java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Taipan+AI_EQ_preciseopt.epf -i ../../../trunk/examples/svcomp/memsafety/test-0235_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 08:18:33,161 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 08:18:33,163 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 08:18:33,178 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-21 08:18:33,178 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-21 08:18:33,179 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-21 08:18:33,180 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-21 08:18:33,182 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-21 08:18:33,185 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-21 08:18:33,185 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-21 08:18:33,186 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-21 08:18:33,187 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-21 08:18:33,188 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-21 08:18:33,189 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-21 08:18:33,190 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-21 08:18:33,192 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-21 08:18:33,194 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-21 08:18:33,196 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-21 08:18:33,198 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-21 08:18:33,199 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-21 08:18:33,201 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-21 08:18:33,206 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-21 08:18:33,206 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-21 08:18:33,207 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Taipan+AI_EQ_preciseopt.epf [2018-01-21 08:18:33,215 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 08:18:33,216 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 08:18:33,216 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 08:18:33,217 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 08:18:33,217 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 08:18:33,217 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-21 08:18:33,217 INFO L133 SettingsManager]: * Flatten before fatten=true [2018-01-21 08:18:33,217 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 08:18:33,217 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 08:18:33,218 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 08:18:33,218 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 08:18:33,218 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 08:18:33,218 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 08:18:33,218 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 08:18:33,219 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 08:18:33,219 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 08:18:33,219 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 08:18:33,219 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 08:18:33,219 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 08:18:33,219 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 08:18:33,219 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 08:18:33,220 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 08:18:33,220 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 08:18:33,220 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 08:18:33,220 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 08:18:33,220 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 08:18:33,221 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 08:18:33,221 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 08:18:33,221 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 08:18:33,221 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 08:18:33,221 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 08:18:33,221 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 08:18:33,221 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 08:18:33,221 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-01-21 08:18:33,222 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 08:18:33,222 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 08:18:33,222 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 08:18:33,222 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-01-21 08:18:33,223 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 08:18:33,223 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 08:18:33,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 08:18:33,265 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 08:18:33,268 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 08:18:33,269 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 08:18:33,270 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 08:18:33,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0235_false-valid-deref.i [2018-01-21 08:18:33,444 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 08:18:33,449 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 08:18:33,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 08:18:33,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 08:18:33,455 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 08:18:33,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 08:18:33" (1/1) ... [2018-01-21 08:18:33,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8319445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:18:33, skipping insertion in model container [2018-01-21 08:18:33,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 08:18:33" (1/1) ... [2018-01-21 08:18:33,473 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 08:18:33,516 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 08:18:33,638 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 08:18:33,663 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 08:18:33,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:18:33 WrapperNode [2018-01-21 08:18:33,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 08:18:33,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 08:18:33,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 08:18:33,678 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 08:18:33,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:18:33" (1/1) ... [2018-01-21 08:18:33,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:18:33" (1/1) ... [2018-01-21 08:18:33,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:18:33" (1/1) ... [2018-01-21 08:18:33,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:18:33" (1/1) ... [2018-01-21 08:18:33,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:18:33" (1/1) ... [2018-01-21 08:18:33,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:18:33" (1/1) ... [2018-01-21 08:18:33,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:18:33" (1/1) ... [2018-01-21 08:18:33,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 08:18:33,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 08:18:33,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 08:18:33,725 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 