java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Taipan+AI_EQ.epf -i ../../../trunk/examples/svcomp/memsafety/test-0235_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-20 23:26:26,585 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-20 23:26:26,587 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-20 23:26:26,602 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-20 23:26:26,602 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-20 23:26:26,603 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-20 23:26:26,604 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-20 23:26:26,606 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-20 23:26:26,608 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-20 23:26:26,609 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-20 23:26:26,610 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-20 23:26:26,610 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-20 23:26:26,611 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-20 23:26:26,612 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-20 23:26:26,613 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-20 23:26:26,616 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-20 23:26:26,618 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-20 23:26:26,620 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-20 23:26:26,622 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-20 23:26:26,623 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-20 23:26:26,625 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-20 23:26:26,631 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-20 23:26:26,632 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-20 23:26:26,632 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Taipan+AI_EQ.epf [2018-01-20 23:26:26,641 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-20 23:26:26,642 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-20 23:26:26,642 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-20 23:26:26,643 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-20 23:26:26,643 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-20 23:26:26,643 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-20 23:26:26,643 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-20 23:26:26,643 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-20 23:26:26,644 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-20 23:26:26,644 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-20 23:26:26,644 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-20 23:26:26,644 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-20 23:26:26,644 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-20 23:26:26,644 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-20 23:26:26,644 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-20 23:26:26,645 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-20 23:26:26,645 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-20 23:26:26,645 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-20 23:26:26,645 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-20 23:26:26,645 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-20 23:26:26,645 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-20 23:26:26,645 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-20 23:26:26,646 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-20 23:26:26,646 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-20 23:26:26,646 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-20 23:26:26,646 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-20 23:26:26,646 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-20 23:26:26,646 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-20 23:26:26,647 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-20 23:26:26,647 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-20 23:26:26,647 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-20 23:26:26,647 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-01-20 23:26:26,647 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-20 23:26:26,647 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-20 23:26:26,647 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-20 23:26:26,647 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-01-20 23:26:26,648 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-20 23:26:26,648 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-20 23:26:26,682 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-20 23:26:26,692 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-20 23:26:26,695 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-20 23:26:26,697 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-20 23:26:26,697 INFO L276 PluginConnector]: CDTParser initialized [2018-01-20 23:26:26,698 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0235_false-valid-deref.i [2018-01-20 23:26:26,888 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-20 23:26:26,893 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-20 23:26:26,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-20 23:26:26,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-20 23:26:26,900 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-20 23:26:26,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 11:26:26" (1/1) ... [2018-01-20 23:26:26,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25e082f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:26:26, skipping insertion in model container [2018-01-20 23:26:26,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 11:26:26" (1/1) ... [2018-01-20 23:26:26,917 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-20 23:26:26,963 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-20 23:26:27,107 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-20 23:26:27,136 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-20 23:26:27,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:26:27 WrapperNode [2018-01-20 23:26:27,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-20 23:26:27,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-20 23:26:27,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-20 23:26:27,151 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-20 23:26:27,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:26:27" (1/1) ... [2018-01-20 23:26:27,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:26:27" (1/1) ... [2018-01-20 23:26:27,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:26:27" (1/1) ... [2018-01-20 23:26:27,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:26:27" (1/1) ... [2018-01-20 23:26:27,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:26:27" (1/1) ... [2018-01-20 23:26:27,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:26:27" (1/1) ... [2018-01-20 23:26:27,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:26:27" (1/1) ... [2018-01-20 23:26:27,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-20 23:26:27,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-20 23:26:27,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-20 23:26:27,206 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-20 23:26:27,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:26:27" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-20 23:26:27,272 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-20 23:26:27,272 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-20 23:26:27,272 INFO L136 BoogieDeclarations]: Found implementation of procedure calloc_model [2018-01-20 23:26:27,272 INFO L136 BoogieDeclarations]: Found implementation of procedure zalloc_or_die [2018-01-20 23:26:27,273 INFO L136 BoogieDeclarations]: Found implementation of procedure l4_insert [2018-01-20 23:26:27,273 INFO L136 BoogieDeclarations]: Found implementation of procedure l3_insert [2018-01-20 23:26:27,273 INFO L136 BoogieDeclarations]: Found implementation of procedure l2_insert [2018-01-20 23:26:27,273 INFO L136 BoogieDeclarations]: Found implementation of procedure l1_insert [2018-01-20 23:26:27,273 INFO L136 BoogieDeclarations]: Found implementation of procedure l0_insert [2018-01-20 23:26:27,273 INFO L136 BoogieDeclarations]: Found implementation of procedure l4_destroy [2018-01-20 23:26:27,273 INFO L136 BoogieDeclarations]: Found implementation of procedure l3_destroy [2018-01-20 23:26:27,273 INFO L136 BoogieDeclarations]: Found implementation of procedure l2_destroy [2018-01-20 23:26:27,273 INFO L136 BoogieDeclarations]: Found implementation of procedure l1_destroy [2018-01-20 23:26:27,273 INFO L136 BoogieDeclarations]: Found implementation of procedure l0_destroy [2018-01-20 23:26:27,274 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-20 23:26:27,274 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-20 23:26:27,274 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-20 23:26:27,274 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-20 23:26:27,274 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-20 23:26:27,274 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-20 23:26:27,274 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-20 23:26:27,274 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-20 23:26:27,274 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-20 23:26:27,275 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-20 23:26:27,275 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-01-20 23:26:27,275 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-20 23:26:27,275 INFO L128 BoogieDeclarations]: Found specification of procedure calloc_model [2018-01-20 23:26:27,275 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-20 23:26:27,275 INFO L128 BoogieDeclarations]: Found specification of procedure zalloc_or_die [2018-01-20 23:26:27,275 INFO L128 BoogieDeclarations]: Found specification of procedure l4_insert [2018-01-20 23:26:27,275 INFO L128 BoogieDeclarations]: Found specification of procedure l3_insert [2018-01-20 23:26:27,275 INFO L128 BoogieDeclarations]: Found specification of procedure l2_insert [2018-01-20 23:26:27,275 INFO L128 BoogieDeclarations]: Found specification of procedure l1_insert [2018-01-20 23:26:27,276 INFO L128 BoogieDeclarations]: Found specification of procedure l0_insert [2018-01-20 23:26:27,276 INFO L128 BoogieDeclarations]: Found specification of procedure l4_destroy [2018-01-20 23:26:27,276 INFO L128 BoogieDeclarations]: Found specification of procedure l3_destroy [2018-01-20 23:26:27,276 INFO L128 BoogieDeclarations]: Found specification of procedure l2_destroy [2018-01-20 23:26:27,276 INFO L128 BoogieDeclarations]: Found specification of procedure l1_destroy [2018-01-20 23:26:27,276 INFO L128 BoogieDeclarations]: Found specification of procedure l0_destroy [2018-01-20 23:26:27,276 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-20 23:26:27,276 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-20 23:26:27,276 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-20 23:26:27,890 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-20 23:26:27,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 11:26:27 BoogieIcfgContainer [2018-01-20 23:26:27,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-20 23:26:27,892 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-20 23:26:27,893 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-20 23:26:27,895 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-20 23:26:27,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.01 11:26:26" (1/3) ... [2018-01-20 23:26:27,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f068fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 11:26:27, skipping insertion in model container [2018-01-20 23:26:27,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:26:27" (2/3) ... [2018-01-20 23:26:27,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f068fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 11:26:27, skipping insertion in model container [2018-01-20 23:26:27,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 11:26:27" (3/3) ... [2018-01-20 23:26:27,900 INFO L105 eAbstractionObserver]: Analyzing ICFG test-0235_false-valid-deref.i [2018-01-20 23:26:27,910 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-20 23:26:27,919 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 15 error locations. [2018-01-20 23:26:27,977 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:26:27,977 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:26:27,978 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:26:27,978 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:26:27,978 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:26:27,978 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:26:27,978 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:26:27,978 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l3_destroyErr0EnsuresViolation======== [2018-01-20 23:26:27,979 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:26:28,004 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:26:28,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-01-20 23:26:28,013 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:26:28,014 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:26:28,014 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l3_destroyErr0EnsuresViolation]=== [2018-01-20 23:26:28,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1869448641, now seen corresponding path program 1 times [2018-01-20 23:26:28,020 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:26:28,068 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:28,068 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:26:28,068 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:28,069 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:26:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:26:28,124 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:26:28,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 23:26:28,196 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:26:28,197 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-20 23:26:28,197 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:26:28,201 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-20 23:26:28,218 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-20 23:26:28,218 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:26:28,221 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-20 23:26:28,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:26:28,347 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-20 23:26:28,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-20 23:26:28,348 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 28 [2018-01-20 23:26:28,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:26:28,358 INFO L225 Difference]: With dead ends: 400 [2018-01-20 23:26:28,359 INFO L226 Difference]: Without dead ends: 183 [2018-01-20 23:26:28,364 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:26:28,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-01-20 23:26:28,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-01-20 23:26:28,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-01-20 23:26:28,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 214 transitions. [2018-01-20 23:26:28,408 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 214 transitions. Word has length 28 [2018-01-20 23:26:28,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:26:28,408 INFO L432 AbstractCegarLoop]: Abstraction has 183 states and 214 transitions. [2018-01-20 23:26:28,408 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-20 23:26:28,408 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 214 transitions. [2018-01-20 23:26:28,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-01-20 23:26:28,414 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:26:28,415 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:26:28,415 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l3_destroyErr0EnsuresViolation]=== [2018-01-20 23:26:28,415 INFO L82 PathProgramCache]: Analyzing trace with hash 291437692, now seen corresponding path program 1 times [2018-01-20 23:26:28,415 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:26:28,416 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:28,416 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:26:28,417 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:28,417 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:26:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:26:28,466 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:26:28,628 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:26:28,628 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:26:28,628 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:26:28,629 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 204 with the following transitions: [2018-01-20 23:26:28,632 INFO L201 CegarAbsIntRunner]: [0], [4], [12], [14], [15], [21], [23], [27], [34], [72], [75], [78], [84], [109], [113], [116], [117], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [281], [285], [288], [289], [320], [324], [327], [328], [357], [358], [359], [373], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [399], [401], [402], [403], [405] [2018-01-20 23:26:28,679 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-20 23:26:28,679 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-20 23:26:29,533 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-20 23:26:29,534 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-20 23:26:29,562 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-20 23:26:30,202 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-20 23:26:30,203 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-20 23:26:30,302 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-20 23:26:30,303 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:26:30,304 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 23:26:30,304 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:26:30,306 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-20 23:26:30,306 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-20 23:26:30,307 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=19, Unknown=1, NotChecked=0, Total=30 [2018-01-20 23:26:30,307 INFO L87 Difference]: Start difference. First operand 183 states and 214 transitions. Second operand 6 states. [2018-01-20 23:26:34,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:26:34,420 INFO L93 Difference]: Finished difference Result 183 states and 214 transitions. [2018-01-20 23:26:34,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-20 23:26:34,420 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 203 [2018-01-20 23:26:34,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:26:34,421 INFO L225 Difference]: With dead ends: 183 [2018-01-20 23:26:34,421 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 23:26:34,424 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 202 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=19, Unknown=1, NotChecked=0, Total=30 [2018-01-20 23:26:34,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 23:26:34,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 23:26:34,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 23:26:34,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 23:26:34,425 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 203 [2018-01-20 23:26:34,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:26:34,425 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 23:26:34,425 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-20 23:26:34,426 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 23:26:34,426 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 23:26:34,430 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 23:26:34,552 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:26:34,553 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-20 23:26:34,553 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:26:34,553 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:26:34,553 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-20 23:26:34,553 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-20 23:26:34,553 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:26:34,554 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-20 23:26:34,556 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-20 23:26:34,556 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:26:34,556 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-20 23:26:34,557 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:26:34,557 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:26:34,557 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:26:34,557 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-20 23:26:34,557 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-20 23:26:34,557 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-20 23:26:34,557 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:34,557 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-20 23:26:34,557 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-20 23:26:34,558 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:34,558 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-20 23:26:34,558 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-20 23:26:34,558 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:26:34,558 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-20 23:26:34,558 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:26:34,558 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:34,558 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-20 23:26:34,559 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-20 23:26:34,559 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 23:26:34,559 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 23:26:34,559 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 23:26:34,559 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 23:26:34,559 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:26:34,559 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:26:34,559 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:26:34,560 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-20 23:26:34,560 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:26:34,560 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-20 23:26:34,560 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-20 23:26:34,560 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:26:34,560 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-20 23:26:34,560 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-20 23:26:34,560 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-20 23:26:34,560 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:26:34,561 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:26:34,561 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:26:34,561 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-20 23:26:34,561 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:26:34,561 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-20 23:26:34,561 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-20 23:26:34,561 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-20 23:26:34,561 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-20 23:26:34,561 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:34,562 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-20 23:26:34,562 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:26:34,562 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-20 23:26:34,562 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-20 23:26:34,562 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-20 23:26:34,562 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-20 23:26:34,562 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:34,562 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:34,562 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-20 23:26:34,562 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-20 23:26:34,563 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-20 23:26:34,563 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-20 23:26:34,563 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-20 23:26:34,563 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-20 23:26:34,563 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-20 23:26:34,563 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-20 23:26:34,563 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-20 23:26:34,563 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-20 23:26:34,564 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:26:34,564 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-20 23:26:34,564 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-20 23:26:34,564 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-20 23:26:34,564 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-20 23:26:34,564 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-20 23:26:34,564 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-20 23:26:34,564 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-20 23:26:34,565 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-20 23:26:34,565 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:34,565 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:34,565 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-20 23:26:34,565 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-20 23:26:34,565 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-20 23:26:34,565 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:26:34,565 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:34,565 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-20 23:26:34,566 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-20 23:26:34,566 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-20 23:26:34,566 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-20 23:26:34,566 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:26:34,566 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-20 23:26:34,566 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:26:34,566 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-20 23:26:34,566 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-20 23:26:34,567 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-20 23:26:34,567 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-20 23:26:34,567 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-20 23:26:34,567 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-20 23:26:34,567 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-20 23:26:34,567 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-20 23:26:34,567 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:34,567 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:34,568 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:34,568 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:34,568 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-20 23:26:34,568 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-20 23:26:34,568 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-20 23:26:34,568 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:26:34,568 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-20 23:26:34,568 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-20 23:26:34,568 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-20 23:26:34,568 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-20 23:26:34,568 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-20 23:26:34,569 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:34,569 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-20 23:26:34,569 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:26:34,569 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:34,569 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:26:34,569 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:26:34,569 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:26:34,569 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:26:34,569 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:26:34,569 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-20 23:26:34,570 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-20 23:26:34,570 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:26:34,570 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:26:34,570 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:26:34,570 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-20 23:26:34,570 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-20 23:26:34,570 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-20 23:26:34,571 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-20 23:26:34,571 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-20 23:26:34,571 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:34,571 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-20 23:26:34,571 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-20 23:26:34,571 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-20 23:26:34,571 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:34,571 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:34,571 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-20 23:26:34,572 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-20 23:26:34,572 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:34,572 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:34,572 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-20 23:26:34,572 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-20 23:26:34,572 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-20 23:26:34,572 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-20 23:26:34,572 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:34,573 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-20 23:26:34,573 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-20 23:26:34,573 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-20 23:26:34,573 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-20 23:26:34,573 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-20 23:26:34,573 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-20 23:26:34,573 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:34,574 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-20 23:26:34,574 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:34,574 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-20 23:26:34,574 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-20 23:26:34,574 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:34,574 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-20 23:26:34,574 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:34,574 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-20 23:26:34,575 