679''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point L679'(line 679) no Hoare annotation was computed. [2018-01-23 14:26:53,057 INFO L401 ceAbstractionStarter]: For program point L679''''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:53,058 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,058 INFO L401 ceAbstractionStarter]: For program point L660''(line 660) no Hoare annotation was computed. [2018-01-23 14:26:53,058 INFO L401 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2018-01-23 14:26:53,058 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,058 INFO L401 ceAbstractionStarter]: For program point L660'(line 660) no Hoare annotation was computed. [2018-01-23 14:26:53,058 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 720) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:26:53,058 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,058 INFO L401 ceAbstractionStarter]: For program point L648'(line 648) no Hoare annotation was computed. [2018-01-23 14:26:53,058 INFO L401 ceAbstractionStarter]: For program point L647'(line 647) no Hoare annotation was computed. [2018-01-23 14:26:53,058 INFO L401 ceAbstractionStarter]: For program point list_delEXIT(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:53,058 INFO L401 ceAbstractionStarter]: For program point list_delFINAL(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:53,058 INFO L401 ceAbstractionStarter]: For program point list_delErr0EnsuresViolation(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:53,058 INFO L404 ceAbstractionStarter]: At program point list_delENTRY(lines 645 650) the Hoare annotation is: true [2018-01-23 14:26:53,058 INFO L404 ceAbstractionStarter]: At program point L647''(line 647) the Hoare annotation is: true [2018-01-23 14:26:53,058 INFO L401 ceAbstractionStarter]: For program point L648(line 648) no Hoare annotation was computed. [2018-01-23 14:26:53,059 INFO L401 ceAbstractionStarter]: For program point L647(line 647) no Hoare annotation was computed. [2018-01-23 14:26:53,059 INFO L401 ceAbstractionStarter]: For program point L647'''(line 647) no Hoare annotation was computed. [2018-01-23 14:26:53,059 INFO L401 ceAbstractionStarter]: For program point list_moveErr0EnsuresViolation(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:53,059 INFO L401 ceAbstractionStarter]: For program point L653'(line 653) no Hoare annotation was computed. [2018-01-23 14:26:53,059 INFO L404 ceAbstractionStarter]: At program point L653''(line 653) the Hoare annotation is: true [2018-01-23 14:26:53,059 INFO L404 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: true [2018-01-23 14:26:53,059 INFO L401 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2018-01-23 14:26:53,059 INFO L401 ceAbstractionStarter]: For program point list_moveEXIT(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:53,059 INFO L404 ceAbstractionStarter]: At program point list_moveENTRY(lines 651 655) the Hoare annotation is: true [2018-01-23 14:26:53,059 INFO L401 ceAbstractionStarter]: For program point list_moveFINAL(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:53,059 INFO L401 ceAbstractionStarter]: For program point L653'''(line 653) no Hoare annotation was computed. [2018-01-23 14:26:53,059 INFO L404 ceAbstractionStarter]: At program point list_addENTRY(lines 641 644) the Hoare annotation is: true [2018-01-23 14:26:53,059 INFO L404 ceAbstractionStarter]: At program point L643'(line 643) the Hoare annotation is: true [2018-01-23 14:26:53,059 INFO L401 ceAbstractionStarter]: For program point L643''(line 643) no Hoare annotation was computed. [2018-01-23 14:26:53,059 INFO L401 ceAbstractionStarter]: For program point list_addFINAL(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:53,059 INFO L401 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point list_addErr0EnsuresViolation(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point list_addEXIT(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 720) the Hoare annotation is: true [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 720) the Hoare annotation is: false [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point gl_insertEXIT(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point L663'(line 663) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L404 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: true [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point L664''(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point L664(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L404 ceAbstractionStarter]: At program point gl_insertENTRY(lines 661 668) the Hoare annotation is: true [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point gl_insertFINAL(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point gl_insertErr0EnsuresViolation(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:53,060 INFO L401 ceAbstractionStarter]: For program point L694'''''(line 694) no Hoare annotation was computed. [2018-01-23 14:26:53,061 INFO L401 ceAbstractionStarter]: For program point L694'(line 694) no Hoare annotation was computed. [2018-01-23 14:26:53,061 INFO L401 ceAbstractionStarter]: For program point L692'(line 692) no Hoare annotation was computed. [2018-01-23 14:26:53,061 INFO L404 ceAbstractionStarter]: At program point L694''''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:53,061 INFO L401 ceAbstractionStarter]: For program point L690'(lines 690 691) no Hoare annotation was computed. [2018-01-23 14:26:53,061 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxFINAL(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:53,061 INFO L401 ceAbstractionStarter]: For program point L694'''''''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:53,061 INFO L404 ceAbstractionStarter]: At program point L694''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:53,061 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxErr0EnsuresViolation(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:53,061 INFO L404 ceAbstractionStarter]: At program point gl_seek_maxENTRY(lines 688 702) the Hoare annotation is: true [2018-01-23 14:26:53,061 INFO L401 ceAbstractionStarter]: For program point L692(line 692) no Hoare annotation was computed. [2018-01-23 14:26:53,062 INFO L401 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2018-01-23 14:26:53,062 INFO L401 ceAbstractionStarter]: For program point L696(lines 696 697) no Hoare annotation was computed. [2018-01-23 14:26:53,062 INFO L404 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: true [2018-01-23 14:26:53,062 INFO L401 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2018-01-23 14:26:53,062 INFO L401 ceAbstractionStarter]: For program point L694''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:53,062 INFO L404 ceAbstractionStarter]: At program point L693(line 693) the Hoare annotation is: true [2018-01-23 14:26:53,062 INFO L401 ceAbstractionStarter]: For program point L695'(line 695) no Hoare annotation was computed. [2018-01-23 14:26:53,062 INFO L401 ceAbstractionStarter]: For program point L693'(line 693) no Hoare annotation was computed. [2018-01-23 14:26:53,062 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxEXIT(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:53,064 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:53,064 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:53,064 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:53,064 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:53,065 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:53,065 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:53,065 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:53,065 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == __list_delErr0EnsuresViolation======== [2018-01-23 14:26:53,065 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:53,067 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:53,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-01-23 14:26:53,069 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:53,070 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:26:53,070 INFO L371 AbstractCegarLoop]: === Iteration 1 === [__list_delErr0EnsuresViolation]=== [2018-01-23 14:26:53,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1178303605, now seen corresponding path program 1 times [2018-01-23 14:26:53,070 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:53,070 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:53,071 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,071 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:53,071 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:53,084 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:53,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:26:53,160 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:53,160 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:26:53,161 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:53,161 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:53,162 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,162 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:53,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:53,186 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:53,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:53,187 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 49 [2018-01-23 14:26:53,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:53,187 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:53,187 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:53,188 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:53,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:53,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:53,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:53,189 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 49 [2018-01-23 14:26:53,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:53,189 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:53,189 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:53,189 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:53,189 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:53,189 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:26:53,235 INFO L401 ceAbstractionStarter]: For program point __list_addErr0EnsuresViolation(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:53,235 INFO L401 ceAbstractionStarter]: For program point __list_addEXIT(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:53,235 INFO L401 ceAbstractionStarter]: For program point L631'(line 631) no Hoare annotation was computed. [2018-01-23 14:26:53,235 INFO L401 ceAbstractionStarter]: For program point L633(line 633) no Hoare annotation was computed. [2018-01-23 14:26:53,235 INFO L401 ceAbstractionStarter]: For program point L632(line 632) no Hoare annotation was computed. [2018-01-23 14:26:53,235 INFO L401 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2018-01-23 14:26:53,235 INFO L404 ceAbstractionStarter]: At program point __list_addENTRY(lines 627 635) the Hoare annotation is: true [2018-01-23 14:26:53,235 INFO L401 ceAbstractionStarter]: For program point __list_addFINAL(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:53,236 INFO