08:18:33,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:18:33" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 08:18:33,778 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 08:18:33,778 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 08:18:33,778 INFO L136 BoogieDeclarations]: Found implementation of procedure calloc_model [2018-01-21 08:18:33,779 INFO L136 BoogieDeclarations]: Found implementation of procedure zalloc_or_die [2018-01-21 08:18:33,779 INFO L136 BoogieDeclarations]: Found implementation of procedure l4_insert [2018-01-21 08:18:33,779 INFO L136 BoogieDeclarations]: Found implementation of procedure l3_insert [2018-01-21 08:18:33,779 INFO L136 BoogieDeclarations]: Found implementation of procedure l2_insert [2018-01-21 08:18:33,779 INFO L136 BoogieDeclarations]: Found implementation of procedure l1_insert [2018-01-21 08:18:33,779 INFO L136 BoogieDeclarations]: Found implementation of procedure l0_insert [2018-01-21 08:18:33,779 INFO L136 BoogieDeclarations]: Found implementation of procedure l4_destroy [2018-01-21 08:18:33,779 INFO L136 BoogieDeclarations]: Found implementation of procedure l3_destroy [2018-01-21 08:18:33,779 INFO L136 BoogieDeclarations]: Found implementation of procedure l2_destroy [2018-01-21 08:18:33,779 INFO L136 BoogieDeclarations]: Found implementation of procedure l1_destroy [2018-01-21 08:18:33,779 INFO L136 BoogieDeclarations]: Found implementation of procedure l0_destroy [2018-01-21 08:18:33,780 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 08:18:33,780 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-21 08:18:33,780 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-21 08:18:33,780 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 08:18:33,780 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 08:18:33,780 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 08:18:33,780 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-21 08:18:33,780 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-21 08:18:33,781 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-21 08:18:33,781 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-21 08:18:33,781 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-01-21 08:18:33,781 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-21 08:18:33,781 INFO L128 BoogieDeclarations]: Found specification of procedure calloc_model [2018-01-21 08:18:33,781 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-21 08:18:33,781 INFO L128 BoogieDeclarations]: Found specification of procedure zalloc_or_die [2018-01-21 08:18:33,781 INFO L128 BoogieDeclarations]: Found specification of procedure l4_insert [2018-01-21 08:18:33,781 INFO L128 BoogieDeclarations]: Found specification of procedure l3_insert [2018-01-21 08:18:33,781 INFO L128 BoogieDeclarations]: Found specification of procedure l2_insert [2018-01-21 08:18:33,781 INFO L128 BoogieDeclarations]: Found specification of procedure l1_insert [2018-01-21 08:18:33,782 INFO L128 BoogieDeclarations]: Found specification of procedure l0_insert [2018-01-21 08:18:33,782 INFO L128 BoogieDeclarations]: Found specification of procedure l4_destroy [2018-01-21 08:18:33,782 INFO L128 BoogieDeclarations]: Found specification of procedure l3_destroy [2018-01-21 08:18:33,782 INFO L128 BoogieDeclarations]: Found specification of procedure l2_destroy [2018-01-21 08:18:33,782 INFO L128 BoogieDeclarations]: Found specification of procedure l1_destroy [2018-01-21 08:18:33,782 INFO L128 BoogieDeclarations]: Found specification of procedure l0_destroy [2018-01-21 08:18:33,782 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 08:18:33,782 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 08:18:33,782 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 08:18:34,398 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 08:18:34,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 08:18:34 BoogieIcfgContainer [2018-01-21 08:18:34,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 08:18:34,399 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-21 08:18:34,399 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-21 08:18:34,402 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-21 08:18:34,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.01 08:18:33" (1/3) ... [2018-01-21 08:18:34,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@344a0cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 08:18:34, skipping insertion in model container [2018-01-21 08:18:34,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 08:18:33" (2/3) ... [2018-01-21 08:18:34,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@344a0cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 08:18:34, skipping insertion in model container [2018-01-21 08:18:34,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 08:18:34" (3/3) ... [2018-01-21 08:18:34,407 INFO L105 eAbstractionObserver]: Analyzing ICFG test-0235_false-valid-deref.i [2018-01-21 08:18:34,415 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-21 08:18:34,422 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 15 error locations. [2018-01-21 08:18:34,476 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:18:34,476 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:18:34,477 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:18:34,477 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:18:34,477 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:18:34,477 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:18:34,477 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:18:34,477 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l3_destroyErr0EnsuresViolation======== [2018-01-21 08:18:34,478 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:18:34,499 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:18:34,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-01-21 08:18:34,508 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:18:34,509 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 08:18:34,509 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l3_destroyErr0EnsuresViolation]=== [2018-01-21 08:18:34,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1869448641, now seen corresponding path program 1 times [2018-01-21 08:18:34,515 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:18:34,556 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:18:34,556 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:18:34,557 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:18:34,557 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:18:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:18:34,603 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:18:34,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 08:18:34,663 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:18:34,663 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 08:18:34,664 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:18:34,667 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 08:18:34,683 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 08:18:34,684 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 