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:34,575 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:26:34,575 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:34,575 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-20 23:26:34,575 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:26:34,575 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-20 23:26:34,575 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:26:34,576 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-20 23:26:34,576 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:26:34,576 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:26:34,576 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-20 23:26:34,576 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:26:34,576 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-20 23:26:34,576 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-20 23:26:34,576 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-20 23:26:34,576 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-20 23:26:34,576 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:26:34,576 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:26:34,577 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:26:34,577 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-20 23:26:34,577 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:34,577 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-20 23:26:34,577 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:34,577 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:34,577 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-20 23:26:34,577 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:26:34,577 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:26:34,577 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-20 23:26:34,577 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:26:34,577 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-20 23:26:34,577 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:26:34,578 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-20 23:26:34,578 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-20 23:26:34,578 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-20 23:26:34,578 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-20 23:26:34,578 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:26:34,578 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:26:34,578 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:26:34,578 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:26:34,581 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:26:34,582 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:26:34,582 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:26:34,582 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:26:34,582 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:26:34,582 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:26:34,582 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:26:34,582 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l0_insertErr0EnsuresViolation======== [2018-01-20 23:26:34,582 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:26:34,585 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:26:34,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-01-20 23:26:34,588 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:26:34,588 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:26:34,588 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l0_insertErr0EnsuresViolation]=== [2018-01-20 23:26:34,588 INFO L82 PathProgramCache]: Analyzing trace with hash -1305660921, now seen corresponding path program 1 times [2018-01-20 23:26:34,589 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:26:34,589 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:34,589 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:26:34,590 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:34,590 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:26:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:26:34,602 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:26:34,626 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:26:34,626 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:26:34,626 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:26:34,626 INFO L189 CegarAbsIntRunner]: Skipping current iteration for AI because the path program does not contain any loops [2018-01-20 23:26:34,627 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-01-20 23:26:34,627 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:26:34,627 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-20 23:26:34,635 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:26:34,635 INFO L280 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-01-20 23:26:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:26:34,688 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-20 23:26:34,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 23:26:34,696 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-01-20 23:26:34,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 23:26:34,782 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:26:34,782 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-01-20 23:26:34,782 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:26:34,783 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-20 23:26:34,783 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-20 23:26:34,783 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:26:34,784 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-20 23:26:34,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:26:34,803 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-20 23:26:34,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-20 23:26:34,804 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 35 [2018-01-20 23:26:34,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:26:34,805 INFO L225 Difference]: With dead ends: 400 [2018-01-20 23:26:34,806 INFO L226 Difference]: Without dead ends: 93 [2018-01-20 23:26:34,808 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:26:34,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-01-20 23:26:34,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2018-01-20 23:26:34,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-01-20 23:26:34,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 103 transitions. [2018-01-20 23:26:34,818 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 103 transitions. Word has length 35 [2018-01-20 23:26:34,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:26:34,821 INFO L432 AbstractCegarLoop]: Abstraction has 93 states and 103 transitions. [2018-01-20 23:26:34,821 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-20 23:26:34,821 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions. [2018-01-20 23:26:34,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-01-20 23:26:34,824 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:26:34,824 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:26:34,824 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l0_insertErr0EnsuresViolation]=== [2018-01-20 23:26:34,824 INFO L82 PathProgramCache]: Analyzing trace with hash -471393731, now seen corresponding path program 1 times [2018-01-20 23:26:34,825 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:26:34,825 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:34,826 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:26:34,826 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:34,826 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:26:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:26:34,845 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:26:34,896 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:26:34,896 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:26:34,896 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:26:34,897 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 175 with the following transitions: [2018-01-20 23:26:34,897 INFO L201 CegarAbsIntRunner]: [72], [144], [146], [150], [153], [156], [162], [163], [164], [165], [167], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [357], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403] [2018-01-20 23:26:34,900 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-20 23:26:34,901 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-20 23:26:35,393 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-20 23:26:35,393 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-20 23:26:35,402 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-20 23:26:35,903 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-20 23:26:35,903 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-20 23:26:35,973 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-20 23:26:35,973 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:26:35,974 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 23:26:35,974 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:26:35,974 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-20 23:26:35,974 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-20 23:26:35,974 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:26:35,975 INFO L87 Difference]: Start difference. First operand 93 states and 103 transitions. Second operand 6 states. [2018-01-20 23:26:40,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:26:40,063 INFO L93 Difference]: Finished difference Result 93 states and 103 transitions. [2018-01-20 23:26:40,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-20 23:26:40,063 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 174 [2018-01-20 23:26:40,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:26:40,063 INFO L225 Difference]: With dead ends: 93 [2018-01-20 23:26:40,063 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 23:26:40,064 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 173 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:26:40,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 23:26:40,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 23:26:40,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 23:26:40,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 23:26:40,064 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 174 [2018-01-20 23:26:40,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:26:40,064 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 23:26:40,064 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-20 23:26:40,064 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 23:26:40,065 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 23:26:40,065 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 23:26:40,175 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:26:40,175 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-20 23:26:40,175 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:26:40,175 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:26:40,175 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-20 23:26:40,175 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-20 23:26:40,176 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:26:40,176 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-20 23:26:40,176 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-20 23:26:40,176 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:26:40,176 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-20 23:26:40,176 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:26:40,176 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:26:40,176 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:26:40,176 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-20 23:26:40,176 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-20 23:26:40,176 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-20 23:26:40,176 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:40,177 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-20 23:26:40,177 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-20 23:26:40,177 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:40,177 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-20 23:26:40,177 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-20 23:26:40,177 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:26:40,177 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-20 23:26:40,177 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:26:40,177 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:40,177 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-20 23:26:40,177 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-20 23:26:40,177 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 23:26:40,177 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 23:26:40,177 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 23:26:40,178 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 23:26:40,178 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:26:40,178 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:26:40,178 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:26:40,178 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-20 23:26:40,178 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:26:40,178 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-20 23:26:40,178 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-20 23:26:40,178 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:26:40,178 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-20 23:26:40,178 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-20 23:26:40,178 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-20 23:26:40,178 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:26:40,179 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:26:40,179 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:26:40,179 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-20 23:26:40,179 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:26:40,179 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-20 23:26:40,179 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-20 23:26:40,179 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-20 23:26:40,179 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-20 23:26:40,179 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:40,179 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-20 23:26:40,179 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:26:40,179 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-20 23:26:40,180 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-20 23:26:40,180 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-20 23:26:40,180 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-20 23:26:40,180 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:40,180 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:40,180 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-20 23:26:40,180 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-20 23:26:40,180 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-20 23:26:40,180 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-20 23:26:40,180 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-20 23:26:40,180 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-20 23:26:40,180 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-20 23:26:40,180 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-20 23:26:40,181 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-20 23:26:40,181 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-20 23:26:40,181 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:26:40,181 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-20 23:26:40,181 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-20 23:26:40,181 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-20 23:26:40,181 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-20 23:26:40,181 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-20 23:26:40,181 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-20 23:26:40,181 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-20 23:26:40,181 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-20 23:26:40,181 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:40,181 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:40,181 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-20 23:26:40,182 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-20 23:26:40,182 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-20 23:26:40,182 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:26:40,182 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:40,182 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-20 23:26:40,182 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-20 23:26:40,182 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-20 23:26:40,182 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-20 23:26:40,182 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:26:40,182 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-20 23:26:40,182 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:26:40,182 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-20 23:26:40,183 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-20 23:26:40,183 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-20 23:26:40,183 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-20 23:26:40,183 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-20 23:26:40,183 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-20 23:26:40,183 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-20 23:26:40,183 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-20 23:26:40,183 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:40,183 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:40,183 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:40,183 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:40,183 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-20 23:26:40,183 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-20 23:26:40,183 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:26:40,184 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-20 23:26:40,185 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-20 23:26:40,185 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:26:40,185 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:26:40,185 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:26:40,185 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-20 23:26:40,185 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-20 23:26:40,185 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-20 23:26:40,185 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-20 23:26:40,185 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-20 23:26:40,185 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:40,185 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-20 23:26:40,185 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-20 23:26:40,185 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-20 23:26:40,185 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:40,185 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:40,186 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-20 23:26:40,186 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-20 23:26:40,186 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:40,186 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:40,186 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-20 23:26:40,186 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-20 23:26:40,186 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-20 23:26:40,186 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-20 23:26:40,186 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:40,186 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-20 23:26:40,186 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-20 23:26:40,186 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-20 23:26:40,186 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-20 23:26:40,186 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-20 23:26:40,186 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-20 23:26:40,187 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:40,187 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-20 23:26:40,187 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:40,187 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-20 23:26:40,187 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-20 23:26:40,187 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:40,187 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-20 23:26:40,187 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:40,187 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-20 23:26:40,187 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:40,187 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:26:40,187 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:40,187 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-20 23:26:40,187 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:26:40,188 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-20 23:26:40,188 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:26:40,188 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-20 23:26:40,188 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:26:40,188 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:26:40,188 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-20 23:26:40,188 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:26:40,188 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-20 23:26:40,188 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-20 23:26:40,188 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-20 23:26:40,188 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-20 23:26:40,188 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:26:40,188 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:26:40,188 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:26:40,188 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-20 23:26:40,188 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:40,189 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-20 23:26:40,189 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:40,189 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:40,189 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-20 23:26:40,189 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:26:40,189 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:26:40,189 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-20 23:26:40,189 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:26:40,189 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-20 23:26:40,189 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:26:40,189 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-20 23:26:40,189 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-20 23:26:40,189 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-20 23:26:40,189 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-20 23:26:40,189 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:26:40,190 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:26:40,190 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:26:40,190 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:26:40,191 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:26:40,191 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:26:40,191 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:26:40,192 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:26:40,192 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:26:40,192 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:26:40,192 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:26:40,192 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l4_destroyErr0EnsuresViolation======== [2018-01-20 23:26:40,192 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:26:40,194 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:26:40,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-01-20 23:26:40,195 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:26:40,196 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:26:40,196 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l4_destroyErr0EnsuresViolation]=== [2018-01-20 23:26:40,196 INFO L82 PathProgramCache]: Analyzing trace with hash -735927316, now seen corresponding path program 1 times [2018-01-20 23:26:40,196 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:26:40,197 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:40,197 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:26:40,197 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:40,197 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:26:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:26:40,205 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:26:40,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 23:26:40,217 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:26:40,217 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-20 23:26:40,217 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:26:40,217 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-20 23:26:40,217 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-20 23:26:40,218 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:26:40,218 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-20 23:26:40,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:26:40,235 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-20 23:26:40,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-20 23:26:40,235 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 33 [2018-01-20 23:26:40,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:26:40,237 INFO L225 Difference]: With dead ends: 400 [2018-01-20 23:26:40,237 INFO L226 Difference]: Without dead ends: 183 [2018-01-20 23:26:40,238 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:26:40,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-01-20 23:26:40,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-01-20 23:26:40,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-01-20 23:26:40,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 214 transitions. [2018-01-20 23:26:40,254 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 214 transitions. Word has length 33 [2018-01-20 23:26:40,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:26:40,255 INFO L432 AbstractCegarLoop]: Abstraction has 183 states and 214 transitions. [2018-01-20 23:26:40,255 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-20 23:26:40,255 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 214 transitions. [2018-01-20 23:26:40,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-01-20 23:26:40,259 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:26:40,259 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:26:40,259 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l4_destroyErr0EnsuresViolation]=== [2018-01-20 23:26:40,259 INFO L82 PathProgramCache]: Analyzing trace with hash -1741790547, now seen corresponding path program 1 times [2018-01-20 23:26:40,260 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:26:40,260 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:40,261 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:26:40,261 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:40,261 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:26:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:26:40,282 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:26:40,363 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:26:40,363 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:26:40,364 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:26:40,364 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 209 with the following transitions: [2018-01-20 23:26:40,364 INFO L201 CegarAbsIntRunner]: [0], [4], [7], [8], [35], [39], [47], [49], [50], [56], [58], [62], [69], [72], [75], [78], [84], [109], [113], [116], [117], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [281], [285], [288], [289], [320], [324], [327], [328], [355], [357], [358], [359], [373], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [399], [401], [402], [403], [405] [2018-01-20 23:26:40,368 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-20 23:26:40,368 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-20 23:26:40,858 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-20 23:26:40,858 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-20 23:26:40,880 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-20 23:26:41,225 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-20 23:26:41,225 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-20 23:26:41,281 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-20 23:26:41,281 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:26:41,281 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 23:26:41,281 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:26:41,282 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-20 23:26:41,282 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-20 23:26:41,282 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:26:41,282 INFO L87 Difference]: Start difference. First operand 183 states and 214 transitions. Second operand 6 states. [2018-01-20 23:26:45,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:26:45,363 INFO L93 Difference]: Finished difference Result 183 states and 214 transitions. [2018-01-20 23:26:45,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-20 23:26:45,363 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 208 [2018-01-20 23:26:45,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:26:45,363 INFO L225 Difference]: With dead ends: 183 [2018-01-20 23:26:45,363 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 23:26:45,364 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 207 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:26:45,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 23:26:45,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 23:26:45,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 23:26:45,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 23:26:45,364 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 208 [2018-01-20 23:26:45,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:26:45,365 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 23:26:45,365 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-20 23:26:45,365 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 23:26:45,365 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 23:26:45,365 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 23:26:45,485 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:26:45,485 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-20 