L401 ceAbstractionStarter]: For program point val_from_nodeFINAL(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:53,236 INFO L401 ceAbstractionStarter]: For program point L686'(line 686) no Hoare annotation was computed. [2018-01-23 14:26:53,236 INFO L401 ceAbstractionStarter]: For program point val_from_nodeErr0EnsuresViolation(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:53,236 INFO L401 ceAbstractionStarter]: For program point val_from_nodeEXIT(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:53,236 INFO L401 ceAbstractionStarter]: For program point L686(line 686) no Hoare annotation was computed. [2018-01-23 14:26:53,236 INFO L404 ceAbstractionStarter]: At program point val_from_nodeENTRY(lines 684 687) the Hoare annotation is: true [2018-01-23 14:26:53,236 INFO L401 ceAbstractionStarter]: For program point L707(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,236 INFO L401 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2018-01-23 14:26:53,236 INFO L404 ceAbstractionStarter]: At program point L710'(line 710) the Hoare annotation is: true [2018-01-23 14:26:53,236 INFO L401 ceAbstractionStarter]: For program point gl_sortFINAL(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:53,236 INFO L404 ceAbstractionStarter]: At program point L709(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:53,236 INFO L401 ceAbstractionStarter]: For program point L709''(lines 709 710) no Hoare annotation was computed. [2018-01-23 14:26:53,236 INFO L404 ceAbstractionStarter]: At program point L709''''(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:53,236 INFO L401 ceAbstractionStarter]: For program point L707''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,236 INFO L401 ceAbstractionStarter]: For program point gl_sortErr0EnsuresViolation(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:53,236 INFO L401 ceAbstractionStarter]: For program point L707''''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,237 INFO L404 ceAbstractionStarter]: At program point gl_sortENTRY(lines 703 713) the Hoare annotation is: true [2018-01-23 14:26:53,237 INFO L401 ceAbstractionStarter]: For program point L707'''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,237 INFO L404 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: true [2018-01-23 14:26:53,237 INFO L404 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: true [2018-01-23 14:26:53,237 INFO L401 ceAbstractionStarter]: For program point L712(line 712) no Hoare annotation was computed. [2018-01-23 14:26:53,237 INFO L401 ceAbstractionStarter]: For program point L709'(line 709) no Hoare annotation was computed. [2018-01-23 14:26:53,237 INFO L401 ceAbstractionStarter]: For program point L707'(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,237 INFO L401 ceAbstractionStarter]: For program point gl_sortEXIT(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:53,237 INFO L401 ceAbstractionStarter]: For program point L705'(lines 705 706) no Hoare annotation was computed. [2018-01-23 14:26:53,237 INFO L401 ceAbstractionStarter]: For program point L625'(line 625) no Hoare annotation was computed. [2018-01-23 14:26:53,237 INFO L404 ceAbstractionStarter]: At program point list_emptyENTRY(lines 623 626) the Hoare annotation is: true [2018-01-23 14:26:53,237 INFO L401 ceAbstractionStarter]: For program point list_emptyFINAL(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:53,237 INFO L401 ceAbstractionStarter]: For program point list_emptyEXIT(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:53,237 INFO L401 ceAbstractionStarter]: For program point L625(line 625) no Hoare annotation was computed. [2018-01-23 14:26:53,237 INFO L401 ceAbstractionStarter]: For program point list_emptyErr0EnsuresViolation(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:53,238 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 714 720) the Hoare annotation is: true [2018-01-23 14:26:53,238 INFO L401 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2018-01-23 14:26:53,238 INFO L404 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: true [2018-01-23 14:26:53,238 INFO L404 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: true [2018-01-23 14:26:53,238 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:53,238 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:53,238 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:53,238 INFO L401 ceAbstractionStarter]: For program point L638'(line 638) no Hoare annotation was computed. [2018-01-23 14:26:53,238 INFO L404 ceAbstractionStarter]: At program point __list_delENTRY(lines 636 640) the Hoare annotation is: true [2018-01-23 14:26:53,238 INFO L401 ceAbstractionStarter]: For program point __list_delFINAL(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:53,238 INFO L401 ceAbstractionStarter]: For program point __list_delErr0EnsuresViolation(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:53,238 INFO L401 ceAbstractionStarter]: For program point L638(line 638) no Hoare annotation was computed. [2018-01-23 14:26:53,238 INFO L401 ceAbstractionStarter]: For program point __list_delEXIT(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:53,238 INFO L401 ceAbstractionStarter]: For program point gl_readErr0EnsuresViolation(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:53,238 INFO L404 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: true [2018-01-23 14:26:53,238 INFO L401 ceAbstractionStarter]: For program point gl_readEXIT(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:53,238 INFO L401 ceAbstractionStarter]: For program point L671(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point L672'(line 672) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point L671'(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point L671''''(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L404 ceAbstractionStarter]: At program point L671'''(lines 671 674) the Hoare annotation is: true [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point L681(line 681) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point gl_destroyEXIT(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point L680(line 680) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point L680''(line 680) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point gl_destroyErr0EnsuresViolation(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L404 ceAbstractionStarter]: At program point L681'(line 681) the Hoare annotation is: true [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point L680'(line 680) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L404 ceAbstractionStarter]: At program point gl_destroyENTRY(lines 676 683) the Hoare annotation is: true [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point L679(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point L679''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point L679'(line 679) no Hoare annotation was computed. [2018-01-23 14:26:53,239 INFO L401 ceAbstractionStarter]: For program point L679''''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point L660''(line 660) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point L660'(line 660) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 720) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point L648'(line 648) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point L647'(line 647) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point list_delEXIT(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point list_delFINAL(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point list_delErr0EnsuresViolation(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L404 ceAbstractionStarter]: At program point list_delENTRY(lines 645 650) the Hoare annotation is: true [2018-01-23 14:26:53,240 INFO L404 ceAbstractionStarter]: At program point L647''(line 647) the Hoare annotation is: true [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point L648(line 648) no Hoare annotation was computed. [2018-01-23 14:26:53,240 INFO L401 ceAbstractionStarter]: For program point L647(line 647) no Hoare annotation was computed. [2018-01-23 14:26:53,241 INFO L401 ceAbstractionStarter]: For program point L647'''(line 647) no Hoare annotation was computed. [2018-01-23 14:26:53,241 INFO L401 ceAbstractionStarter]: For program point list_moveErr0EnsuresViolation(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:53,241 INFO L401 ceAbstractionStarter]: For program point L653'(line 653) no Hoare annotation was computed. [2018-01-23 14:26:53,241 INFO L404 ceAbstractionStarter]: At program point L653''(line 653) the Hoare annotation is: true [2018-01-23 14:26:53,241 INFO L404 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: true [2018-01-23 14:26:53,241 INFO L401 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2018-01-23 14:26:53,241 INFO L401 ceAbstractionStarter]: For program point list_moveEXIT(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:53,241 INFO L404 ceAbstractionStarter]: At program point list_moveENTRY(lines 651 655) the Hoare annotation is: true [2018-01-23 14:26:53,241 INFO L401 ceAbstractionStarter]: For program point list_moveFINAL(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:53,241 INFO L401 ceAbstractionStarter]: For program point L653'''(line 653) no Hoare annotation was computed. [2018-01-23 14:26:53,241 INFO L404 ceAbstractionStarter]: At program point list_addENTRY(lines 641 644) the Hoare annotation is: true [2018-01-23 14:26:53,241 INFO L404 ceAbstractionStarter]: At program point L643'(line 643) the Hoare annotation is: true [2018-01-23 14:26:53,241 INFO L401 ceAbstractionStarter]: For program point L643''(line 643) no Hoare annotation was computed. [2018-01-23 14:26:53,241 INFO L401 ceAbstractionStarter]: For program point list_addFINAL(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:53,241 INFO L401 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2018-01-23 14:26:53,241 INFO L401 ceAbstractionStarter]: For program point list_addErr0EnsuresViolation(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:53,241 INFO L401 ceAbstractionStarter]: For program point list_addEXIT(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:53,242 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 720) the Hoare annotation is: true [2018-01-23 14:26:53,242 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,242 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 720) the Hoare annotation is: false [2018-01-23 14:26:53,242 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,242 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,242 INFO L401 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2018-01-23 14:26:53,242 INFO L401 ceAbstractionStarter]: For program point gl_insertEXIT(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:53,242 INFO L401 ceAbstractionStarter]: For program point L663'(line 663) no Hoare annotation was computed. [2018-01-23 14:26:53,242 INFO L404 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: true [2018-01-23 14:26:53,242 INFO L401 ceAbstractionStarter]: For program point L664''(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:53,242 INFO L401 ceAbstractionStarter]: For program point L664(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:53,242 