08:18:34,686 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-21 08:18:34,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:18:34,823 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-21 08:18:34,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 08:18:34,824 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 28 [2018-01-21 08:18:34,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:18:34,838 INFO L225 Difference]: With dead ends: 400 [2018-01-21 08:18:34,838 INFO L226 Difference]: Without dead ends: 183 [2018-01-21 08:18:34,843 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 08:18:34,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-01-21 08:18:34,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-01-21 08:18:34,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-01-21 08:18:34,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 214 transitions. [2018-01-21 08:18:34,890 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 214 transitions. Word has length 28 [2018-01-21 08:18:34,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:18:34,890 INFO L432 AbstractCegarLoop]: Abstraction has 183 states and 214 transitions. [2018-01-21 08:18:34,890 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 08:18:34,890 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 214 transitions. [2018-01-21 08:18:34,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-01-21 08:18:34,897 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:18:34,897 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 08:18:34,897 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l3_destroyErr0EnsuresViolation]=== [2018-01-21 08:18:34,897 INFO L82 PathProgramCache]: Analyzing trace with hash 291437692, now seen corresponding path program 1 times [2018-01-21 08:18:34,898 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:18:34,898 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:18:34,899 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:18:34,899 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:18:34,899 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:18:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:18:34,946 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:18:35,108 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 08:18:35,108 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 08:18:35,108 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 08:18:35,109 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 204 with the following transitions: [2018-01-21 08:18:35,112 INFO L201 CegarAbsIntRunner]: [0], [4], [12], [14], [15], [21], [23], [27], [34], [72], [75], [78], [84], [109], [113], [116], [117], [144], [146], [150], [153], [156], [162], [163], [164], [165], [166], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [281], [285], [288], [289], [320], [324], [327], [328], [357], [358], [359], [373], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [399], [401], [402], [403], [405] [2018-01-21 08:18:35,160 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 08:18:35,160 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 08:18:52,045 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-21 08:18:52,046 INFO L268 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Never found a fixpoint. Largest state had 16 variables. [2018-01-21 08:18:52,068 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-21 08:19:08,796 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 68.3% of their original sizes. [2018-01-21 08:19:08,796 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-21 08:19:08,916 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-21 08:19:08,917 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:19:08,917 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-21 08:19:08,917 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:19:08,919 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 08:19:08,919 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 08:19:08,920 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 08:19:08,920 INFO L87 Difference]: Start difference. First operand 183 states and 214 transitions. Second operand 6 states. [2018-01-21 08:19:14,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:19:14,710 INFO L93 Difference]: Finished difference Result 183 states and 214 transitions. [2018-01-21 08:19:14,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-21 08:19:14,711 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 203 [2018-01-21 08:19:14,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:19:14,711 INFO L225 Difference]: With dead ends: 183 [2018-01-21 08:19:14,712 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 08:19:14,713 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 202 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-21 08:19:14,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 08:19:14,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 08:19:14,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 08:19:14,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 08:19:14,714 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 203 [2018-01-21 08:19:14,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:19:14,715 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 08:19:14,715 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 08:19:14,715 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 08:19:14,715 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 08:19:14,718 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-21 08:19:14,840 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 827 838) no Hoare annotation was computed. [2018-01-21 08:19:14,840 INFO L404 ceAbstractionStarter]: At program point L829''(lines 829 837) the Hoare annotation is: true [2018-01-21 08:19:14,840 INFO L401 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2018-01-21 08:19:14,840 INFO L401 ceAbstractionStarter]: For program point L833'(lines 833 834) no Hoare annotation was computed. [2018-01-21 08:19:14,840 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 827 838) the Hoare annotation is: true [2018-01-21 08:19:14,841 INFO L404 ceAbstractionStarter]: At program point L831'(line 831) the Hoare annotation is: true [2018-01-21 08:19:14,841 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 827 838) no Hoare annotation was computed. [2018-01-21 08:19:14,841 INFO L401 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-01-21 08:19:14,841 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-21 08:19:14,841 INFO L401 ceAbstractionStarter]: For program point L830(lines 830 831) no Hoare annotation was computed. [2018-01-21 08:19:14,841 INFO L401 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-01-21 08:19:14,842 INFO L401 ceAbstractionStarter]: For program point L833(lines 833 834) no Hoare annotation was computed. [2018-01-21 08:19:14,842 INFO L401 ceAbstractionStarter]: For program point L829'''(lines 829 837) no Hoare annotation was computed. [2018-01-21 08:19:14,842 INFO L401 ceAbstractionStarter]: For program point L830''(lines 830 831) no Hoare annotation was computed. [2018-01-21 08:19:14,842 