23:26:45,485 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:26:45,485 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:26:45,485 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-20 23:26:45,485 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-20 23:26:45,485 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:26:45,485 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-20 23:26:45,485 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-20 23:26:45,485 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:26:45,485 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-20 23:26:45,485 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:26:45,486 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:26:45,486 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:26:45,486 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-20 23:26:45,486 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-20 23:26:45,486 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-20 23:26:45,486 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:45,486 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-20 23:26:45,486 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-20 23:26:45,486 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:45,486 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-20 23:26:45,486 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-20 23:26:45,486 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:26:45,486 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-20 23:26:45,486 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:26:45,486 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:45,487 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-20 23:26:45,487 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-20 23:26:45,487 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 23:26:45,487 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 23:26:45,487 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 23:26:45,487 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 23:26:45,487 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:26:45,487 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:26:45,487 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:26:45,487 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-20 23:26:45,487 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:26:45,487 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-20 23:26:45,487 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-20 23:26:45,487 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:26:45,487 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-20 23:26:45,487 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-20 23:26:45,488 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-20 23:26:45,488 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-20 23:26:45,488 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-20 23:26:45,488 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-20 23:26:45,489 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-20 23:26:45,489 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-20 23:26:45,489 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-20 23:26:45,490 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-20 23:26:45,490 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-20 23:26:45,490 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-20 23:26:45,490 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-20 23:26:45,490 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-20 23:26:45,490 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:45,490 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:45,490 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-20 23:26:45,490 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-20 23:26:45,490 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-20 23:26:45,490 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:26:45,490 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:45,490 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-20 23:26:45,490 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-20 23:26:45,490 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-20 23:26:45,490 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-20 23:26:45,491 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:26:45,491 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-20 23:26:45,491 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:26:45,491 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-20 23:26:45,491 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-20 23:26:45,491 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-20 23:26:45,491 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-20 23:26:45,491 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-20 23:26:45,491 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-20 23:26:45,491 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-20 23:26:45,491 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-20 23:26:45,491 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:45,491 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:45,492 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:45,492 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:45,492 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-20 23:26:45,492 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-20 23:26:45,492 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-20 23:26:45,492 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:26:45,492 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-20 23:26:45,492 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-20 23:26:45,492 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-20 23:26:45,492 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-20 23:26:45,492 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-20 23:26:45,492 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:45,492 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-20 23:26:45,492 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:26:45,492 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:45,492 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-20 23:26:45,493 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-20 23:26:45,493 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-20 23:26:45,494 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-20 23:26:45,494 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:45,494 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:45,494 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-20 23:26:45,494 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-20 23:26:45,494 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:45,494 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:45,494 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-20 23:26:45,494 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-20 23:26:45,494 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-20 23:26:45,494 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-20 23:26:45,494 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:45,494 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-20 23:26:45,494 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-20 23:26:45,494 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-20 23:26:45,494 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-20 23:26:45,495 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:26:45,496 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-20 23:26:45,496 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:26:45,496 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-20 23:26:45,496 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:26:45,496 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:26:45,496 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-20 23:26:45,496 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:26:45,496 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-20 23:26:45,496 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-20 23:26:45,496 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-20 23:26:45,496 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-20 23:26:45,496 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:26:45,496 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:26:45,496 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:26:45,496 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-20 23:26:45,497 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:45,497 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-20 23:26:45,497 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:45,497 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:45,497 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-20 23:26:45,497 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:26:45,497 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:26:45,497 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-20 23:26:45,497 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:26:45,497 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-20 23:26:45,497 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:26:45,497 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-20 23:26:45,497 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-20 23:26:45,497 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-20 23:26:45,497 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-20 23:26:45,497 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:26:45,498 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:26:45,498 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:26:45,498 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:26:45,499 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:26:45,499 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:26:45,499 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:26:45,499 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:26:45,499 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:26:45,499 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:26:45,499 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:26:45,499 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l2_insertErr0EnsuresViolation======== [2018-01-20 23:26:45,499 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:26:45,501 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:26:45,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-01-20 23:26:45,502 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:26:45,502 INFO L322 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:26:45,502 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l2_insertErr0EnsuresViolation]=== [2018-01-20 23:26:45,503 INFO L82 PathProgramCache]: Analyzing trace with hash -1689016147, now seen corresponding path program 1 times [2018-01-20 23:26:45,503 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:26:45,503 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:45,503 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:26:45,504 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:45,504 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:26:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:26:45,513 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:26:45,537 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:26:45,538 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:26:45,538 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:26:45,538 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 80 with the following transitions: [2018-01-20 23:26:45,538 INFO L201 CegarAbsIntRunner]: [72], [144], [146], [150], [168], [174], [175], [176], [178], [192], [194], [195], [196], [197], [199], [224], [226], [230], [248], [249], [250], [252], [253], [267], [269], [272], [274], [276], [277], [278], [279], [357], [375], [376], [377], [379], [380], [387], [388], [389], [391], [392], [397], [398], [401], [402], [403] [2018-01-20 23:26:45,540 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-20 23:26:45,540 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-20 23:26:45,773 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-20 23:26:45,773 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-20 23:26:45,783 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-20 23:26:46,120 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-20 23:26:46,121 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-20 23:26:46,173 WARN L1007 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|) |c_~#list~23.offset|)) (.cse2 (select (select |c_#memory_$Pointer$.base| |c_~#list~23.base|) |c_~#list~23.offset|)) (.cse0 (select |c_old(#valid)| |c_~#list~23.base|))) (and (not (= |c_#length| |c_old(#valid)|)) (= .cse0 .cse1) (= .cse1 .cse2) (= .cse2 |c_~#list~23.offset|) (= (select |c_#length| |c_~#list~23.base|) 4) (forall ((v_weq0_4 Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_~#list~23.base|) v_weq0_4) (select |c_#valid| v_weq0_4)) (not (= v_weq0_4 0)))) (= 1 (select |c_#valid| |c_~#list~23.base|)) (forall ((v_weq0_4 Int)) (let ((.cse9 (select |c_#memory_$Pointer$.base| |c_~#list~23.base|))) (let ((.cse4 (select .cse9 v_weq0_4))) (or (let ((.cse8 (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|))) (let ((.cse6 (select .cse9 |c_~#list~23.offset|)) (.cse7 (select |c_old(#valid)| |c_~#list~23.base|)) (.cse3 (select .cse8 v_weq0_4)) (.cse5 (select .cse8 |c_~#list~23.offset|))) (and (= .cse3 (select |c_#valid| 0)) (= .cse4 .cse5) (= .cse6 |c_~#list~23.offset|) (= .cse7 .cse4) (= v_weq0_4 .cse6) (= 0 .cse7) (= |c_~#list~23.offset| .cse3) (not (= |c_~#list~23.base| 0)) (= .cse5 v_weq0_4)))) (= (select |c_old(#valid)| v_weq0_4) .cse4) (not (= v_weq0_4 0)))))) (not (= 0 |c_~#list~23.base|)) (not (= |c_#valid| |c_#length|)) (= 0 .cse0) (forall ((v_weq0_4 Int) (v_weq1_4 Int)) (or (not (= v_weq0_4 |c_~#list~23.base|)) (= (select (select |c_#memory_$Pointer$.offset| v_weq0_4) v_weq1_4) (select (select |c_#memory_$Pointer$.base| v_weq0_4) v_weq1_4)) (not (= v_weq1_4 0)))) (forall ((v_weq0_4 Int)) (or (= (select (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|) v_weq0_4) (select |c_#valid| v_weq0_4)) (not (= v_weq0_4 0)))) (= |c_~#list~23.offset| (select |c_#valid| 0)) (forall ((v_weq0_4 Int)) (let ((.cse23 (select |c_#memory_$Pointer$.base| |c_~#list~23.base|))) (let ((.cse12 (select |c_old(#valid)| |c_~#list~23.base|)) (.cse21 (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|)) (.cse15 (select .cse23 |c_~#list~23.offset|))) (let ((.cse14 (= .cse15 |c_~#list~23.offset|)) (.cse10 (select |c_old(#valid)| v_weq0_4)) (.cse13 (select .cse21 |c_~#list~23.offset|)) (.cse11 (select |c_#valid| v_weq0_4)) (.cse16 (= 0 .cse12)) (.cse17 (select |c_#valid| 0)) (.cse18 (not (= |c_~#list~23.base| 0)))) (or (= .cse10 .cse11) (and (= .cse12 .cse13) .cse14 (= v_weq0_4 .cse15) .cse16 (= |c_~#list~23.offset| .cse17) .cse18 (= .cse13 v_weq0_4)) (let ((.cse20 (select |c_#memory_$Pointer$.offset| v_weq0_4))) (let ((.cse19 (select |c_#valid| |c_~#list~23.base|)) (.cse22 (select .cse20 |c_~#list~23.offset|))) (and (= 4 (select |c_#length| v_weq0_4)) (= .cse13 .cse15) .cse14 (= (select |c_#length| |c_~#list~23.base|) 4) (= .cse12 .cse10) (= .cse10 .cse13) (= 1 .cse19) (= .cse19 .cse11) (= v_weq0_4 |c_~#list~23.base|) (= .cse20 .cse21) .cse16 (= .cse22 .cse17) (= |c_~#list~23.offset| .cse22) .cse18 (= (select |c_#memory_$Pointer$.base| v_weq0_4) .cse23))))))))) (forall ((v_weq0_4 Int)) (or (= (select (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|) v_weq0_4) (select (select |c_#memory_$Pointer$.base| |c_~#list~23.base|) v_weq0_4)) (not (= v_weq0_4 0)))) (forall ((v_weq0_4 Int)) (let ((.cse29 (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|))) (let ((.cse24 (select .cse29 v_weq0_4))) (or (let ((.cse30 (select |c_#memory_$Pointer$.base| |c_~#list~23.base|))) (let ((.cse25 (select .cse30 v_weq0_4)) (.cse27 (select .cse30 |c_~#list~23.offset|)) (.cse28 (select |c_old(#valid)| |c_~#list~23.base|)) (.cse26 (select .cse29 |c_~#list~23.offset|))) (and (= .cse24 (select |c_#valid| 0)) (= .cse25 .cse26) (= .cse27 |c_~#list~23.offset|) (= .cse28 .cse25) (= v_weq0_4 .cse27) (= 0 .cse28) (= |c_~#list~23.offset| .cse24) (not (= |c_~#list~23.base| 0)) (= .cse26 v_weq0_4)))) (= (select |c_old(#valid)| v_weq0_4) .cse24) (not (= v_weq0_4 0)))))) (not (= |c_#valid| |c_old(#valid)|)))) is different from false [2018-01-20 23:26:46,178 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-20 23:26:46,178 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:26:46,178 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 23:26:46,178 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:26:46,178 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-20 23:26:46,179 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-20 23:26:46,179 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-01-20 23:26:46,179 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 6 states. [2018-01-20 23:26:50,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:26:50,582 INFO L93 Difference]: Finished difference Result 204 states and 246 transitions. [2018-01-20 23:26:50,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-01-20 23:26:50,583 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2018-01-20 23:26:50,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:26:50,583 INFO L225 Difference]: With dead ends: 204 [2018-01-20 23:26:50,583 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 23:26:50,583 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 79 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=21, Unknown=1, NotChecked=8, Total=42 [2018-01-20 23:26:50,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 23:26:50,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 23:26:50,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 23:26:50,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 23:26:50,584 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2018-01-20 23:26:50,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:26:50,584 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 23:26:50,584 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-20 23:26:50,584 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 23:26:50,584 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 23:26:50,584 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 23:26:50,629 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:26:50,629 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-20 23:26:50,629 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:26:50,629 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:26:50,629 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-20 23:26:50,629 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-20 23:26:50,630 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:50,630 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-20 23:26:50,631 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-20 23:26:50,631 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:26:50,631 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-20 23:26:50,631 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:26:50,631 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:50,631 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-20 23:26:50,631 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-20 23:26:50,631 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 23:26:50,631 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 23:26:50,631 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 23:26:50,631 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 23:26:50,631 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:26:50,631 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:26:50,631 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:26:50,631 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-20 23:26:50,632 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:26:50,632 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-20 23:26:50,632 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-20 23:26:50,632 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:26:50,632 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-20 23:26:50,632 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-20 23:26:50,632 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-20 23:26:50,632 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:26:50,632 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:26:50,632 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:26:50,633 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-20 23:26:50,633 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:26:50,633 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-20 23:26:50,633 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-20 23:26:50,633 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-20 23:26:50,633 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-20 23:26:50,633 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:50,633 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-20 23:26:50,633 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:26:50,633 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-20 23:26:50,633 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-20 23:26:50,633 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-20 23:26:50,633 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-20 23:26:50,633 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:50,633 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:50,633 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-20 23:26:50,634 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-20 23:26:50,634 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-20 23:26:50,634 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-20 23:26:50,634 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-20 23:26:50,635 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-20 23:26:50,635 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-20 23:26:50,635 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:50,635 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:50,635 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-20 23:26:50,635 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-20 23:26:50,635 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-20 23:26:50,635 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:26:50,635 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:50,635 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-20 23:26:50,635 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-20 23:26:50,635 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-20 23:26:50,635 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-20 23:26:50,635 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:26:50,635 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-20 23:26:50,635 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:26:50,636 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-20 23:26:50,636 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-20 23:26:50,636 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-20 23:26:50,636 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-20 23:26:50,636 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-20 23:26:50,636 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-20 23:26:50,636 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-20 23:26:50,636 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-20 23:26:50,636 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:50,636 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:50,636 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:50,636 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:50,636 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-20 23:26:50,636 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-20 23:26:50,636 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-20 23:26:50,636 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-20 23:26:50,637 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:26:50,638 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:26:50,638 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:26:50,638 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-20 23:26:50,638 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-20 23:26:50,638 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-20 23:26:50,638 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-20 23:26:50,638 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-20 23:26:50,638 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:50,638 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-20 23:26:50,638 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-20 23:26:50,638 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-20 23:26:50,638 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:50,638 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:50,638 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-20 23:26:50,639 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-20 23:26:50,639 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:50,639 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:50,639 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-20 23:26:50,639 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-20 23:26:50,639 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-20 23:26:50,639 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-20 23:26:50,639 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:50,639 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-20 23:26:50,639 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-20 23:26:50,640 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-20 23:26:50,640 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-20 23:26:50,640 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-20 23:26:50,640 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-20 23:26:50,640 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:50,640 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-20 23:26:50,640 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:50,640 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-20 23:26:50,640 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-20 23:26:50,640 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:50,641 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-20 23:26:50,641 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:50,641 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-20 23:26:50,641 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:50,641 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:26:50,641 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:50,641 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-20 23:26:50,641 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:26:50,641 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-20 23:26:50,641 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:26:50,642 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-20 23:26:50,642 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:26:50,642 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:26:50,642 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-20 23:26:50,642 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:26:50,642 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-20 23:26:50,642 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-20 23:26:50,642 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-20 23:26:50,642 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-20 23:26:50,642 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:26:50,643 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:26:50,643 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:26:50,643 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-20 23:26:50,643 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:50,643 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-20 23:26:50,643 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:50,643 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:50,643 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-20 23:26:50,643 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:26:50,643 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:26:50,644 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-20 23:26:50,644 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:26:50,644 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-20 23:26:50,644 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:26:50,644 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-20 23:26:50,644 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-20 23:26:50,644 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-20 23:26:50,644 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-20 23:26:50,644 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:26:50,644 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:26:50,645 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:26:50,645 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:26:50,646 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:26:50,646 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:26:50,646 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:26:50,646 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:26:50,646 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:26:50,646 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:26:50,647 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:26:50,647 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-20 23:26:50,647 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:26:50,649 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:26:50,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-01-20 23:26:50,651 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:26:50,651 INFO L322 BasicCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:26:50,651 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-20 23:26:50,651 INFO L82 PathProgramCache]: Analyzing trace with hash 659764794, now seen corresponding path program 1 times [2018-01-20 23:26:50,651 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:26:50,652 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:50,652 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:26:50,653 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:50,653 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:26:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:26:50,659 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:26:50,672 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-01-20 23:26:50,673 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:26:50,673 