INFO L404 ceAbstractionStarter]: At program point gl_insertENTRY(lines 661 668) the Hoare annotation is: true [2018-01-23 14:26:53,243 INFO L401 ceAbstractionStarter]: For program point gl_insertFINAL(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:53,243 INFO L401 ceAbstractionStarter]: For program point gl_insertErr0EnsuresViolation(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:53,243 INFO L401 ceAbstractionStarter]: For program point L694'''''(line 694) no Hoare annotation was computed. [2018-01-23 14:26:53,243 INFO L401 ceAbstractionStarter]: For program point L694'(line 694) no Hoare annotation was computed. [2018-01-23 14:26:53,243 INFO L401 ceAbstractionStarter]: For program point L692'(line 692) no Hoare annotation was computed. [2018-01-23 14:26:53,243 INFO L404 ceAbstractionStarter]: At program point L694''''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:53,243 INFO L401 ceAbstractionStarter]: For program point L690'(lines 690 691) no Hoare annotation was computed. [2018-01-23 14:26:53,243 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxFINAL(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:53,243 INFO L401 ceAbstractionStarter]: For program point L694'''''''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:53,243 INFO L404 ceAbstractionStarter]: At program point L694''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:53,244 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxErr0EnsuresViolation(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:53,244 INFO L404 ceAbstractionStarter]: At program point gl_seek_maxENTRY(lines 688 702) the Hoare annotation is: true [2018-01-23 14:26:53,244 INFO L401 ceAbstractionStarter]: For program point L692(line 692) no Hoare annotation was computed. [2018-01-23 14:26:53,244 INFO L401 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2018-01-23 14:26:53,244 INFO L401 ceAbstractionStarter]: For program point L696(lines 696 697) no Hoare annotation was computed. [2018-01-23 14:26:53,244 INFO L404 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: true [2018-01-23 14:26:53,244 INFO L401 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2018-01-23 14:26:53,244 INFO L401 ceAbstractionStarter]: For program point L694''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:53,244 INFO L404 ceAbstractionStarter]: At program point L693(line 693) the Hoare annotation is: true [2018-01-23 14:26:53,244 INFO L401 ceAbstractionStarter]: For program point L695'(line 695) no Hoare annotation was computed. [2018-01-23 14:26:53,245 INFO L401 ceAbstractionStarter]: For program point L693'(line 693) no Hoare annotation was computed. [2018-01-23 14:26:53,245 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxEXIT(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:53,246 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:53,246 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:53,246 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:53,247 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:53,247 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:53,247 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:53,247 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:53,247 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == gl_readErr0EnsuresViolation======== [2018-01-23 14:26:53,247 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:53,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-01-23 14:26:53,249 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:53,249 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:26:53,250 INFO L371 AbstractCegarLoop]: === Iteration 1 === [gl_readErr0EnsuresViolation]=== [2018-01-23 14:26:53,250 INFO L82 PathProgramCache]: Analyzing trace with hash -947257103, now seen corresponding path program 1 times [2018-01-23 14:26:53,250 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:53,250 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:53,251 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,251 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:53,251 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:53,259 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:53,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:26:53,316 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:53,316 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-23 14:26:53,317 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:53,317 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:53,317 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,317 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:53,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:53,346 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:53,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:53,346 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2018-01-23 14:26:53,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:53,347 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:53,347 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:53,347 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:53,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:53,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:53,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:53,348 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2018-01-23 14:26:53,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:53,348 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:53,349 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:53,349 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:53,349 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:53,349 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:26:53,376 INFO L401 ceAbstractionStarter]: For program point __list_addErr0EnsuresViolation(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:53,376 INFO L401 ceAbstractionStarter]: For program point __list_addEXIT(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:53,376 INFO L401 ceAbstractionStarter]: For program point L631'(line 631) no Hoare annotation was computed. [2018-01-23 14:26:53,376 INFO L401 ceAbstractionStarter]: For program point L633(line 633) no Hoare annotation was computed. [2018-01-23 14:26:53,376 INFO L401 ceAbstractionStarter]: For program point L632(line 632) no Hoare annotation was computed. [2018-01-23 14:26:53,376 INFO L401 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2018-01-23 14:26:53,376 INFO L404 ceAbstractionStarter]: At program point __list_addENTRY(lines 627 635) the Hoare annotation is: true [2018-01-23 14:26:53,376 INFO L401 ceAbstractionStarter]: For program point __list_addFINAL(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:53,376 INFO L401 ceAbstractionStarter]: For program point val_from_nodeFINAL(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:53,376 INFO L401 ceAbstractionStarter]: For program point L686'(line 686) no Hoare annotation was computed. [2018-01-23 14:26:53,377 INFO L401 ceAbstractionStarter]: For program point val_from_nodeErr0EnsuresViolation(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:53,377 INFO L401 ceAbstractionStarter]: For program point val_from_nodeEXIT(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:53,377 INFO L401 ceAbstractionStarter]: For program point L686(line 686) no Hoare annotation was computed. [2018-01-23 14:26:53,377 INFO L404 ceAbstractionStarter]: At program point val_from_nodeENTRY(lines 684 687) the Hoare annotation is: true [2018-01-23 14:26:53,377 INFO L401 ceAbstractionStarter]: For program point L707(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,377 INFO L401 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2018-01-23 14:26:53,377 INFO L404 ceAbstractionStarter]: At program point L710'(line 710) the Hoare annotation is: true [2018-01-23 14:26:53,377 INFO L401 ceAbstractionStarter]: For program point gl_sortFINAL(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:53,377 INFO L404 ceAbstractionStarter]: At program point L709(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:53,377 INFO L401 ceAbstractionStarter]: For program point L709''(lines 709 710) no Hoare annotation was computed. [2018-01-23 14:26:53,378 INFO L404 ceAbstractionStarter]: At program point L709''''(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:53,378 INFO L401 ceAbstractionStarter]: For program point L707''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,378 INFO L401 ceAbstractionStarter]: For program point gl_sortErr0EnsuresViolation(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:53,378 INFO L401 ceAbstractionStarter]: For program point L707''''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,378 INFO L404 ceAbstractionStarter]: At program point gl_sortENTRY(lines 703 713) the Hoare annotation is: true [2018-01-23 14:26:53,378 INFO L401 ceAbstractionStarter]: For program point L707'''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,378 INFO L404 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: true [2018-01-23 14:26:53,378 INFO L404 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: true [2018-01-23 14:26:53,378 INFO L401 ceAbstractionStarter]: For program point L712(line 712) no Hoare annotation was computed. [2018-01-23 14:26:53,378 INFO L401 ceAbstractionStarter]: For program point L709'(line 709) no Hoare annotation was computed. [2018-01-23 14:26:53,379 INFO L401 ceAbstractionStarter]: For program point L707'(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,379 INFO L401 ceAbstractionStarter]: For program point gl_sortEXIT(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:53,379 INFO L401 ceAbstractionStarter]: For program point L705'(lines 705 706) no Hoare annotation was computed. [2018-01-23 14:26:53,379 INFO L401 ceAbstractionStarter]: For program point L625'(line 625) no Hoare annotation was computed. [2018-01-23 14:26:53,379 INFO L404 ceAbstractionStarter]: At program point list_emptyENTRY(lines 623 626) the Hoare annotation is: true [2018-01-23 14:26:53,379 INFO L401 ceAbstractionStarter]: For program point list_emptyFINAL(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:53,379 INFO L401 ceAbstractionStarter]: For program point list_emptyEXIT(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:53,379 INFO L401 ceAbstractionStarter]: For program point L625(line 625) no Hoare annotation was computed. [2018-01-23 14:26:53,379 INFO L401 ceAbstractionStarter]: For program point list_emptyErr0EnsuresViolation(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:53,379 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 714 720) the Hoare annotation is: true [2018-01-23 14:26:53,379 INFO L401 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2018-01-23 14:26:53,380 INFO L404 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: true [2018-01-23 14:26:53,380 INFO L404 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: true [2018-01-23 14:26:53,380 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:53,380 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:53,380 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:53,380 INFO L401 ceAbstractionStarter]: For program point L638'(line 638) no Hoare annotation was computed. [2018-01-23 14:26:53,380 INFO L404 