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-20 23:26:50,673 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:26:50,673 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-20 23:26:50,674 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-20 23:26:50,674 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:26:50,674 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-20 23:26:50,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:26:50,687 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-20 23:26:50,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-20 23:26:50,687 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 60 [2018-01-20 23:26:50,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:26:50,689 INFO L225 Difference]: With dead ends: 400 [2018-01-20 23:26:50,690 INFO L226 Difference]: Without dead ends: 187 [2018-01-20 23:26:50,691 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:26:50,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-01-20 23:26:50,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2018-01-20 23:26:50,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-01-20 23:26:50,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 218 transitions. [2018-01-20 23:26:50,705 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 218 transitions. Word has length 60 [2018-01-20 23:26:50,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:26:50,705 INFO L432 AbstractCegarLoop]: Abstraction has 187 states and 218 transitions. [2018-01-20 23:26:50,705 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-20 23:26:50,705 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 218 transitions. [2018-01-20 23:26:50,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-01-20 23:26:50,709 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:26:50,710 INFO L322 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:26:50,710 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr0EnsuresViolation]=== [2018-01-20 23:26:50,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1027263943, now seen corresponding path program 1 times [2018-01-20 23:26:50,710 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:26:50,711 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:50,711 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:26:50,711 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:50,711 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:26:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:26:50,728 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:26:50,806 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:26:50,807 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:26:50,807 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:26:50,807 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 272 with the following transitions: [2018-01-20 23:26:50,808 INFO L201 CegarAbsIntRunner]: [72], [75], [78], [84], [86], [87], [89], [90], [92], [93], [95], [96], [98], [99], [101], [102], [104], [105], [106], [108], [109], [113], [121], [123], [124], [130], [132], [136], [142], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [357], [358], [359], [360], [361], [362], [363], [364], [365], [366], [367], [368], [369], [370], [371], [372], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403] [2018-01-20 23:26:50,810 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-20 23:26:50,811 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-20 23:26:51,053 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-20 23:26:51,053 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-20 23:26:51,056 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-20 23:26:51,315 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-20 23:26:51,315 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-20 23:26:51,415 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-20 23:26:51,416 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:26:51,416 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 23:26:51,416 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:26:51,416 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-20 23:26:51,416 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-20 23:26:51,417 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:26:51,417 INFO L87 Difference]: Start difference. First operand 187 states and 218 transitions. Second operand 6 states. [2018-01-20 23:26:55,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:26:55,476 INFO L93 Difference]: Finished difference Result 187 states and 218 transitions. [2018-01-20 23:26:55,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-20 23:26:55,476 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 271 [2018-01-20 23:26:55,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:26:55,477 INFO L225 Difference]: With dead ends: 187 [2018-01-20 23:26:55,477 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 23:26:55,478 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 270 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:26:55,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 23:26:55,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 23:26:55,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 23:26:55,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 23:26:55,479 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 271 [2018-01-20 23:26:55,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:26:55,479 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 23:26:55,479 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-20 23:26:55,479 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 23:26:55,479 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 23:26:55,479 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 23:26:55,566 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:26:55,566 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-20 23:26:55,566 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:26:55,566 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:26:55,567 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-20 23:26:55,567 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-20 23:26:55,567 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:26:55,567 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-20 23:26:55,567 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-20 23:26:55,567 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:26:55,567 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-20 23:26:55,567 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:26:55,567 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:26:55,567 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:26:55,567 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-20 23:26:55,568 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-20 23:26:55,568 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-20 23:26:55,568 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:55,568 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-20 23:26:55,568 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-20 23:26:55,568 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:55,568 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-20 23:26:55,568 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-20 23:26:55,568 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:26:55,568 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-20 23:26:55,568 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:26:55,569 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:26:55,569 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-20 23:26:55,569 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-20 23:26:55,569 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 23:26:55,569 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 23:26:55,569 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 23:26:55,569 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 23:26:55,569 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:26:55,569 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:26:55,569 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:26:55,569 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-20 23:26:55,570 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:26:55,570 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-20 23:26:55,570 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-20 23:26:55,570 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:26:55,570 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-20 23:26:55,570 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-20 23:26:55,570 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-20 23:26:55,570 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:26:55,570 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:26:55,570 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:26:55,570 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-20 23:26:55,571 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:26:55,571 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-20 23:26:55,571 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-20 23:26:55,571 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-20 23:26:55,571 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-20 23:26:55,571 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:55,571 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-20 23:26:55,571 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:26:55,571 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-20 23:26:55,571 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-20 23:26:55,572 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-20 23:26:55,572 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-20 23:26:55,572 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:55,572 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:26:55,572 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-20 23:26:55,572 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-20 23:26:55,572 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-20 23:26:55,572 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-20 23:26:55,572 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-20 23:26:55,572 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-20 23:26:55,573 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-20 23:26:55,573 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-20 23:26:55,573 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-20 23:26:55,573 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-20 23:26:55,573 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:26:55,573 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-20 23:26:55,573 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-20 23:26:55,573 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-20 23:26:55,573 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-20 23:26:55,573 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-20 23:26:55,573 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-20 23:26:55,574 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-20 23:26:55,574 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-20 23:26:55,574 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:55,574 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:55,574 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-20 23:26:55,574 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-20 23:26:55,574 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-20 23:26:55,574 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:26:55,574 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:26:55,574 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-20 23:26:55,575 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-20 23:26:55,575 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-20 23:26:55,575 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-20 23:26:55,575 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:26:55,575 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-20 23:26:55,575 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:26:55,575 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-20 23:26:55,575 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-20 23:26:55,575 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-20 23:26:55,575 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-20 23:26:55,575 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-20 23:26:55,576 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-20 23:26:55,576 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-20 23:26:55,576 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-20 23:26:55,576 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:55,576 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:55,576 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:26:55,576 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:55,576 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-20 23:26:55,576 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-20 23:26:55,576 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-20 23:26:55,577 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:26:55,577 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-20 23:26:55,577 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-20 23:26:55,577 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-20 23:26:55,577 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-20 23:26:55,577 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-20 23:26:55,577 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:55,577 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-20 23:26:55,577 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:26:55,577 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:26:55,577 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:26:55,578 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:26:55,578 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:26:55,578 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:26:55,578 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:26:55,578 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-20 23:26:55,578 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-20 23:26:55,578 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:26:55,578 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:26:55,578 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:26:55,578 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-20 23:26:55,578 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-20 23:26:55,579 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-20 23:26:55,579 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-20 23:26:55,579 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-20 23:26:55,579 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:55,579 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-20 23:26:55,579 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-20 23:26:55,579 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-20 23:26:55,579 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:55,579 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:26:55,579 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-20 23:26:55,580 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-20 23:26:55,580 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:55,580 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:55,580 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-20 23:26:55,580 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-20 23:26:55,580 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-20 23:26:55,580 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-20 23:26:55,580 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:26:55,580 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-20 23:26:55,580 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-20 23:26:55,580 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-20 23:26:55,581 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-20 23:26:55,581 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-20 23:26:55,581 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-20 23:26:55,581 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:55,581 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-20 23:26:55,581 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:55,581 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-20 23:26:55,581 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-20 23:26:55,581 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:26:55,581 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-20 23:26:55,581 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:55,582 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-20 23:26:55,582 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:55,582 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:26:55,582 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:55,582 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-20 23:26:55,582 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:26:55,582 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-20 23:26:55,582 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:26:55,582 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-20 23:26:55,582 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:26:55,582 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:26:55,583 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-20 23:26:55,583 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:26:55,583 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-20 23:26:55,583 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-20 23:26:55,583 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-20 23:26:55,583 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-20 23:26:55,583 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:26:55,583 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:26:55,583 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:26:55,583 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-20 23:26:55,583 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:55,584 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-20 23:26:55,584 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:55,584 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:26:55,584 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-20 23:26:55,584 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:26:55,584 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:26:55,584 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-20 23:26:55,584 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:26:55,584 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-20 23:26:55,584 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:26:55,584 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-20 23:26:55,585 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-20 23:26:55,585 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-20 23:26:55,585 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-20 23:26:55,585 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:26:55,585 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:26:55,585 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:26:55,585 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:26:55,586 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:26:55,587 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:26:55,587 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:26:55,587 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:26:55,587 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:26:55,587 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:26:55,587 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:26:55,587 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l3_insertErr0EnsuresViolation======== [2018-01-20 23:26:55,587 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:26:55,589 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:26:55,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-01-20 23:26:55,591 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:26:55,591 INFO L322 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:26:55,591 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l3_insertErr0EnsuresViolation]=== [2018-01-20 23:26:55,592 INFO L82 PathProgramCache]: Analyzing trace with hash 1543903462, now seen corresponding path program 1 times [2018-01-20 23:26:55,592 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:26:55,592 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:55,593 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:26:55,593 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:26:55,593 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:26:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:26:55,603 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:26:55,629 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:26:55,629 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:26:55,629 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:26:55,629 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 102 with the following transitions: [2018-01-20 23:26:55,630 INFO L201 CegarAbsIntRunner]: [72], [144], [146], [150], [168], [174], [175], [176], [178], [182], [200], [202], [216], [218], [219], [220], [221], [223], [224], [226], [230], [248], [249], [250], [252], [253], [267], [269], [272], [274], [276], [277], [278], [279], [357], [375], [376], [377], [379], [380], [381], [383], [384], [387], [388], [389], [391], [392], [397], [398], [401], [402], [403] [2018-01-20 23:26:55,631 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-20 23:26:55,631 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-20 23:26:55,926 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-20 23:26:55,927 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-20 23:26:55,928 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-20 23:26:56,192 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-20 23:26:56,192 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-20 23:26:56,259 WARN L1007 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|) |c_~#list~23.offset|)) (.cse2 (select (select |c_#memory_$Pointer$.base| |c_~#list~23.base|) |c_~#list~23.offset|)) (.cse0 (select |c_old(#valid)| |c_~#list~23.base|))) (and (not (= |c_#length| |c_old(#valid)|)) (= .cse0 .cse1) (= .cse1 .cse2) (forall ((v_weq0_6 Int) (v_weq1_6 Int)) (or (not (= v_weq1_6 0)) (= (select (select |c_#memory_$Pointer$.offset| v_weq0_6) v_weq1_6) (select (select |c_#memory_$Pointer$.base| v_weq0_6) v_weq1_6)) (not (= v_weq0_6 |c_~#list~23.base|)))) (= .cse2 |c_~#list~23.offset|) (= (select |c_#length| |c_~#list~23.base|) 4) (= 1 (select |c_#valid| |c_~#list~23.base|)) (forall ((v_weq0_6 Int)) (let ((.cse10 (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|))) (let ((.cse8 (select .cse10 v_weq0_6))) (or (let ((.cse9 (select |c_#memory_$Pointer$.base| |c_~#list~23.base|))) (let ((.cse5 (select .cse9 |c_~#list~23.offset|)) (.cse4 (select .cse10 |c_~#list~23.offset|)) (.cse6 (select |c_old(#valid)| |c_~#list~23.base|)) (.cse3 (select .cse9 v_weq0_6)) (.cse7 (select |c_#valid| 0))) (and (= .cse3 v_weq0_6) (= .cse4 .cse5) (= .cse5 |c_~#list~23.offset|) (= v_weq0_6 .cse4) (= 0 .cse6) (= .cse6 .cse3) (= .cse7 .cse8) (= |c_~#list~23.offset| .cse7) (not (= |c_~#list~23.base| 0))))) (not (= v_weq0_6 0)) (= (select |c_old(#valid)| v_weq0_6) .cse8))))) (forall ((v_weq0_6 Int)) (or (not (= v_weq0_6 0)) (= (select (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|) v_weq0_6) (select |c_#valid| v_weq0_6)))) (forall ((v_weq0_6 Int)) (let ((.cse17 (select |c_#memory_$Pointer$.base| |c_~#list~23.base|))) (let ((.cse11 (select .cse17 v_weq0_6))) (or (let ((.cse16 (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|))) (let ((.cse13 (select .cse17 |c_~#list~23.offset|)) (.cse12 (select .cse16 |c_~#list~23.offset|)) (.cse14 (select |c_old(#valid)| |c_~#list~23.base|)) (.cse15 (select |c_#valid| 0))) (and (= .cse11 v_weq0_6) (= .cse12 .cse13) (= .cse13 |c_~#list~23.offset|) (= v_weq0_6 .cse12) (= 0 .cse14) (= .cse14 .cse11) (= .cse15 (select .cse16 v_weq0_6)) (= |c_~#list~23.offset| .cse15) (not (= |c_~#list~23.base| 0))))) (not (= v_weq0_6 0)) (= (select |c_old(#valid)| v_weq0_6) .cse11))))) (not (= 0 |c_~#list~23.base|)) (forall ((v_weq0_6 Int)) (or (not (= v_weq0_6 0)) (= (select (select |c_#memory_$Pointer$.base| |c_~#list~23.base|) v_weq0_6) (select |c_#valid| v_weq0_6)))) (not (= |c_#valid| |c_#length|)) (forall ((v_weq0_6 Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_~#list~23.base|) v_weq0_6) (select (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|) v_weq0_6)) (not (= v_weq0_6 0)))) (= 0 .cse0) (= |c_~#list~23.offset| (select |c_#valid| 0)) (not (= |c_#valid| |c_old(#valid)|)) (forall ((v_weq0_6 Int)) (let ((.cse27 (select |c_#memory_$Pointer$.base| |c_~#list~23.base|)) (.cse28 (select |c_#memory_$Pointer$.offset| |c_~#list~23.base|))) (let ((.cse21 (select |c_old(#valid)| |c_~#list~23.base|)) (.cse20 (select .cse28 |c_~#list~23.offset|)) (.cse29 (select .cse27 |c_~#list~23.offset|))) (let ((.cse18 (= .cse20 .cse29)) (.cse23 (select |c_#valid| 0)) (.cse19 (= .cse29 |c_~#list~23.offset|)) (.cse26 (select |c_#valid| v_weq0_6)) (.cse22 (= 0 .cse21)) (.cse24 (not (= |c_~#list~23.base| 0))) (.cse25 (select |c_old(#valid)| v_weq0_6))) (or (and .cse18 .cse19 (= v_weq0_6 .cse20) (= .cse21 v_weq0_6) .cse22 (= |c_~#list~23.offset| .cse23) .cse24) (= .cse25 .cse26) (and (= .cse21 .cse20) .cse18 (= .cse26 (select |c_#valid| |c_~#list~23.base|)) (= .cse25 .cse23) .cse19 (= v_weq0_6 |c_~#list~23.base|) (= (select |c_#length| |c_~#list~23.base|) 4) (= (select |c_#memory_$Pointer$.base| v_weq0_6) .cse27) (= .cse28 (select |c_#memory_$Pointer$.offset| v_weq0_6)) (= 1 .cse26) .cse22 (= 4 (select |c_#length| v_weq0_6)) .cse24 (= |c_~#list~23.offset| .cse25))))))))) is different from false [2018-01-20 23:26:56,263 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-20 23:26:56,263 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:26:56,263 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 23:26:56,263 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:26:56,264 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-20 23:26:56,264 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-20 23:26:56,264 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-01-20 23:26:56,264 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 6 states. [2018-01-20 23:27:00,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:27:00,636 INFO L93 Difference]: Finished difference Result 204 states and 246 transitions. [2018-01-20 23:27:00,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-01-20 23:27:00,636 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 101 [2018-01-20 23:27:00,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:27:00,636 INFO L225 Difference]: With dead ends: 204 [2018-01-20 23:27:00,636 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 23:27:00,637 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 101 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=21, Unknown=1, NotChecked=8, Total=42 [2018-01-20 23:27:00,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 23:27:00,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 23:27:00,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 23:27:00,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 23:27:00,637 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 101 [2018-01-20 23:27:00,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:27:00,638 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 23:27:00,638 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-20 23:27:00,638 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 23:27:00,638 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 23:27:00,638 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 23:27:00,708 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:27:00,708 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-20 23:27:00,708 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:27:00,708 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:27:00,708 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-20 23:27:00,708 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-20 23:27:00,708 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:27:00,708 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-20 23:27:00,708 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-20 23:27:00,709 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:27:00,709 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-20 23:27:00,709 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:27:00,709 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:27:00,709 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:27:00,709 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-20 23:27:00,709 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-20 23:27:00,709 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-20 23:27:00,709 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:00,709 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-20 23:27:00,710 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-20 23:27:00,710 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:00,710 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-20 23:27:00,710 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-20 23:27:00,710 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:27:00,710 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-20 23:27:00,710 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:27:00,710 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:00,710 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-20 23:27:00,710 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-20 23:27:00,710 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 23:27:00,711 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 23:27:00,711 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 23:27:00,711 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 23:27:00,711 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:27:00,711 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:27:00,711 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:27:00,711 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-20 23:27:00,711 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:27:00,711 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-20 23:27:00,711 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-20 23:27:00,712 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:27:00,712 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-20 23:27:00,712 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-20 23:27:00,712 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-20 23:27:00,712 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:27:00,712 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:27:00,712 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:27:00,712 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-20 23:27:00,712 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:27:00,712 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-20 23:27:00,712 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-20 23:27:00,713 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-20 23:27:00,713 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-20 23:27:00,713 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:00,713 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-20 23:27:00,713 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:27:00,713 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-20 23:27:00,713 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-20 23:27:00,713 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-20 23:27:00,713 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-20 23:27:00,713 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:00,713 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:00,714 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-20 23:27:00,714 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-20 23:27:00,714 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-20 23:27:00,714 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-20 23:27:00,714 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-20 23:27:00,714 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-20 23:27:00,714 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-20 23:27:00,714 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-20 23:27:00,714 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-20 23:27:00,714 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-20 23:27:00,714 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:27:00,715 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-20 23:27:00,715 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-20 23:27:00,715 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-20 23:27:00,715 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-20 23:27:00,715 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-20 23:27:00,715 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-20 23:27:00,715 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-20 23:27:00,715 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-20 23:27:00,715 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:00,715 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:00,715 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-20 23:27:00,716 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-20 23:27:00,716 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-20 23:27:00,716 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:27:00,716 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:00,716 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-20 23:27:00,716 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-20 23:27:00,716 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-20 23:27:00,716 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-20 23:27:00,716 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:27:00,716 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-20 23:27:00,717 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:27:00,717 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-20 23:27:00,717 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-20 23:27:00,717 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-20 23:27:00,717 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-20 23:27:00,717 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-20 23:27:00,717 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-20 23:27:00,717 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-20 23:27:00,717 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-20 23:27:00,717 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:00,717 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:00,718 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:00,718 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:00,718 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-20 23:27:00,718 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-20 23:27:00,718 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-20 23:27:00,718 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:27:00,718 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-20 23:27:00,718 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-20 23:27:00,718 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-20 23:27:00,718 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-20 23:27:00,718 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-20 23:27:00,718 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:00,719 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-20 23:27:00,719 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:27:00,719 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:00,719 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:27:00,719 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:27:00,719 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:27:00,719 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:27:00,719 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:27:00,719 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-20 23:27:00,719 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-20 23:27:00,719 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:27:00,720 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:27:00,720 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:27:00,720 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-20 23:27:00,720 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-20 23:27:00,720 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-20 23:27:00,720 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-20 23:27:00,720 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-20 23:27:00,720 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:00,720 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-20 23:27:00,720 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-20 23:27:00,720 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-20 23:27:00,721 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:00,721 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:00,721 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-20 23:27:00,721 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-20 23:27:00,721 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:00,721 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:00,721 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-20 23:27:00,721 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-20 23:27:00,721 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-20 23:27:00,721 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-20 23:27:00,721 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:00,722 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-20 23:27:00,722 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-20 23:27:00,722 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-20 23:27:00,722 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-20 23:27:00,722 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-20 23:27:00,722 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-20 23:27:00,722 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:00,722 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-20 23:27:00,722 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:00,722 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-20 23:27:00,722 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-20 23:27:00,723 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:00,723 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-20 23:27:00,723 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:00,723 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-20 23:27:00,723 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:00,723 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:00,723 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:00,723 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-20 23:27:00,723 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:27:00,723 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-20 23:27:00,723 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:27:00,724 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-20 23:27:00,724 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:27:00,724 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:27:00,724 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-20 23:27:00,724 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:27:00,724 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-20 23:27:00,724 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-20 23:27:00,724 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-20 23:27:00,724 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-20 23:27:00,724 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:27:00,724 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:27:00,725 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:27:00,725 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-20 23:27:00,725 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:00,725 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-20 23:27:00,725 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:00,725 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:00,725 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-20 23:27:00,725 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:27:00,725 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:27:00,725 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-20 23:27:00,725 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:27:00,725 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-20 23:27:00,726 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:27:00,726 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-20 23:27:00,726 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-20 23:27:00,726 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-20 23:27:00,726 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-20 23:27:00,726 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:27:00,726 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:27:00,726 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:27:00,726 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:27:00,727 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:27:00,728 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:27:00,728 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:27:00,728 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:27:00,728 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:27:00,728 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:27:00,728 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:27:00,728 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l1_insertErr0EnsuresViolation======== [2018-01-20 23:27:00,728 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:27:00,730 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:27:00,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-01-20 23:27:00,731 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:27:00,731 INFO L322 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:27:00,731 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l1_insertErr0EnsuresViolation]=== [2018-01-20 23:27:00,732 INFO L82 PathProgramCache]: Analyzing trace with hash 1133947228, now seen corresponding path program 1 times [2018-01-20 23:27:00,732 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:27:00,733 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:00,733 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:27:00,733 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:00,733 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:27:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:27:00,740 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:27:00,756 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:27:00,756 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:27:00,756 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:27:00,756 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 58 with the following transitions: [2018-01-20 23:27:00,756 INFO L201 CegarAbsIntRunner]: [72], [144], [146], [150], [168], [174], [175], [224], [226], [240], [242], [243], [244], [245], [247], [248], [249], [250], [252], [253], [267], [269], [272], [274], [276], [277], [278], [279], [357], [375], [376], [377], [387], [388], [391], [392], [397], [398], [401], [402], [403] [2018-01-20 23:27:00,757 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-20 23:27:00,757 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-20 23:27:01,040 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-20 23:27:01,041 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-20 23:27:01,043 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-20 23:27:01,318 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-20 23:27:01,318 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-20 23:27:01,405 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-20 23:27:01,405 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:27:01,406 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 23:27:01,406 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:27:01,406 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-20 23:27:01,406 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-20 23:27:01,406 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=19, Unknown=1, NotChecked=0, Total=30 [2018-01-20 23:27:01,406 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 6 states. [2018-01-20 23:27:05,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:27:05,623 INFO L93 Difference]: Finished difference Result 204 states and 246 transitions. [2018-01-20 23:27:05,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-20 23:27:05,623 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-01-20 23:27:05,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:27:05,623 INFO L225 Difference]: With dead ends: 204 [2018-01-20 23:27:05,624 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 23:27:05,624 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 56 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=19, Unknown=1, NotChecked=0, Total=30 [2018-01-20 23:27:05,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 23:27:05,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 23:27:05,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 23:27:05,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 23:27:05,625 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57 [2018-01-20 23:27:05,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:27:05,625 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 23:27:05,626 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-20 23:27:05,626 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 23:27:05,626 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 23:27:05,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 23:27:05,673 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:27:05,673 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-20 23:27:05,673 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:27:05,673 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:27:05,673 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-20 23:27:05,673 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-20 23:27:05,673 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:27:05,673 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-20 23:27:05,673 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-20 23:27:05,673 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:27:05,673 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-20 23:27:05,674 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:05,674 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-20 23:27:05,674 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 23:27:05,675 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:27:05,675 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-20 23:27:05,676 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:05,676 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-20 23:27:05,677 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-20 23:27:05,677 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-20 23:27:05,677 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-20 23:27:05,678 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-20 23:27:05,678 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:05,678 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:05,678 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-20 23:27:05,678 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-20 23:27:05,678 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-20 23:27:05,678 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:27:05,678 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:05,678 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-20 23:27:05,678 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-20 23:27:05,678 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-20 23:27:05,678 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-20 23:27:05,678 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:27:05,678 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-20 23:27:05,678 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:27:05,678 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-20 23:27:05,678 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-20 23:27:05,679 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-20 23:27:05,679 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:27:05,680 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-20 23:27:05,681 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-20 23:27:05,681 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-20 23:27:05,681 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-20 23:27:05,681 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-20 23:27:05,681 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:05,681 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-20 23:27:05,681 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-20 23:27:05,681 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-20 23:27:05,681 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:05,681 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:05,681 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-20 23:27:05,681 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-20 23:27:05,681 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:05,681 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:05,681 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-20 23:27:05,681 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-20 23:27:05,681 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-20 23:27:05,682 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-20 23:27:05,682 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:05,682 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-20 23:27:05,682 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-20 23:27:05,682 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-20 23:27:05,682 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-20 23:27:05,682 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-20 23:27:05,682 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-20 23:27:05,682 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:05,682 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-20 23:27:05,682 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:05,682 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-20 23:27:05,682 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-20 23:27:05,682 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:05,682 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-20 23:27:05,682 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-20 23:27:05,683 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:27:05,684 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-20 23:27:05,684 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-20 23:27:05,685 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-20 23:27:05,685 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-20 23:27:05,685 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:27:05,685 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:27:05,685 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:27:05,685 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:27:05,686 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:27:05,686 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:27:05,686 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:27:05,686 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:27:05,687 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:27:05,687 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:27:05,687 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:27:05,687 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l0_destroyErr0EnsuresViolation======== [2018-01-20 23:27:05,687 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:27:05,688 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:27:05,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-01-20 23:27:05,689 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:27:05,689 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:27:05,689 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l0_destroyErr0EnsuresViolation]=== [2018-01-20 23:27:05,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1180290210, now seen corresponding path program 1 times [2018-01-20 23:27:05,689 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:27:05,690 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:05,690 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:27:05,690 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:05,690 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:27:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:27:05,693 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:27:05,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 23:27:05,697 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:27:05,697 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-20 23:27:05,698 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:27:05,698 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-20 23:27:05,698 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-20 23:27:05,698 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:27:05,698 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-20 23:27:05,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:27:05,708 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-20 23:27:05,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-20 23:27:05,709 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2018-01-20 23:27:05,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:27:05,710 INFO L225 Difference]: With dead ends: 400 [2018-01-20 23:27:05,710 INFO L226 Difference]: Without dead ends: 183 [2018-01-20 23:27:05,711 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:27:05,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-01-20 23:27:05,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-01-20 23:27:05,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-01-20 23:27:05,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 214 transitions. [2018-01-20 23:27:05,723 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 214 transitions. Word has length 13 [2018-01-20 23:27:05,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:27:05,723 INFO L432 AbstractCegarLoop]: Abstraction has 183 states and 214 transitions. [2018-01-20 23:27:05,723 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-20 23:27:05,723 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 214 transitions. [2018-01-20 23:27:05,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-01-20 23:27:05,724 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:27:05,725 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:27:05,725 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l0_destroyErr0EnsuresViolation]=== [2018-01-20 23:27:05,725 INFO L82 PathProgramCache]: Analyzing trace with hash 870362463, now seen corresponding path program 1 times [2018-01-20 23:27:05,725 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:27:05,726 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:05,726 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:27:05,726 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:05,726 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:27:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:27:05,735 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:27:05,766 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:27:05,766 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:27:05,766 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:27:05,766 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 189 with the following transitions: [2018-01-20 23:27:05,767 INFO L201 CegarAbsIntRunner]: [72], [75], [78], [84], [109], [113], [121], [123], [124], [130], [132], [136], [143], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [357], [358], [359], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403] [2018-01-20 23:27:05,768 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-20 23:27:05,768 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-20 23:27:06,001 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-20 23:27:06,002 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-20 23:27:06,009 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-20 23:27:06,279 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-20 23:27:06,279 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-20 23:27:06,386 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-20 23:27:06,386 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:27:06,386 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 23:27:06,386 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:27:06,387 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-20 23:27:06,387 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-20 23:27:06,387 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:27:06,387 INFO L87 Difference]: Start difference. First operand 183 states and 214 transitions. Second operand 6 states. [2018-01-20 23:27:10,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:27:10,469 INFO L93 Difference]: Finished difference Result 183 states and 214 transitions. [2018-01-20 23:27:10,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-20 23:27:10,469 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 188 [2018-01-20 23:27:10,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:27:10,469 INFO L225 Difference]: With dead ends: 183 [2018-01-20 23:27:10,469 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 23:27:10,470 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 187 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:27:10,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 23:27:10,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 23:27:10,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 23:27:10,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 23:27:10,470 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 188 [2018-01-20 23:27:10,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:27:10,471 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 23:27:10,471 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-20 23:27:10,471 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 23:27:10,471 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 23:27:10,471 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 23:27:10,518 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:27:10,518 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-20 23:27:10,518 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:27:10,518 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:27:10,518 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-20 23:27:10,518 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-20 23:27:10,518 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:27:10,518 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-20 23:27:10,519 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-20 23:27:10,519 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:27:10,519 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-20 23:27:10,519 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:27:10,519 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:27:10,519 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:27:10,519 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-20 23:27:10,519 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-20 23:27:10,519 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-20 23:27:10,519 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:10,520 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-20 23:27:10,520 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-20 23:27:10,520 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:10,520 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-20 23:27:10,520 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-20 23:27:10,520 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:27:10,520 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-20 23:27:10,520 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:27:10,520 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:10,520 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-20 23:27:10,520 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-20 23:27:10,521 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 23:27:10,521 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 23:27:10,521 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 23:27:10,521 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 23:27:10,521 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:27:10,521 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:27:10,521 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:27:10,521 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-20 23:27:10,521 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:27:10,521 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-20 23:27:10,522 