ceAbstractionStarter]: At program point __list_delENTRY(lines 636 640) the Hoare annotation is: true [2018-01-23 14:26:53,380 INFO L401 ceAbstractionStarter]: For program point __list_delFINAL(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:53,380 INFO L401 ceAbstractionStarter]: For program point __list_delErr0EnsuresViolation(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:53,380 INFO L401 ceAbstractionStarter]: For program point L638(line 638) no Hoare annotation was computed. [2018-01-23 14:26:53,380 INFO L401 ceAbstractionStarter]: For program point __list_delEXIT(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:53,381 INFO L401 ceAbstractionStarter]: For program point gl_readErr0EnsuresViolation(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:53,381 INFO L404 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: true [2018-01-23 14:26:53,381 INFO L401 ceAbstractionStarter]: For program point gl_readEXIT(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:53,381 INFO L401 ceAbstractionStarter]: For program point L671(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:53,381 INFO L401 ceAbstractionStarter]: For program point L672'(line 672) no Hoare annotation was computed. [2018-01-23 14:26:53,381 INFO L401 ceAbstractionStarter]: For program point L671'(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:53,381 INFO L401 ceAbstractionStarter]: For program point L671''''(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:53,381 INFO L404 ceAbstractionStarter]: At program point L671'''(lines 671 674) the Hoare annotation is: true [2018-01-23 14:26:53,381 INFO L401 ceAbstractionStarter]: For program point L681(line 681) no Hoare annotation was computed. [2018-01-23 14:26:53,381 INFO L401 ceAbstractionStarter]: For program point gl_destroyEXIT(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:53,382 INFO L401 ceAbstractionStarter]: For program point L680(line 680) no Hoare annotation was computed. [2018-01-23 14:26:53,382 INFO L401 ceAbstractionStarter]: For program point L680''(line 680) no Hoare annotation was computed. [2018-01-23 14:26:53,382 INFO L401 ceAbstractionStarter]: For program point gl_destroyErr0EnsuresViolation(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:53,382 INFO L404 ceAbstractionStarter]: At program point L681'(line 681) the Hoare annotation is: true [2018-01-23 14:26:53,382 INFO L401 ceAbstractionStarter]: For program point L680'(line 680) no Hoare annotation was computed. [2018-01-23 14:26:53,382 INFO L404 ceAbstractionStarter]: At program point gl_destroyENTRY(lines 676 683) the Hoare annotation is: true [2018-01-23 14:26:53,382 INFO L401 ceAbstractionStarter]: For program point L679(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:53,382 INFO L401 ceAbstractionStarter]: For program point L679''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:53,382 INFO L401 ceAbstractionStarter]: For program point L679'(line 679) no Hoare annotation was computed. [2018-01-23 14:26:53,382 INFO L401 ceAbstractionStarter]: For program point L679''''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:53,382 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,383 INFO L401 ceAbstractionStarter]: For program point L660''(line 660) no Hoare annotation was computed. [2018-01-23 14:26:53,383 INFO L401 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2018-01-23 14:26:53,383 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,383 INFO L401 ceAbstractionStarter]: For program point L660'(line 660) no Hoare annotation was computed. [2018-01-23 14:26:53,383 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 720) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:26:53,383 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,383 INFO L401 ceAbstractionStarter]: For program point L648'(line 648) no Hoare annotation was computed. [2018-01-23 14:26:53,383 INFO L401 ceAbstractionStarter]: For program point L647'(line 647) no Hoare annotation was computed. [2018-01-23 14:26:53,383 INFO L401 ceAbstractionStarter]: For program point list_delEXIT(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:53,383 INFO L401 ceAbstractionStarter]: For program point list_delFINAL(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:53,383 INFO L401 ceAbstractionStarter]: For program point list_delErr0EnsuresViolation(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:53,384 INFO L404 ceAbstractionStarter]: At program point list_delENTRY(lines 645 650) the Hoare annotation is: true [2018-01-23 14:26:53,384 INFO L404 ceAbstractionStarter]: At program point L647''(line 647) the Hoare annotation is: true [2018-01-23 14:26:53,384 INFO L401 ceAbstractionStarter]: For program point L648(line 648) no Hoare annotation was computed. [2018-01-23 14:26:53,384 INFO L401 ceAbstractionStarter]: For program point L647(line 647) no Hoare annotation was computed. [2018-01-23 14:26:53,384 INFO L401 ceAbstractionStarter]: For program point L647'''(line 647) no Hoare annotation was computed. [2018-01-23 14:26:53,384 INFO L401 ceAbstractionStarter]: For program point list_moveErr0EnsuresViolation(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:53,384 INFO L401 ceAbstractionStarter]: For program point L653'(line 653) no Hoare annotation was computed. [2018-01-23 14:26:53,384 INFO L404 ceAbstractionStarter]: At program point L653''(line 653) the Hoare annotation is: true [2018-01-23 14:26:53,384 INFO L404 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: true [2018-01-23 14:26:53,384 INFO L401 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2018-01-23 14:26:53,385 INFO L401 ceAbstractionStarter]: For program point list_moveEXIT(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:53,385 INFO L404 ceAbstractionStarter]: At program point list_moveENTRY(lines 651 655) the Hoare annotation is: true [2018-01-23 14:26:53,385 INFO L401 ceAbstractionStarter]: For program point list_moveFINAL(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:53,385 INFO L401 ceAbstractionStarter]: For program point L653'''(line 653) no Hoare annotation was computed. [2018-01-23 14:26:53,385 INFO L404 ceAbstractionStarter]: At program point list_addENTRY(lines 641 644) the Hoare annotation is: true [2018-01-23 14:26:53,385 INFO L404 ceAbstractionStarter]: At program point L643'(line 643) the Hoare annotation is: true [2018-01-23 14:26:53,385 INFO L401 ceAbstractionStarter]: For program point L643''(line 643) no Hoare annotation was computed. [2018-01-23 14:26:53,385 INFO L401 ceAbstractionStarter]: For program point list_addFINAL(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:53,385 INFO L401 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2018-01-23 14:26:53,385 INFO L401 ceAbstractionStarter]: For program point list_addErr0EnsuresViolation(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:53,385 INFO L401 ceAbstractionStarter]: For program point list_addEXIT(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:53,386 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 720) the Hoare annotation is: true [2018-01-23 14:26:53,386 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,386 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 720) the Hoare annotation is: false [2018-01-23 14:26:53,386 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,386 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,386 INFO L401 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2018-01-23 14:26:53,386 INFO L401 ceAbstractionStarter]: For program point gl_insertEXIT(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:53,386 INFO L401 ceAbstractionStarter]: For program point L663'(line 663) no Hoare annotation was computed. [2018-01-23 14:26:53,386 INFO L404 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: true [2018-01-23 14:26:53,386 INFO L401 ceAbstractionStarter]: For program point L664''(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:53,387 INFO L401 ceAbstractionStarter]: For program point L664(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:53,387 INFO L404 ceAbstractionStarter]: At program point gl_insertENTRY(lines 661 668) the Hoare annotation is: true [2018-01-23 14:26:53,387 INFO L401 ceAbstractionStarter]: For program point gl_insertFINAL(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:53,387 INFO L401 ceAbstractionStarter]: For program point gl_insertErr0EnsuresViolation(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:53,387 INFO L401 ceAbstractionStarter]: For program point L694'''''(line 694) no Hoare annotation was computed. [2018-01-23 14:26:53,387 INFO L401 ceAbstractionStarter]: For program point L694'(line 694) no Hoare annotation was computed. [2018-01-23 14:26:53,387 INFO L401 ceAbstractionStarter]: For program point L692'(line 692) no Hoare annotation was computed. [2018-01-23 14:26:53,387 INFO L404 ceAbstractionStarter]: At program point L694''''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:53,387 INFO L401 ceAbstractionStarter]: For program point L690'(lines 690 691) no Hoare annotation was computed. [2018-01-23 14:26:53,387 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxFINAL(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:53,387 INFO L401 ceAbstractionStarter]: For program point L694'''''''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:53,388 INFO L404 ceAbstractionStarter]: At program point L694''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:53,388 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxErr0EnsuresViolation(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:53,388 INFO L404 ceAbstractionStarter]: At program point gl_seek_maxENTRY(lines 688 702) the Hoare annotation is: true [2018-01-23 14:26:53,388 INFO L401 ceAbstractionStarter]: For program point L692(line 692) no Hoare annotation was computed. [2018-01-23 14:26:53,388 INFO L401 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2018-01-23 14:26:53,388 INFO L401 ceAbstractionStarter]: For program point L696(lines 696 697) no Hoare annotation was computed. [2018-01-23 14:26:53,388 INFO L404 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: true [2018-01-23 14:26:53,388 INFO L401 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2018-01-23 14:26:53,388 INFO L401 ceAbstractionStarter]: For program point L694''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:53,388 INFO L404 ceAbstractionStarter]: At program point L693(line 693) the Hoare annotation is: true [2018-01-23 14:26:53,388 INFO L401 ceAbstractionStarter]: For program point L695'(line 695) no Hoare annotation was computed. [2018-01-23 14:26:53,389 INFO L401 ceAbstractionStarter]: For program point L693'(line 693) no Hoare annotation was computed. [2018-01-23 14:26:53,389 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxEXIT(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:53,390 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:53,390 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:53,390 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:53,390 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:53,391 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:53,391 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:53,391 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:53,391 