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-20 23:27:10,522 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:27:10,522 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-20 23:27:10,522 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-20 23:27:10,522 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-20 23:27:10,522 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:27:10,522 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:27:10,522 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:27:10,522 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-20 23:27:10,522 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:27:10,522 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-20 23:27:10,523 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-20 23:27:10,523 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-20 23:27:10,523 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-20 23:27:10,523 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:10,523 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-20 23:27:10,523 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:27:10,523 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-20 23:27:10,523 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-20 23:27:10,523 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-20 23:27:10,523 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-20 23:27:10,524 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:10,524 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:10,524 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-20 23:27:10,524 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-20 23:27:10,524 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-20 23:27:10,524 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-20 23:27:10,524 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-20 23:27:10,524 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-20 23:27:10,524 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-20 23:27:10,524 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-20 23:27:10,524 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-20 23:27:10,525 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-20 23:27:10,525 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:27:10,525 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-20 23:27:10,525 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-20 23:27:10,525 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-20 23:27:10,525 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-20 23:27:10,525 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-20 23:27:10,525 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-20 23:27:10,525 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-20 23:27:10,525 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-20 23:27:10,525 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:10,526 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:10,526 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-20 23:27:10,526 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-20 23:27:10,526 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-20 23:27:10,526 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:27:10,526 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:10,526 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-20 23:27:10,526 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-20 23:27:10,526 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-20 23:27:10,526 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-20 23:27:10,527 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:27:10,527 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-20 23:27:10,527 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:27:10,527 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-20 23:27:10,527 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-20 23:27:10,527 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-20 23:27:10,527 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-20 23:27:10,527 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-20 23:27:10,527 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-20 23:27:10,527 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-20 23:27:10,527 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-20 23:27:10,528 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:10,528 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:10,528 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:10,528 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:10,528 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-20 23:27:10,528 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-20 23:27:10,528 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-20 23:27:10,528 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:27:10,528 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-20 23:27:10,528 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-20 23:27:10,528 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-20 23:27:10,529 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-20 23:27:10,529 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-20 23:27:10,529 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:10,529 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-20 23:27:10,529 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:27:10,529 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:10,529 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:27:10,529 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:27:10,529 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:27:10,529 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:27:10,529 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:27:10,530 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-20 23:27:10,530 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-20 23:27:10,530 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:27:10,530 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:27:10,530 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:27:10,530 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-20 23:27:10,530 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-20 23:27:10,530 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-20 23:27:10,530 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-20 23:27:10,530 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-20 23:27:10,531 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:10,531 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-20 23:27:10,531 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-20 23:27:10,531 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-20 23:27:10,531 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:10,531 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:10,531 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-20 23:27:10,531 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-20 23:27:10,531 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:10,531 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:10,531 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-20 23:27:10,532 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-20 23:27:10,532 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-20 23:27:10,532 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-20 23:27:10,532 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:10,532 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-20 23:27:10,532 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-20 23:27:10,532 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-20 23:27:10,532 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-20 23:27:10,532 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-20 23:27:10,532 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-20 23:27:10,532 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:10,533 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-20 23:27:10,533 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:10,533 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-20 23:27:10,533 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-20 23:27:10,533 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:10,533 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-20 23:27:10,533 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:10,533 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-20 23:27:10,533 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:10,533 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:10,534 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:10,534 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-20 23:27:10,534 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:27:10,534 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-20 23:27:10,534 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:27:10,534 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-20 23:27:10,534 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:27:10,534 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:27:10,534 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-20 23:27:10,534 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:27:10,534 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-20 23:27:10,535 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-20 23:27:10,535 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-20 23:27:10,535 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-20 23:27:10,535 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:27:10,535 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:27:10,535 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:27:10,535 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-20 23:27:10,535 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:10,535 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-20 23:27:10,535 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:10,535 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:10,536 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-20 23:27:10,536 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:27:10,536 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:27:10,536 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-20 23:27:10,536 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:27:10,536 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-20 23:27:10,536 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:27:10,536 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-20 23:27:10,536 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-20 23:27:10,536 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-20 23:27:10,537 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-20 23:27:10,537 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:27:10,537 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:27:10,537 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:27:10,537 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:27:10,538 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:27:10,538 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:27:10,538 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:27:10,538 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:27:10,539 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:27:10,539 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:27:10,539 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:27:10,539 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == calloc_modelErr0EnsuresViolation======== [2018-01-20 23:27:10,539 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:27:10,541 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:27:10,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-01-20 23:27:10,541 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:27:10,541 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:27:10,541 INFO L371 AbstractCegarLoop]: === Iteration 1 === [calloc_modelErr0EnsuresViolation]=== [2018-01-20 23:27:10,542 INFO L82 PathProgramCache]: Analyzing trace with hash -1815610456, now seen corresponding path program 1 times [2018-01-20 23:27:10,542 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:27:10,542 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:10,543 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:27:10,543 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:10,543 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:27:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:27:10,549 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:27:10,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 23:27:10,604 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:27:10,604 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 23:27:10,604 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:27:10,604 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-20 23:27:10,605 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-20 23:27:10,605 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-01-20 23:27:10,605 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 5 states. [2018-01-20 23:27:10,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:27:10,627 INFO L93 Difference]: Finished difference Result 204 states and 246 transitions. [2018-01-20 23:27:10,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-20 23:27:10,627 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-01-20 23:27:10,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:27:10,628 INFO L225 Difference]: With dead ends: 204 [2018-01-20 23:27:10,628 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 23:27:10,628 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-01-20 23:27:10,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 23:27:10,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 23:27:10,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 23:27:10,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 23:27:10,629 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2018-01-20 23:27:10,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:27:10,629 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 23:27:10,630 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-20 23:27:10,630 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 23:27:10,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 23:27:10,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 23:27:10,661 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:27:10,661 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-20 23:27:10,661 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:27:10,661 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:27:10,661 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-20 23:27:10,661 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-20 23:27:10,661 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:27:10,661 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-20 23:27:10,661 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-20 23:27:10,661 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:27:10,662 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-20 23:27:10,662 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:27:10,662 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:27:10,662 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:27:10,662 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-20 23:27:10,662 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-20 23:27:10,662 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-20 23:27:10,662 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:10,662 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-20 23:27:10,662 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-20 23:27:10,662 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:10,663 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-20 23:27:10,663 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-20 23:27:10,663 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:27:10,663 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-20 23:27:10,663 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:27:10,663 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:10,663 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-20 23:27:10,663 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-20 23:27:10,663 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 23:27:10,663 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 23:27:10,663 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 23:27:10,663 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 23:27:10,664 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:27:10,664 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:27:10,664 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:27:10,664 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-20 23:27:10,664 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:27:10,664 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-20 23:27:10,664 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-20 23:27:10,664 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:27:10,664 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-20 23:27:10,664 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-20 23:27:10,664 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-20 23:27:10,665 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:27:10,665 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:27:10,665 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:27:10,665 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-20 23:27:10,665 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:27:10,665 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-20 23:27:10,665 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-20 23:27:10,665 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-20 23:27:10,665 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-20 23:27:10,665 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:10,665 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-20 23:27:10,665 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:27:10,666 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-20 23:27:10,666 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-20 23:27:10,666 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-20 23:27:10,666 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-20 23:27:10,666 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:10,666 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:10,666 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-20 23:27:10,666 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-20 23:27:10,666 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-20 23:27:10,666 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-20 23:27:10,667 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-20 23:27:10,667 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-20 23:27:10,667 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-20 23:27:10,667 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-20 23:27:10,667 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-20 23:27:10,667 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-20 23:27:10,667 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:27:10,667 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-20 23:27:10,667 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-20 23:27:10,667 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-20 23:27:10,667 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-20 23:27:10,667 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-20 23:27:10,668 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-20 23:27:10,668 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-20 23:27:10,668 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-20 23:27:10,668 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:10,668 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:10,668 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-20 23:27:10,668 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-20 23:27:10,668 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-20 23:27:10,668 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:27:10,668 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:10,668 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-20 23:27:10,669 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-20 23:27:10,669 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-20 23:27:10,669 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-20 23:27:10,669 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:27:10,669 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-20 23:27:10,669 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:27:10,669 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-20 23:27:10,669 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-20 23:27:10,669 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-20 23:27:10,669 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-20 23:27:10,669 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-20 23:27:10,670 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-20 23:27:10,670 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-20 23:27:10,670 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-20 23:27:10,670 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:10,670 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:10,670 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:10,670 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:10,670 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-20 23:27:10,670 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-20 23:27:10,670 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-20 23:27:10,670 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:27:10,670 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-20 23:27:10,671 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-20 23:27:10,671 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-20 23:27:10,671 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-20 23:27:10,671 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-20 23:27:10,671 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:10,671 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-20 23:27:10,671 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:27:10,671 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:10,671 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:27:10,671 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:27:10,671 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:27:10,672 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:27:10,672 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:27:10,672 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-20 23:27:10,672 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-20 23:27:10,672 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:27:10,672 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:27:10,672 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:27:10,672 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-20 23:27:10,672 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-20 23:27:10,672 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-20 23:27:10,672 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-20 23:27:10,672 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-20 23:27:10,673 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:10,673 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-20 23:27:10,673 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-20 23:27:10,673 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-20 23:27:10,673 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:10,673 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:10,673 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-20 23:27:10,673 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-20 23:27:10,673 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:10,673 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:10,673 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-20 23:27:10,674 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-20 23:27:10,674 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-20 23:27:10,674 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-20 23:27:10,674 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:10,674 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-20 23:27:10,674 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-20 23:27:10,674 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-20 23:27:10,674 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-20 23:27:10,674 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-20 23:27:10,674 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-20 23:27:10,674 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:10,675 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-20 23:27:10,675 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:10,675 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-20 23:27:10,675 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-20 23:27:10,675 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:10,675 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-20 23:27:10,675 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:10,675 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-20 23:27:10,675 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:10,675 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:10,675 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:10,676 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-20 23:27:10,676 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:27:10,676 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-20 23:27:10,676 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:27:10,676 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-20 23:27:10,676 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:27:10,676 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:27:10,676 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-20 23:27:10,676 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:27:10,676 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-20 23:27:10,676 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-20 23:27:10,676 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-20 23:27:10,677 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-20 23:27:10,677 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:27:10,677 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:27:10,677 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:27:10,677 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-20 23:27:10,677 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:10,677 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-20 23:27:10,677 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:10,677 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:10,677 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-20 23:27:10,677 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:27:10,678 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:27:10,678 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-20 23:27:10,678 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:27:10,678 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-20 23:27:10,678 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:27:10,678 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-20 23:27:10,678 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-20 23:27:10,678 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-20 23:27:10,678 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-20 23:27:10,678 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:27:10,678 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:27:10,679 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:27:10,679 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:27:10,680 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:27:10,680 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:27:10,680 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:27:10,680 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:27:10,680 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:27:10,680 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:27:10,680 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:27:10,681 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l4_insertErr0EnsuresViolation======== [2018-01-20 23:27:10,681 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:27:10,682 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:27:10,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-01-20 23:27:10,684 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:27:10,685 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:27:10,685 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l4_insertErr0EnsuresViolation]=== [2018-01-20 23:27:10,685 INFO L82 PathProgramCache]: Analyzing trace with hash -823093231, now seen corresponding path program 1 times [2018-01-20 23:27:10,685 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:27:10,686 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:10,686 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:27:10,686 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:10,686 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:27:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:27:10,701 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:27:10,734 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:27:10,735 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:27:10,735 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:27:10,735 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 143 with the following transitions: [2018-01-20 23:27:10,735 INFO L201 CegarAbsIntRunner]: [72], [144], [146], [150], [168], [174], [175], [176], [178], [182], [200], [202], [206], [224], [226], [230], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [266], [267], [269], [272], [274], [276], [277], [278], [279], [357], [375], [376], [377], [379], [380], [381], [383], [384], [385], [387], [388], [389], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403] [2018-01-20 23:27:10,736 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-20 23:27:10,736 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-20 23:27:11,087 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-20 23:27:11,087 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-20 23:27:11,089 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-20 23:27:11,417 INFO L232 lantSequenceWeakener]: Weakened 1 states. On average, predicates are now at 41.67% of their original sizes. [2018-01-20 23:27:11,418 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-20 23:27:11,660 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-20 23:27:11,660 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:27:11,661 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 23:27:11,661 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:27:11,661 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-20 23:27:11,661 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-20 23:27:11,661 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:27:11,661 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 6 states. [2018-01-20 23:27:15,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:27:15,975 INFO L93 Difference]: Finished difference Result 204 states and 246 transitions. [2018-01-20 23:27:15,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-20 23:27:15,975 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 142 [2018-01-20 23:27:15,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:27:15,975 INFO L225 Difference]: With dead ends: 204 [2018-01-20 23:27:15,975 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 23:27:15,976 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 141 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:27:15,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 23:27:15,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 23:27:15,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 23:27:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 23:27:15,977 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 142 [2018-01-20 23:27:15,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:27:15,977 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 23:27:15,977 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-20 23:27:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 23:27:15,977 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 23:27:15,978 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 23:27:16,036 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:27:16,037 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-20 23:27:16,037 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:27:16,037 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:27:16,037 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-20 23:27:16,037 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-20 23:27:16,037 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:27:16,037 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-20 23:27:16,037 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-20 23:27:16,037 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:27:16,037 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-20 23:27:16,037 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:27:16,037 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:27:16,037 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:27:16,037 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-20 23:27:16,037 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-20 23:27:16,037 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:27:16,038 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:16,038 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-20 23:27:16,038 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 23:27:16,038 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 23:27:16,038 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-20 23:27:16,039 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-20 23:27:16,040 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-20 23:27:16,040 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:16,040 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-20 23:27:16,040 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:27:16,040 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-20 23:27:16,040 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-20 23:27:16,040 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-20 23:27:16,040 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-20 23:27:16,040 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:16,040 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:16,040 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-20 23:27:16,040 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-20 23:27:16,040 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-20 23:27:16,040 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-20 23:27:16,040 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-20 23:27:16,040 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-20 23:27:16,040 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-20 23:27:16,041 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-20 23:27:16,041 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-20 23:27:16,042 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:27:16,042 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:16,042 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-20 23:27:16,042 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-20 23:27:16,042 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-20 23:27:16,042 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-20 23:27:16,042 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:27:16,042 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-20 23:27:16,042 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:27:16,042 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-20 23:27:16,042 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-20 23:27:16,042 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-20 23:27:16,042 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-20 23:27:16,042 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-20 23:27:16,042 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-20 23:27:16,042 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-20 23:27:16,042 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:27:16,043 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-20 23:27:16,044 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:16,044 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-20 23:27:16,045 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-20 23:27:16,045 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-20 23:27:16,045 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:16,045 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:16,045 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-20 23:27:16,045 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-20 23:27:16,045 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:16,045 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:16,045 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-20 23:27:16,045 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-20 23:27:16,045 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-20 23:27:16,045 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-20 23:27:16,045 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:16,045 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-20 23:27:16,045 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-20 23:27:16,045 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-20 23:27:16,045 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (and (= |old(#NULL.offset)| |#NULL.offset|) (= |#valid| |old(#valid)|) (= |old(#NULL.base)| |#NULL.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(~#list~23.base)| |~#list~23.base|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(~#list~23.offset)| |~#list~23.offset|)) [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-20 23:27:16,046 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-20 23:27:16,047 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-20 23:27:16,047 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-20 23:27:16,047 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-20 23:27:16,047 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:16,047 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-20 23:27:16,048 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-20 23:27:16,048 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:27:16,048 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:27:16,050 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:27:16,050 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:27:16,050 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:27:16,050 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:27:16,050 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:27:16,050 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:27:16,050 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:27:16,050 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == zalloc_or_dieErr0EnsuresViolation======== [2018-01-20 23:27:16,050 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:27:16,052 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:27:16,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-01-20 23:27:16,053 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:27:16,053 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] [2018-01-20 23:27:16,053 INFO L371 AbstractCegarLoop]: === Iteration 1 === [zalloc_or_dieErr0EnsuresViolation]=== [2018-01-20 23:27:16,053 INFO L82 PathProgramCache]: Analyzing trace with hash 859623337, now seen corresponding path program 1 times [2018-01-20 23:27:16,054 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:27:16,054 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:16,054 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:27:16,054 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:16,054 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:27:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:27:16,058 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:27:16,066 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:27:16,066 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:27:16,067 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:27:16,067 INFO L189 CegarAbsIntRunner]: Skipping current iteration for AI because the path program does not contain any loops [2018-01-20 23:27:16,067 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-01-20 23:27:16,067 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:27:16,067 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-20 23:27:16,076 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:27:16,076 INFO L280 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-01-20 23:27:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:27:16,103 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-20 23:27:16,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 23:27:16,111 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-01-20 23:27:16,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 23:27:16,163 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:27:16,163 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-01-20 23:27:16,163 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:27:16,164 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-20 23:27:16,164 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-20 23:27:16,164 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-20 23:27:16,164 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 3 states. [2018-01-20 23:27:16,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:27:16,318 INFO L93 Difference]: Finished difference Result 452 states and 598 transitions. [2018-01-20 23:27:16,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-20 23:27:16,318 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-01-20 23:27:16,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:27:16,318 INFO L225 Difference]: With dead ends: 452 [2018-01-20 23:27:16,318 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 23:27:16,320 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-20 23:27:16,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 23:27:16,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 23:27:16,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 23:27:16,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 23:27:16,321 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-01-20 23:27:16,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:27:16,321 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 23:27:16,321 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-20 23:27:16,321 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 23:27:16,322 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 23:27:16,322 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-20 23:27:16,393 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:27:16,393 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-20 23:27:16,393 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:27:16,393 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:27:16,394 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,394 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-20 23:27:16,394 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-20 23:27:16,394 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-20 23:27:16,394 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-20 23:27:16,394 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:27:16,394 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-20 23:27:16,394 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-20 23:27:16,394 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-20 23:27:16,394 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-20 23:27:16,394 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-20 23:27:16,395 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,395 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,395 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:16,395 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-20 23:27:16,395 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-20 23:27:16,395 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:16,395 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-20 23:27:16,395 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-20 23:27:16,395 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:27:16,395 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,396 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-20 23:27:16,396 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-20 23:27:16,396 INFO L397 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,396 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-20 23:27:16,396 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-20 23:27:16,396 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-20 23:27:16,396 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-20 23:27:16,396 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-20 23:27:16,396 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:27:16,396 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:27:16,397 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:27:16,397 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-20 23:27:16,397 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-20 23:27:16,397 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,397 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-20 23:27:16,397 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-20 23:27:16,397 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-20 23:27:16,397 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-20 23:27:16,397 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-20 23:27:16,397 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:27:16,397 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-20 23:27:16,398 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-20 23:27:16,398 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-20 23:27:16,398 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:27:16,398 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,398 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-20 23:27:16,398 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-20 23:27:16,398 INFO L397 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,398 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:16,398 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-20 23:27:16,398 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-20 23:27:16,398 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-20 23:27:16,399 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-20 23:27:16,399 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,399 INFO L397 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,399 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:16,399 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-20 23:27:16,399 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-20 23:27:16,399 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-20 23:27:16,399 INFO L397 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,399 INFO L397 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,399 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-20 23:27:16,400 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-20 23:27:16,400 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-20 23:27:16,400 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-20 23:27:16,400 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-20 23:27:16,400 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-20 23:27:16,400 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:27:16,400 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-20 23:27:16,400 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-20 23:27:16,400 INFO L397 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,400 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-20 23:27:16,400 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-20 23:27:16,401 INFO L397 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,401 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-20 23:27:16,401 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-20 23:27:16,401 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:16,401 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:16,401 INFO L397 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,401 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-20 23:27:16,401 INFO L397 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,401 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-20 23:27:16,401 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-20 23:27:16,401 INFO L397 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,402 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-20 23:27:16,402 INFO L397 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,402 INFO L397 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,402 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:27:16,402 INFO L397 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,402 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-20 23:27:16,402 INFO L397 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,402 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-20 23:27:16,402 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-20 23:27:16,402 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-20 23:27:16,402 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-20 23:27:16,403 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,403 INFO L397 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,403 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-20 23:27:16,403 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:16,403 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:16,403 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-20 23:27:16,403 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:16,403 INFO L397 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,403 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-20 23:27:16,403 INFO L397 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,404 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:27:16,404 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-20 23:27:16,404 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-20 23:27:16,404 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-20 23:27:16,404 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,404 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-20 23:27:16,404 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:16,404 INFO L397 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,404 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-20 23:27:16,404 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-20 23:27:16,404 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:27:16,405 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:27:16,405 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-20 23:27:16,405 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:27:16,405 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-20 23:27:16,405 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-20 23:27:16,405 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-20 23:27:16,405 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:27:16,405 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-20 23:27:16,405 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-20 23:27:16,405 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-20 23:27:16,405 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-20 23:27:16,406 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-20 23:27:16,406 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,406 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-20 23:27:16,406 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:16,406 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-20 23:27:16,406 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,406 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-20 23:27:16,406 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:16,406 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-20 23:27:16,406 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-20 23:27:16,406 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-20 23:27:16,407 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:16,407 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:16,407 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-20 23:27:16,407 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-20 23:27:16,407 INFO L397 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,407 INFO L397 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,407 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-20 23:27:16,407 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-20 23:27:16,407 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,407 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-20 23:27:16,407 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-20 23:27:16,408 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-20 23:27:16,408 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-20 23:27:16,408 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:16,408 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-20 23:27:16,408 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:16,408 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,408 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-20 23:27:16,408 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-20 23:27:16,408 INFO L397 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,408 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:16,408 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-20 23:27:16,409 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:16,409 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (and (= |old(#NULL.offset)| |#NULL.offset|) (= |#valid| |old(#valid)|) (= |old(#NULL.base)| |#NULL.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(~#list~23.base)| |~#list~23.base|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(~#list~23.offset)| |~#list~23.offset|)) [2018-01-20 23:27:16,409 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:16,409 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-20 23:27:16,409 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:27:16,409 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-20 23:27:16,409 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:27:16,409 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,409 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:27:16,409 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-20 23:27:16,410 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-20 23:27:16,410 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-20 23:27:16,410 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-20 23:27:16,410 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-20 23:27:16,410 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-20 23:27:16,410 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-20 23:27:16,410 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-20 23:27:16,410 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:27:16,410 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-20 23:27:16,410 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-20 23:27:16,410 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:16,411 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-20 23:27:16,411 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:16,411 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-20 23:27:16,411 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-20 23:27:16,411 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:27:16,411 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:27:16,411 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-20 23:27:16,411 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:27:16,411 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-20 23:27:16,411 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-20 23:27:16,411 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-20 23:27:16,412 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-20 23:27:16,412 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-20 23:27:16,412 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-20 23:27:16,412 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-20 23:27:16,412 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-20 23:27:16,412 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:27:16,412 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-20 23:27:16,413 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:27:16,414 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:27:16,414 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:27:16,414 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:27:16,414 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:27:16,414 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:27:16,414 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:27:16,414 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-20 23:27:16,414 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:27:16,416 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:27:16,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-01-20 23:27:16,416 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:27:16,416 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-01-20 23:27:16,416 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-20 23:27:16,416 INFO L82 PathProgramCache]: Analyzing trace with hash 407458483, now seen corresponding path program 1 times [2018-01-20 23:27:16,417 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:27:16,417 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:16,417 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:27:16,417 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:16,418 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:27:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-20 23:27:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-20 23:27:16,439 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-20 23:27:16,444 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 23:27:16,450 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:27:16,450 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:27:16,451 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:27:16,451 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:27:16,451 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:27:16,451 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:27:16,451 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:27:16,451 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l1_destroyErr0EnsuresViolation======== [2018-01-20 23:27:16,451 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:27:16,452 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:27:16,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-01-20 23:27:16,452 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:27:16,453 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:27:16,453 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l1_destroyErr0EnsuresViolation]=== [2018-01-20 23:27:16,453 INFO L82 PathProgramCache]: Analyzing trace with hash 1248637182, now seen corresponding path program 1 times [2018-01-20 23:27:16,453 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:27:16,453 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:16,453 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:27:16,454 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:16,454 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:27:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:27:16,457 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:27:16,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-20 23:27:16,461 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:27:16,461 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-20 23:27:16,461 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:27:16,461 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-20 23:27:16,461 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-20 23:27:16,461 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:27:16,461 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-20 23:27:16,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:27:16,470 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-20 23:27:16,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-20 23:27:16,471 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-01-20 23:27:16,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:27:16,472 INFO L225 Difference]: With dead ends: 400 [2018-01-20 23:27:16,472 INFO L226 Difference]: Without dead ends: 183 [2018-01-20 23:27:16,473 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:27:16,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-01-20 23:27:16,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-01-20 