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == gl_destroyErr0EnsuresViolation======== [2018-01-23 14:26:53,391 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:53,392 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:53,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-01-23 14:26:53,393 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:53,393 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] [2018-01-23 14:26:53,394 INFO L371 AbstractCegarLoop]: === Iteration 1 === [gl_destroyErr0EnsuresViolation]=== [2018-01-23 14:26:53,394 INFO L82 PathProgramCache]: Analyzing trace with hash -929230515, now seen corresponding path program 1 times [2018-01-23 14:26:53,394 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:53,394 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:53,395 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,395 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:53,395 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:53,402 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:53,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:26:53,455 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:53,455 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:26:53,455 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:53,455 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:53,455 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,455 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:53,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:53,477 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:53,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:53,477 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2018-01-23 14:26:53,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:53,478 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:53,478 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:53,478 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:53,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:53,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:53,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:53,479 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-01-23 14:26:53,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:53,479 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:53,479 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:53,480 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:53,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:53,480 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:26:53,496 INFO L401 ceAbstractionStarter]: For program point __list_addErr0EnsuresViolation(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:53,496 INFO L401 ceAbstractionStarter]: For program point __list_addEXIT(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:53,496 INFO L401 ceAbstractionStarter]: For program point L631'(line 631) no Hoare annotation was computed. [2018-01-23 14:26:53,496 INFO L401 ceAbstractionStarter]: For program point L633(line 633) no Hoare annotation was computed. [2018-01-23 14:26:53,496 INFO L401 ceAbstractionStarter]: For program point L632(line 632) no Hoare annotation was computed. [2018-01-23 14:26:53,496 INFO L401 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2018-01-23 14:26:53,496 INFO L404 ceAbstractionStarter]: At program point __list_addENTRY(lines 627 635) the Hoare annotation is: true [2018-01-23 14:26:53,496 INFO L401 ceAbstractionStarter]: For program point __list_addFINAL(lines 627 635) no Hoare annotation was computed. [2018-01-23 14:26:53,496 INFO L401 ceAbstractionStarter]: For program point val_from_nodeFINAL(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:53,496 INFO L401 ceAbstractionStarter]: For program point L686'(line 686) no Hoare annotation was computed. [2018-01-23 14:26:53,496 INFO L401 ceAbstractionStarter]: For program point val_from_nodeErr0EnsuresViolation(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:53,497 INFO L401 ceAbstractionStarter]: For program point val_from_nodeEXIT(lines 684 687) no Hoare annotation was computed. [2018-01-23 14:26:53,497 INFO L401 ceAbstractionStarter]: For program point L686(line 686) no Hoare annotation was computed. [2018-01-23 14:26:53,497 INFO L404 ceAbstractionStarter]: At program point val_from_nodeENTRY(lines 684 687) the Hoare annotation is: true [2018-01-23 14:26:53,497 INFO L401 ceAbstractionStarter]: For program point L707(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,497 INFO L401 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2018-01-23 14:26:53,497 INFO L404 ceAbstractionStarter]: At program point L710'(line 710) the Hoare annotation is: true [2018-01-23 14:26:53,497 INFO L401 ceAbstractionStarter]: For program point gl_sortFINAL(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:53,497 INFO L404 ceAbstractionStarter]: At program point L709(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:53,497 INFO L401 ceAbstractionStarter]: For program point L709''(lines 709 710) no Hoare annotation was computed. [2018-01-23 14:26:53,497 INFO L404 ceAbstractionStarter]: At program point L709''''(lines 709 710) the Hoare annotation is: true [2018-01-23 14:26:53,497 INFO L401 ceAbstractionStarter]: For program point L707''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,497 INFO L401 ceAbstractionStarter]: For program point gl_sortErr0EnsuresViolation(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:53,497 INFO L401 ceAbstractionStarter]: For program point L707''''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,497 INFO L404 ceAbstractionStarter]: At program point gl_sortENTRY(lines 703 713) the Hoare annotation is: true [2018-01-23 14:26:53,497 INFO L401 ceAbstractionStarter]: For program point L707'''(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,497 INFO L404 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: true [2018-01-23 14:26:53,498 INFO L404 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: true [2018-01-23 14:26:53,498 INFO L401 ceAbstractionStarter]: For program point L712(line 712) no Hoare annotation was computed. [2018-01-23 14:26:53,498 INFO L401 ceAbstractionStarter]: For program point L709'(line 709) no Hoare annotation was computed. [2018-01-23 14:26:53,498 INFO L401 ceAbstractionStarter]: For program point L707'(line 707) no Hoare annotation was computed. [2018-01-23 14:26:53,498 INFO L401 ceAbstractionStarter]: For program point gl_sortEXIT(lines 703 713) no Hoare annotation was computed. [2018-01-23 14:26:53,498 INFO L401 ceAbstractionStarter]: For program point L705'(lines 705 706) no Hoare annotation was computed. [2018-01-23 14:26:53,498 INFO L401 ceAbstractionStarter]: For program point L625'(line 625) no Hoare annotation was computed. [2018-01-23 14:26:53,498 INFO L404 ceAbstractionStarter]: At program point list_emptyENTRY(lines 623 626) the Hoare annotation is: true [2018-01-23 14:26:53,498 INFO L401 ceAbstractionStarter]: For program point list_emptyFINAL(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:53,498 INFO L401 ceAbstractionStarter]: For program point list_emptyEXIT(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:53,498 INFO L401 ceAbstractionStarter]: For program point L625(line 625) no Hoare annotation was computed. [2018-01-23 14:26:53,498 INFO L401 ceAbstractionStarter]: For program point list_emptyErr0EnsuresViolation(lines 623 626) no Hoare annotation was computed. [2018-01-23 14:26:53,498 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 714 720) the Hoare annotation is: true [2018-01-23 14:26:53,498 INFO L401 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2018-01-23 14:26:53,498 INFO L404 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: true [2018-01-23 14:26:53,498 INFO L404 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: true [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 714 720) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point L638'(line 638) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L404 ceAbstractionStarter]: At program point __list_delENTRY(lines 636 640) the Hoare annotation is: true [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point __list_delFINAL(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point __list_delErr0EnsuresViolation(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point L638(line 638) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point __list_delEXIT(lines 636 640) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point gl_readErr0EnsuresViolation(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L404 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: true [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point gl_readEXIT(lines 669 675) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point L671(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point L672'(line 672) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point L671'(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L401 ceAbstractionStarter]: For program point L671''''(lines 671 674) no Hoare annotation was computed. [2018-01-23 14:26:53,499 INFO L404 ceAbstractionStarter]: At program point L671'''(lines 671 674) the Hoare annotation is: true [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point L681(line 681) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point gl_destroyEXIT(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point L680(line 680) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point L680''(line 680) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point gl_destroyErr0EnsuresViolation(lines 676 683) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L404 ceAbstractionStarter]: At program point L681'(line 681) the Hoare annotation is: true [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point L680'(line 680) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L404 ceAbstractionStarter]: At program point gl_destroyENTRY(lines 676 683) the Hoare annotation is: true [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point L679(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point L679''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point L679'(line 679) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point L679''''(lines 679 682) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point L660''(line 660) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,500 INFO L401 ceAbstractionStarter]: For program point L660'(line 660) no Hoare annotation was computed. [2018-01-23 14:26:53,501 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 720) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:26:53,501 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,501 INFO L401 ceAbstractionStarter]: For program point L648'(line 648) no Hoare annotation was computed. [2018-01-23 14:26:53,501 INFO L401 ceAbstractionStarter]: For program point L647'(line 647) no Hoare annotation was computed. [2018-01-23 14:26:53,501 INFO L401 ceAbstractionStarter]: For program point list_delEXIT(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:53,501 INFO L401 ceAbstractionStarter]: For program point list_delFINAL(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:53,501 INFO L401 ceAbstractionStarter]: For program point list_delErr0EnsuresViolation(lines 645 650) no Hoare annotation was computed. [2018-01-23 14:26:53,501 INFO L404 ceAbstractionStarter]: At program point list_delENTRY(lines 645 650) the Hoare annotation is: true [2018-01-23 14:26:53,501 INFO L404 ceAbstractionStarter]: At program point L647''(line 647) the Hoare annotation is: true [2018-01-23 14:26:53,501 INFO L401 ceAbstractionStarter]: For program point L648(line 648) no Hoare annotation was computed. [2018-01-23 14:26:53,501 INFO L401 ceAbstractionStarter]: For program point L647(line 647) no Hoare annotation was computed. [2018-01-23 14:26:53,501 INFO L401 ceAbstractionStarter]: For program point L647'''(line 647) no Hoare annotation was computed. [2018-01-23 14:26:53,502 INFO L401 ceAbstractionStarter]: For program point list_moveErr0EnsuresViolation(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:53,502 INFO L401 ceAbstractionStarter]: For program point L653'(line 653) no Hoare annotation was computed. [2018-01-23 14:26:53,502 INFO L404 ceAbstractionStarter]: At program point L653''(line 653) the Hoare annotation is: true [2018-01-23 14:26:53,502 INFO L404 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: true [2018-01-23 14:26:53,502 INFO L401 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2018-01-23 14:26:53,502 INFO L401 ceAbstractionStarter]: For program point list_moveEXIT(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:53,502 INFO L404 ceAbstractionStarter]: At program point list_moveENTRY(lines 651 655) the Hoare annotation is: true [2018-01-23 14:26:53,502 INFO L401 ceAbstractionStarter]: For program point list_moveFINAL(lines 651 655) no Hoare annotation was computed. [2018-01-23 14:26:53,502 INFO L401 ceAbstractionStarter]: For program point L653'''(line 653) no Hoare annotation was computed. [2018-01-23 14:26:53,502 INFO L404 ceAbstractionStarter]: At program point list_addENTRY(lines 641 644) the Hoare annotation is: true [2018-01-23 14:26:53,502 INFO L404 ceAbstractionStarter]: At program point L643'(line 643) the Hoare annotation is: true [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point L643''(line 643) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point list_addFINAL(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point list_addErr0EnsuresViolation(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point list_addEXIT(lines 641 644) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 720) the Hoare annotation is: true [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 720) the Hoare annotation is: false [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 720) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point gl_insertEXIT(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point L663'(line 663) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L404 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: true [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point L664''(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L401 ceAbstractionStarter]: For program point L664(lines 664 665) no Hoare annotation was computed. [2018-01-23 14:26:53,503 INFO L404 ceAbstractionStarter]: At program point gl_insertENTRY(lines 661 668) the Hoare annotation is: true [2018-01-23 14:26:53,504 INFO L401 ceAbstractionStarter]: For program point gl_insertFINAL(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:53,504 INFO L401 ceAbstractionStarter]: For program point gl_insertErr0EnsuresViolation(lines 661 668) no Hoare annotation was computed. [2018-01-23 14:26:53,504 INFO L401 ceAbstractionStarter]: For program point L694'''''(line 694) no Hoare annotation was computed. [2018-01-23 14:26:53,504 INFO L401 ceAbstractionStarter]: For program point L694'(line 694) no Hoare annotation was computed. [2018-01-23 14:26:53,504 INFO L401 ceAbstractionStarter]: For program point L692'(line 692) no Hoare annotation was computed. [2018-01-23 14:26:53,504 INFO L404 ceAbstractionStarter]: At program point L694''''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:53,504 INFO L401 ceAbstractionStarter]: For program point L690'(lines 690 691) no Hoare annotation was computed. [2018-01-23 14:26:53,504 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxFINAL(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:53,504 INFO L401 ceAbstractionStarter]: For program point L694'''''''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:53,504 INFO L404 ceAbstractionStarter]: At program point L694''''(lines 694 700) the Hoare annotation is: true [2018-01-23 14:26:53,504 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxErr0EnsuresViolation(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:53,504 INFO L404 ceAbstractionStarter]: At program point gl_seek_maxENTRY(lines 688 702) the Hoare annotation is: true [2018-01-23 14:26:53,504 INFO L401 ceAbstractionStarter]: For program point L692(line 692) no Hoare annotation was computed. [2018-01-23 14:26:53,504 INFO L401 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2018-01-23 14:26:53,504 INFO L401 ceAbstractionStarter]: For program point L696(lines 696 697) no Hoare annotation was computed. [2018-01-23 14:26:53,504 INFO L404 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: true [2018-01-23 14:26:53,505 INFO L401 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2018-01-23 14:26:53,505 INFO L401 ceAbstractionStarter]: For program point L694''(lines 694 700) no Hoare annotation was computed. [2018-01-23 14:26:53,505 INFO L404 ceAbstractionStarter]: At program point L693(line 693) the Hoare annotation is: true [2018-01-23 14:26:53,505 INFO L401 ceAbstractionStarter]: For program point L695'(line 695) no Hoare annotation was computed. [2018-01-23 14:26:53,505 INFO L401 ceAbstractionStarter]: For program point L693'(line 693) no Hoare annotation was computed. [2018-01-23 14:26:53,505 INFO L401 ceAbstractionStarter]: For program point gl_seek_maxEXIT(lines 688 702) no Hoare annotation was computed. [2018-01-23 14:26:53,506 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:53,506 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:53,506 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:53,506 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:53,506 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:53,506 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:53,507 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:53,507 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-23 14:26:53,507 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:53,508 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:53,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-01-23 14:26:53,509 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:53,509 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-01-23 14:26:53,509 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-23 14:26:53,509 INFO L82 PathProgramCache]: Analyzing trace with hash -1636836312, now seen corresponding path program 1 times [2018-01-23 14:26:53,509 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:53,510 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:53,510 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,510 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:53,511 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-23 14:26:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-23 14:26:53,538 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-23 14:26:53,543 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 14:26:53,546 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 12 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-01-23 14:26:53,547 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-01-23 14:26:53,547 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 12 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-01-23 14:26:53,547 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-01-23 14:26:53,550 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:53,550 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:53,550 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:53,550 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:53,550 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:53,550 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:53,551 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:53,551 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == list_delErr0EnsuresViolation======== [2018-01-23 14:26:53,551 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:53,552 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:53,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-01-23 14:26:53,553 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:53,553 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:26:53,553 INFO L371 AbstractCegarLoop]: === Iteration 1 === [list_delErr0EnsuresViolation]=== [2018-01-23 14:26:53,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1099159158, now seen corresponding path program 1 times [2018-01-23 14:26:53,553 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:53,553 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:53,554 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,554 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:53,554 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:53,563 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:53,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:26:53,641 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:53,641 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:26:53,641 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:53,641 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:53,641 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,642 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:53,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:53,667 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:53,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:53,668 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2018-01-23 14:26:53,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:53,668 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:53,668 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:53,669 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:53,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:53,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:53,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:53,670 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2018-01-23 14:26:53,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:53,670 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:53,670 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:53,670 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:53,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:53,671 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:53,672 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:53,672 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:53,672 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:53,672 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:53,672 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:53,672 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:53,672 