23:27:16,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-01-20 23:27:16,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 214 transitions. [2018-01-20 23:27:16,485 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 214 transitions. Word has length 18 [2018-01-20 23:27:16,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:27:16,485 INFO L432 AbstractCegarLoop]: Abstraction has 183 states and 214 transitions. [2018-01-20 23:27:16,485 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-20 23:27:16,485 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 214 transitions. [2018-01-20 23:27:16,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-01-20 23:27:16,486 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:27:16,487 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:27:16,487 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l1_destroyErr0EnsuresViolation]=== [2018-01-20 23:27:16,487 INFO L82 PathProgramCache]: Analyzing trace with hash 395821787, now seen corresponding path program 1 times [2018-01-20 23:27:16,487 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:27:16,488 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:16,488 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:27:16,488 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:16,488 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:27:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:27:16,501 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:27:16,545 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:27:16,545 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:27:16,545 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:27:16,545 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 194 with the following transitions: [2018-01-20 23:27:16,546 INFO L201 CegarAbsIntRunner]: [72], [75], [78], [84], [109], [113], [116], [117], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [281], [285], [293], [295], [296], [302], [304], [308], [315], [357], [358], [359], [373], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403] [2018-01-20 23:27:16,547 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-20 23:27:16,547 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-20 23:27:16,910 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-20 23:27:16,910 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-20 23:27:16,916 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-20 23:27:17,246 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-20 23:27:17,246 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-20 23:27:17,363 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-20 23:27:17,363 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:27:17,363 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 23:27:17,363 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:27:17,363 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-20 23:27:17,364 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-20 23:27:17,364 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:27:17,364 INFO L87 Difference]: Start difference. First operand 183 states and 214 transitions. Second operand 6 states. [2018-01-20 23:27:21,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:27:21,428 INFO L93 Difference]: Finished difference Result 183 states and 214 transitions. [2018-01-20 23:27:21,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-20 23:27:21,428 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 193 [2018-01-20 23:27:21,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:27:21,429 INFO L225 Difference]: With dead ends: 183 [2018-01-20 23:27:21,429 INFO L226 Difference]: Without dead ends: 0 [2018-01-20 23:27:21,429 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 192 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:27:21,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-20 23:27:21,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-20 23:27:21,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-20 23:27:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-20 23:27:21,430 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 193 [2018-01-20 23:27:21,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:27:21,430 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-20 23:27:21,430 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-20 23:27:21,430 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-20 23:27:21,430 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-20 23:27:21,431 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:27:21,431 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:27:21,431 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:27:21,431 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:27:21,431 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:27:21,431 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:27:21,432 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:27:21,432 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-20 23:27:21,432 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:27:21,433 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:27:21,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-01-20 23:27:21,434 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:27:21,435 INFO L322 BasicCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:27:21,435 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-20 23:27:21,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1621180892, now seen corresponding path program 1 times [2018-01-20 23:27:21,435 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:27:21,435 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:21,436 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:27:21,436 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:21,436 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:27:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:27:21,439 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:27:21,447 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-01-20 23:27:21,447 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:27:21,447 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-20 23:27:21,447 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:27:21,447 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-20 23:27:21,448 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-20 23:27:21,448 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:27:21,448 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-20 23:27:21,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-20 23:27:21,456 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-20 23:27:21,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-20 23:27:21,456 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 62 [2018-01-20 23:27:21,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-20 23:27:21,457 INFO L225 Difference]: With dead ends: 400 [2018-01-20 23:27:21,457 INFO L226 Difference]: Without dead ends: 189 [2018-01-20 23:27:21,458 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-20 23:27:21,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2018-01-20 23:27:21,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2018-01-20 23:27:21,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-01-20 23:27:21,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 220 transitions. [2018-01-20 23:27:21,464 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 220 transitions. Word has length 62 [2018-01-20 23:27:21,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-20 23:27:21,464 INFO L432 AbstractCegarLoop]: Abstraction has 189 states and 220 transitions. [2018-01-20 23:27:21,464 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-20 23:27:21,464 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 220 transitions. [2018-01-20 23:27:21,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-01-20 23:27:21,465 INFO L314 BasicCegarLoop]: Found error trace [2018-01-20 23:27:21,466 INFO L322 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-20 23:27:21,466 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-20 23:27:21,466 INFO L82 PathProgramCache]: Analyzing trace with hash 641840739, now seen corresponding path program 1 times [2018-01-20 23:27:21,466 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-20 23:27:21,467 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:21,467 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-20 23:27:21,467 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-20 23:27:21,467 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-20 23:27:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-20 23:27:21,478 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-20 23:27:21,516 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-20 23:27:21,517 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-20 23:27:21,517 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-20 23:27:21,517 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 274 with the following transitions: [2018-01-20 23:27:21,517 INFO L201 CegarAbsIntRunner]: [72], [75], [78], [84], [86], [87], [89], [90], [92], [93], [95], [96], [98], [99], [101], [102], [104], [105], [106], [107], [109], [113], [121], [123], [124], [130], [132], [136], [142], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [319], [357], [358], [359], [360], [361], [362], [363], [364], [365], [366], [367], [368], [369], [370], [371], [372], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403], [404] [2018-01-20 23:27:21,518 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-20 23:27:21,518 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-20 23:27:21,745 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-20 23:27:21,746 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-20 23:27:21,752 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-20 23:27:22,050 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-20 23:27:22,050 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-20 23:27:22,218 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-20 23:27:22,219 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-20 23:27:22,219 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-20 23:27:22,219 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-20 23:27:22,219 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-20 23:27:22,219 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-20 23:27:22,219 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-20 23:27:22,220 INFO L87 Difference]: Start difference. First operand 189 states and 220 transitions. Second operand 6 states. Received shutdown request... [2018-01-20 23:27:24,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-20 23:27:24,245 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-20 23:27:24,248 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-20 23:27:24,248 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-20 23:27:24,248 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-20 23:27:24,248 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-20 23:27:24,248 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-20 23:27:24,248 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-20 23:27:24,248 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-20 23:27:24,248 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l2_destroyErr0EnsuresViolation======== [2018-01-20 23:27:24,248 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-20 23:27:24,250 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-20 23:27:24,250 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-20 23:27:24,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.01 11:27:24 BoogieIcfgContainer [2018-01-20 23:27:24,251 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-20 23:27:24,252 INFO L168 Benchmark]: Toolchain (without parser) took 57362.76 ms. Allocated memory was 303.0 MB in the beginning and 1.2 GB in the end (delta: 875.0 MB). Free memory was 260.0 MB in the beginning and 954.9 MB in the end (delta: -694.9 MB). Peak memory consumption was 180.1 MB. Max. memory is 5.3 GB. [2018-01-20 23:27:24,253 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 303.0 MB. Free memory is still 266.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-20 23:27:24,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.34 ms. Allocated memory is still 303.0 MB. Free memory was 260.0 MB in the beginning and 246.9 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB. [2018-01-20 23:27:24,253 INFO L168 Benchmark]: Boogie Preprocessor took 54.60 ms. Allocated memory is still 303.0 MB. Free memory was 246.9 MB in the beginning and 244.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-20 23:27:24,253 INFO L168 Benchmark]: RCFGBuilder took 685.69 ms. Allocated memory is still 303.0 MB. Free memory was 244.9 MB in the beginning and 198.2 MB in the end (delta: 46.7 MB). Peak memory consumption was 46.7 MB. Max. memory is 5.3 GB. [2018-01-20 23:27:24,253 INFO L168 Benchmark]: TraceAbstraction took 56358.40 ms. Allocated memory was 303.0 MB in the beginning and 1.2 GB in the end (delta: 875.0 MB). Free memory was 197.2 MB in the beginning and 954.9 MB in the end (delta: -757.7 MB). Peak memory consumption was 117.3 MB. Max. memory is 5.3 GB. [2018-01-20 23:27:24,255 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 303.0 MB. Free memory is still 266.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 256.34 ms. Allocated memory is still 303.0 MB. Free memory was 260.0 MB in the beginning and 246.9 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 54.60 ms. Allocated memory is still 303.0 MB. Free memory was 246.9 MB in the beginning and 244.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 685.69 ms. Allocated memory is still 303.0 MB. Free memory was 244.9 MB in the beginning and 198.2 MB in the end (delta: 46.7 MB). Peak memory consumption was 46.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 56358.40 ms. Allocated memory was 303.0 MB in the beginning and 1.2 GB in the end (delta: 875.0 MB). Free memory was 197.2 MB in the beginning and 954.9 MB in the end (delta: -757.7 MB). Peak memory consumption was 117.3 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 5.016983 RENAME_VARIABLES(MILLISECONDS) : 50.592879 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 4.857933 PROJECTAWAY(MILLISECONDS) : 0.047038 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.125871 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 50.725425 ADD_EQUALITY(MILLISECONDS) : 0.061221 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.038641 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 3.570976 RENAME_VARIABLES(MILLISECONDS) : 38.408943 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 3.487670 PROJECTAWAY(MILLISECONDS) : 0.038533 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.107517 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 38.473895 ADD_EQUALITY(MILLISECONDS) : 0.065400 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.067274 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 3.465692 RENAME_VARIABLES(MILLISECONDS) : 35.914166 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 3.390975 PROJECTAWAY(MILLISECONDS) : 0.023067 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.054130 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 35.983311 ADD_EQUALITY(MILLISECONDS) : 0.093976 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.008577 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.963369 RENAME_VARIABLES(MILLISECONDS) : 21.030018 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.908112 PROJECTAWAY(MILLISECONDS) : 0.033266 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.026760 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 21.093640 ADD_EQUALITY(MILLISECONDS) : 0.031654 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.006070 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.807522 RENAME_VARIABLES(MILLISECONDS) : 20.581275 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.761238 PROJECTAWAY(MILLISECONDS) : 0.014635 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.040099 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 20.632576 ADD_EQUALITY(MILLISECONDS) : 0.025668 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.009488 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.767514 RENAME_VARIABLES(MILLISECONDS) : 21.470808 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.725093 PROJECTAWAY(MILLISECONDS) : 0.015855 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.041804 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 21.524757 ADD_EQUALITY(MILLISECONDS) : 0.029483 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.008078 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.789018 RENAME_VARIABLES(MILLISECONDS) : 20.298441 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.747372 PROJECTAWAY(MILLISECONDS) : 0.012958 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.044280 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 20.350840 ADD_EQUALITY(MILLISECONDS) : 0.027749 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.008524 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.764341 RENAME_VARIABLES(MILLISECONDS) : 20.042363 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.706518 PROJECTAWAY(MILLISECONDS) : 0.011476 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.038489 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 20.101725 ADD_EQUALITY(MILLISECONDS) : 0.028728 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.008507 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 4 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.955889 RENAME_VARIABLES(MILLISECONDS) : 28.076744 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.911747 PROJECTAWAY(MILLISECONDS) : 0.011092 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.058876 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 28.132243 ADD_EQUALITY(MILLISECONDS) : 0.024123 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.009451 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.779934 RENAME_VARIABLES(MILLISECONDS) : 20.978624 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.717583 PROJECTAWAY(MILLISECONDS) : 0.168305 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.051755 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 21.034792 ADD_EQUALITY(MILLISECONDS) : 0.024165 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.021168 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 11 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 4 LocStat_MAX_WEQGRAPH_SIZE : 22 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 34 LocStat_NO_SUPPORTING_DISEQUALITIES : 8 LocStat_NO_DISJUNCTIONS : -8 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 7 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 26 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 7 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.975559 RENAME_VARIABLES(MILLISECONDS) : 21.882752 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.921256 PROJECTAWAY(MILLISECONDS) : 0.017379 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.026376 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 21.934972 ADD_EQUALITY(MILLISECONDS) : 0.029318 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.007176 #CONJOIN_DISJUNCTIVE : 10 #RENAME_VARIABLES : 12 #UNFREEZE : 0 #CONJOIN : 30 #PROJECTAWAY : 12 #ADD_WEAK_EQUALITY : 7 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 12 #ADD_EQUALITY : 28 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 1 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 827]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l3_destroyErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 6.6s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 4.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 204 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.9s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9987623762376238 AbsIntWeakeningRatio, 1.3267326732673268 AbsIntAvgWeakeningVarsNumRemoved, 0.1782178217821782 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 146 PreInvPairs, 146 NumberOfFragments, 53 HoareAnnotationTreeSize, 146 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 231 NumberOfCodeBlocks, 231 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 729 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 806]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l0_insertErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 5.6s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 4.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 242 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.5s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9985549132947977 AbsIntWeakeningRatio, 1.329479768786127 AbsIntAvgWeakeningVarsNumRemoved, 0.20809248554913296 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 146 PreInvPairs, 173 NumberOfFragments, 53 HoareAnnotationTreeSize, 146 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 244 NumberOfCodeBlocks, 244 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 2312 SizeOfPredicates, 0 NumberOfNonLiveVariables, 169 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 815]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l4_destroyErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 5.3s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 4.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 209 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.5s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.998792270531401 AbsIntWeakeningRatio, 1.3333333333333333 AbsIntAvgWeakeningVarsNumRemoved, 0.17391304347826086 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 146 PreInvPairs, 146 NumberOfFragments, 53 HoareAnnotationTreeSize, 146 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 241 NumberOfCodeBlocks, 241 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 1024 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 788]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l2_insertErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 5.1s OverallTime, 1 OverallIterations, 3 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 79 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9967948717948718 AbsIntWeakeningRatio, 1.4487179487179487 AbsIntAvgWeakeningVarsNumRemoved, 0.46153846153846156 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 79 PreInvPairs, 79 NumberOfFragments, 53 HoareAnnotationTreeSize, 79 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 79 NumberOfCodeBlocks, 79 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 875]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: mainErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 4.9s OverallTime, 2 OverallIterations, 7 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 272 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9990740740740741 AbsIntWeakeningRatio, 1.2777777777777777 AbsIntAvgWeakeningVarsNumRemoved, 0.13333333333333333 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 146 PreInvPairs, 146 NumberOfFragments, 53 HoareAnnotationTreeSize, 146 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 3481 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 84/84 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 779]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l3_insertErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 5.1s OverallTime, 1 OverallIterations, 4 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 101 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9975 AbsIntWeakeningRatio, 1.48 AbsIntAvgWeakeningVarsNumRemoved, 0.36 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 79 PreInvPairs, 79 NumberOfFragments, 53 HoareAnnotationTreeSize, 79 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 797]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l1_insertErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 4.9s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 4.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 56 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9955357142857143 AbsIntWeakeningRatio, 1.3928571428571428 AbsIntAvgWeakeningVarsNumRemoved, 0.6428571428571429 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 79 PreInvPairs, 79 NumberOfFragments, 53 HoareAnnotationTreeSize, 79 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 863]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l0_destroyErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 4.8s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 189 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9986631016042781 AbsIntWeakeningRatio, 1.304812834224599 AbsIntAvgWeakeningVarsNumRemoved, 0.1925133689839572 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 146 PreInvPairs, 146 NumberOfFragments, 53 HoareAnnotationTreeSize, 146 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 201 NumberOfCodeBlocks, 201 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 144 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 740]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: calloc_modelErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 13 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 79 PreInvPairs, 79 NumberOfFragments, 53 HoareAnnotationTreeSize, 79 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 1298 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 772]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l4_insertErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 5.3s OverallTime, 1 OverallIterations, 6 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 9 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 141 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.99822695035461 AbsIntWeakeningRatio, 1.5177304964539007 AbsIntAvgWeakeningVarsNumRemoved, 0.2553191489361702 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 79 PreInvPairs, 79 NumberOfFragments, 75 HoareAnnotationTreeSize, 79 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 142 NumberOfCodeBlocks, 142 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 765]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: zalloc_or_dieErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 189 SDtfs, 149 SDslu, 63 SDs, 0 SdLazy, 67 SolverSat, 69 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 157 PreInvPairs, 229 NumberOfFragments, 125 HoareAnnotationTreeSize, 157 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 4 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 1976 SizeOfPredicates, 0 NumberOfNonLiveVariables, 150 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - CounterExampleResult [Line: 1]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: IVAL [\old(list)=7, \old(list)=5, list={7:5}] [L877] FCALL static struct L0 *list; VAL [\old(list)=5, \old(list)=7, list={8:0}] - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.initErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 851]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l1_destroyErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. SAFE Result, 4.9s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 194 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9986979166666666 AbsIntWeakeningRatio, 1.3125 AbsIntAvgWeakeningVarsNumRemoved, 0.1875 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 211 NumberOfCodeBlocks, 211 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - TimeoutResultAtElement [Line: 1]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 1). Cancelled while BasicCegarLoop was constructing difference of abstraction (189states) and interpolant automaton (currently 5 states, 6 states before enhancement), while ReachableStatesComputation was computing reachable states (3 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. TIMEOUT Result, 2.8s OverallTime, 2 OverallIterations, 7 TraceHistogramMax, 2.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 274 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9990808823529411 AbsIntWeakeningRatio, 1.2720588235294117 AbsIntAvgWeakeningVarsNumRemoved, 0.1323529411764706 AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 335 NumberOfCodeBlocks, 335 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 61 ConstructedInterpolants, 0 QuantifiedInterpolants, 3721 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 84/84 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - TimeoutResultAtElement [Line: 839]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 839). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: l2_destroyErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. TIMEOUT Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, REUSE_STATISTICS: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-VPDomainBenchmark-0-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-0-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-VPDomainBenchmark-1-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-1-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-VPDomainBenchmark-2-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-2-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-VPDomainBenchmark-3-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-3-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-VPDomainBenchmark-4-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-4-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-VPDomainBenchmark-5-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-5-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-VPDomainBenchmark-6-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-6-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-VPDomainBenchmark-7-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-7-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-VPDomainBenchmark-8-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-8-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-VPDomainBenchmark-9-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-9-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-VPDomainBenchmark-10-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-10-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-4-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-5-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-6-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-7-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-8-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-9-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-10-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-11-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-12-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-13-2018-01-20_23-27-24-278.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-14-2018-01-20_23-27-24-278.csv Completed graceful shutdown