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == list_moveErr0EnsuresViolation======== [2018-01-23 14:26:53,672 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:53,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-01-23 14:26:53,676 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:53,676 INFO L322 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:26:53,676 INFO L371 AbstractCegarLoop]: === Iteration 1 === [list_moveErr0EnsuresViolation]=== [2018-01-23 14:26:53,676 INFO L82 PathProgramCache]: Analyzing trace with hash -2026433964, now seen corresponding path program 1 times [2018-01-23 14:26:53,676 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:53,676 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:53,677 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,677 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:53,677 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:53,687 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:53,753 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-01-23 14:26:53,753 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:53,753 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:26:53,754 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:53,754 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:53,754 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,754 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:53,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:53,794 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:53,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:53,794 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2018-01-23 14:26:53,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:53,794 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:53,794 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:53,795 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:53,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:53,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:53,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:53,796 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2018-01-23 14:26:53,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:53,796 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:53,796 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:53,796 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:53,796 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:53,797 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:53,797 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:53,797 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:53,797 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:53,797 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:53,797 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:53,797 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:53,797 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == list_addErr0EnsuresViolation======== [2018-01-23 14:26:53,797 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:53,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-01-23 14:26:53,799 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:53,799 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:26:53,799 INFO L371 AbstractCegarLoop]: === Iteration 1 === [list_addErr0EnsuresViolation]=== [2018-01-23 14:26:53,800 INFO L82 PathProgramCache]: Analyzing trace with hash -2047724681, now seen corresponding path program 1 times [2018-01-23 14:26:53,800 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:53,800 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:53,800 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,800 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:53,801 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:53,807 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:53,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:26:53,889 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:53,890 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:26:53,890 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:53,890 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:53,890 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,890 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:53,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:53,920 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:53,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:53,921 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2018-01-23 14:26:53,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:53,922 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:53,922 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:53,922 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:53,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:53,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:53,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:53,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:53,923 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2018-01-23 14:26:53,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:53,923 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:53,924 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:53,924 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:53,924 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:53,925 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:53,925 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:53,926 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:53,926 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:53,926 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:53,926 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:53,926 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:53,926 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-23 14:26:53,926 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:53,928 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:53,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-01-23 14:26:53,929 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:53,929 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:26:53,929 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-23 14:26:53,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1612173024, now seen corresponding path program 1 times [2018-01-23 14:26:53,929 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:53,929 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:53,930 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,930 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:53,930 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:53,938 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:54,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:26:54,033 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:54,033 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:26:54,033 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:54,034 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:54,034 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:54,034 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:54,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:54,056 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:54,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:54,058 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2018-01-23 14:26:54,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:54,058 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:54,058 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:54,059 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:54,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:54,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:54,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:54,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:54,059 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2018-01-23 14:26:54,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:54,060 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:54,060 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:54,060 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:54,060 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:54,061 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:54,061 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:54,061 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:54,062 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:54,062 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:54,062 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:54,062 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:54,062 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == gl_insertErr0EnsuresViolation======== [2018-01-23 14:26:54,062 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:54,063 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:54,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-01-23 14:26:54,064 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:54,064 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:26:54,064 INFO L371 AbstractCegarLoop]: === Iteration 1 === [gl_insertErr0EnsuresViolation]=== [2018-01-23 14:26:54,065 INFO L82 PathProgramCache]: Analyzing trace with hash -768391087, now seen corresponding path program 1 times [2018-01-23 14:26:54,065 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:54,065 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:54,065 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:54,066 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:54,066 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:54,073 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:26:54,116 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:54,116 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:26:54,116 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:54,116 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:54,117 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:54,117 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:54,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:54,148 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:54,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:54,150 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-01-23 14:26:54,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:54,150 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:54,150 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:54,151 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:54,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:54,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:54,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:54,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:54,152 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2018-01-23 14:26:54,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:54,152 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:54,152 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:54,152 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:54,152 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:54,153 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:26:54,154 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:26:54,154 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:26:54,154 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:26:54,154 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:26:54,154 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:26:54,154 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:26:54,154 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == gl_seek_maxErr0EnsuresViolation======== [2018-01-23 14:26:54,154 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:26:54,156 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-01-23 14:26:54,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-01-23 14:26:54,157 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:26:54,157 INFO L322 BasicCegarLoop]: trace histogram [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, 1, 1, 1] [2018-01-23 14:26:54,157 INFO L371 AbstractCegarLoop]: === Iteration 1 === [gl_seek_maxErr0EnsuresViolation]=== [2018-01-23 14:26:54,157 INFO L82 PathProgramCache]: Analyzing trace with hash 865447086, now seen corresponding path program 1 times [2018-01-23 14:26:54,157 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:26:54,158 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:26:54,158 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:54,158 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:26:54,159 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:26:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:26:54,165 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:26:54,216 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-01-23 14:26:54,216 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:26:54,216 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:26:54,217 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:26:54,217 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:26:54,217 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:54,217 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 6 states. [2018-01-23 14:26:54,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:26:54,242 INFO L93 Difference]: Finished difference Result 139 states and 155 transitions. [2018-01-23 14:26:54,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:26:54,242 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2018-01-23 14:26:54,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:26:54,242 INFO L225 Difference]: With dead ends: 139 [2018-01-23 14:26:54,242 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:26:54,243 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:26:54,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:26:54,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:26:54,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:26:54,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:26:54,243 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2018-01-23 14:26:54,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:26:54,243 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:26:54,243 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:26:54,244 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:26:54,244 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:26:54,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.01 02:26:54 BoogieIcfgContainer [2018-01-23 14:26:54,245 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-23 14:26:54,246 INFO L168 Benchmark]: Toolchain (without parser) took 3562.25 ms. Allocated memory was 298.8 MB in the beginning and 507.0 MB in the end (delta: 208.1 MB). Free memory was 257.2 MB in the beginning and 421.2 MB in the end (delta: -164.0 MB). Peak memory consumption was 44.1 MB. Max. memory is 5.3 GB. [2018-01-23 14:26:54,247 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 298.8 MB. Free memory is still 263.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 14:26:54,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.05 ms. Allocated memory is still 298.8 MB. Free memory was 256.2 MB in the beginning and 244.8 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 5.3 GB. [2018-01-23 14:26:54,248 INFO L168 Benchmark]: Boogie Preprocessor took 46.77 ms. Allocated memory is still 298.8 MB. Free memory was 244.8 MB in the beginning and 241.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. [2018-01-23 14:26:54,248 INFO L168 Benchmark]: RCFGBuilder took 493.75 ms. Allocated memory is still 298.8 MB. Free memory was 241.9 MB in the beginning and 208.2 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 5.3 GB. [2018-01-23 14:26:54,249 INFO L168 Benchmark]: TraceAbstraction took 2777.27 ms. Allocated memory was 298.8 MB in the beginning and 507.0 MB in the end (delta: 208.1 MB). Free memory was 208.2 MB in the beginning and 421.2 MB in the end (delta: -213.0 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 14:26:54,250 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 298.8 MB. Free memory is still 263.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 236.05 ms. Allocated memory is still 298.8 MB. Free memory was 256.2 MB in the beginning and 244.8 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 46.77 ms. Allocated memory is still 298.8 MB. Free memory was 244.8 MB in the beginning and 241.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 493.75 ms. Allocated memory is still 298.8 MB. Free memory was 241.9 MB in the beginning and 208.2 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 2777.27 ms. Allocated memory was 298.8 MB in the beginning and 507.0 MB in the end (delta: 208.1 MB). Free memory was 208.2 MB in the beginning and 421.2 MB in the end (delta: -213.0 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 12 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 12 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 627]: 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: __list_addErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.6s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 41 PreInvPairs, 41 NumberOfFragments, 36 HoareAnnotationTreeSize, 41 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 1625 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: 684]: 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: val_from_nodeErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 41 PreInvPairs, 41 NumberOfFragments, 36 HoareAnnotationTreeSize, 41 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 3321 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 5/5 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 703]: 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: gl_sortErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 41 PreInvPairs, 41 NumberOfFragments, 36 HoareAnnotationTreeSize, 41 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 1281 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: 623]: 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: list_emptyErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 41 PreInvPairs, 41 NumberOfFragments, 36 HoareAnnotationTreeSize, 41 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 969 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: 714]: 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 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 41 PreInvPairs, 41 NumberOfFragments, 36 HoareAnnotationTreeSize, 41 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 2001 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: 636]: 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: __list_delErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 41 PreInvPairs, 41 NumberOfFragments, 36 HoareAnnotationTreeSize, 41 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 49 NumberOfCodeBlocks, 49 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 48 ConstructedInterpolants, 0 QuantifiedInterpolants, 4224 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: 669]: 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: gl_readErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 41 PreInvPairs, 41 NumberOfFragments, 36 HoareAnnotationTreeSize, 41 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 500 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: 676]: 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: gl_destroyErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 41 PreInvPairs, 41 NumberOfFragments, 36 HoareAnnotationTreeSize, 41 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 1716 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - CounterExampleResult [Line: 1]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: IVAL [\old(gl_list)=null, \old(gl_list)=null, gl_list={14:12}] [L660] FCALL struct list_head gl_list = { &(gl_list), &(gl_list) }; VAL [\old(gl_list)=null, \old(gl_list)=null, gl_list={11:0}] - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.initErr0EnsuresViolation CFG has 15 procedures, 139 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=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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: 645]: 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: list_delErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 53 ConstructedInterpolants, 0 QuantifiedInterpolants, 4929 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: 651]: 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: list_moveErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 64 ConstructedInterpolants, 0 QuantifiedInterpolants, 6656 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 5/5 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 641]: 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: list_addErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 28 ConstructedInterpolants, 0 QuantifiedInterpolants, 1904 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: 1]: 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: ULTIMATE.startErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 2201 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: 661]: 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: gl_insertErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 2100 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: 688]: 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: gl_seek_maxErr0EnsuresViolation CFG has 15 procedures, 139 locations, 15 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 18 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 2625 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 5/5 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-4-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-5-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-6-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-7-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-8-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-9-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-10-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-11-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-12-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-13-2018-01-23_14-26-54-262.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0134_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-14-2018-01-23_14-26-54-262.csv Received shutdown request...