INFO L401 ceAbstractionStarter]: For program point L831''(line 831) no Hoare annotation was computed. [2018-01-21 08:19:14,842 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-21 08:19:14,842 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-21 08:19:14,842 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-21 08:19:14,842 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-21 08:19:14,843 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-21 08:19:14,843 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-21 08:19:14,843 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-21 08:19:14,843 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-21 08:19:14,843 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-21 08:19:14,843 INFO L404 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) the Hoare annotation is: true [2018-01-21 08:19:14,843 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-21 08:19:14,843 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-21 08:19:14,843 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-21 08:19:14,844 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-21 08:19:14,844 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-21 08:19:14,844 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-21 08:19:14,844 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-21 08:19:14,844 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-21 08:19:14,844 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 825) no Hoare annotation was computed. [2018-01-21 08:19:14,844 INFO L401 ceAbstractionStarter]: For program point L821(lines 821 822) no Hoare annotation was computed. [2018-01-21 08:19:14,844 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 826) no Hoare annotation was computed. [2018-01-21 08:19:14,844 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-21 08:19:14,845 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 826) no Hoare annotation was computed. [2018-01-21 08:19:14,845 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 826) the Hoare annotation is: true [2018-01-21 08:19:14,845 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-21 08:19:14,845 INFO L401 ceAbstractionStarter]: For program point L821'(lines 821 822) no Hoare annotation was computed. [2018-01-21 08:19:14,845 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-21 08:19:14,845 INFO L401 ceAbstractionStarter]: For program point L819''(line 819) no Hoare annotation was computed. [2018-01-21 08:19:14,845 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 825) the Hoare annotation is: true [2018-01-21 08:19:14,845 INFO L401 ceAbstractionStarter]: For program point L818''(lines 818 819) no Hoare annotation was computed. [2018-01-21 08:19:14,845 INFO L401 ceAbstractionStarter]: For program point L818(lines 818 819) no Hoare annotation was computed. [2018-01-21 08:19:14,846 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-01-21 08:19:14,846 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-21 08:19:14,846 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-21 08:19:14,846 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-21 08:19:14,846 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-21 08:19:14,846 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-21 08:19:14,846 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-21 08:19:14,846 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-21 08:19:14,847 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-21 08:19:14,847 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-21 08:19:14,847 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-21 08:19:14,847 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-21 08:19:14,847 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-21 08:19:14,847 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-21 08:19:14,847 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-21 08:19:14,847 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-21 08:19:14,848 INFO L401 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2018-01-21 08:19:14,848 INFO L401 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-01-21 08:19:14,848 INFO L404 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-01-21 08:19:14,848 INFO L404 ceAbstractionStarter]: At program point L882'(line 882) the Hoare annotation is: true [2018-01-21 08:19:14,848 INFO L401 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-01-21 08:19:14,848 INFO L401 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-01-21 08:19:14,848 INFO L401 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-01-21 08:19:14,848 INFO L401 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-01-21 08:19:14,849 INFO L401 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-01-21 08:19:14,849 INFO L401 ceAbstractionStarter]: For program point L879'(line 879) no Hoare annotation was computed. [2018-01-21 08:19:14,849 INFO L401 ceAbstractionStarter]: For program point L878'''(lines 878 880) no Hoare annotation was computed. [2018-01-21 08:19:14,849 INFO L401 ceAbstractionStarter]: For program point L887''(line 887) no Hoare annotation was computed. [2018-01-21 08:19:14,849 INFO L401 ceAbstractionStarter]: For program point L886''(line 886) no Hoare annotation was computed. [2018-01-21 08:19:14,849 INFO L404 ceAbstractionStarter]: At program point L887'(line 887) the Hoare annotation is: true [2018-01-21 08:19:14,849 INFO L401 ceAbstractionStarter]: For program point L885''(line 885) no Hoare annotation was computed. [2018-01-21 08:19:14,849 INFO L401 ceAbstractionStarter]: For program point L884''(line 884) no Hoare annotation was computed. [2018-01-21 08:19:14,850 INFO L404 ceAbstractionStarter]: At program point L885'(line 885) the Hoare annotation is: true [2018-01-21 08:19:14,850 INFO L401 ceAbstractionStarter]: For program point L883''(line 883) no Hoare annotation was computed. [2018-01-21 08:19:14,850 INFO L401 ceAbstractionStarter]: For program point L882''(line 882) no Hoare annotation was computed. [2018-01-21 08:19:14,850 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 875 889) no Hoare annotation was computed. [2018-01-21 08:19:14,850 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 875 889) no Hoare annotation was computed. [2018-01-21 08:19:14,850 INFO L404 ceAbstractionStarter]: At program point L883'(line 883) the Hoare annotation is: true [2018-01-21 08:19:14,850 INFO L401 ceAbstractionStarter]: For program point L881'(line 881) no Hoare annotation was computed. [2018-01-21 08:19:14,850 INFO L404 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-01-21 08:19:14,850 INFO L401 ceAbstractionStarter]: For program point L878(lines 878 880) no Hoare annotation was computed. [2018-01-21 08:19:14,851 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 875 889) no Hoare annotation was computed. [2018-01-21 08:19:14,851 INFO L404 ceAbstractionStarter]: At program point L878''(lines 878 880) the Hoare annotation is: true [2018-01-21 08:19:14,851 INFO L401 ceAbstractionStarter]: For program point L888'(line 888) no Hoare annotation was computed. [2018-01-21 08:19:14,851 INFO L404 ceAbstractionStarter]: At program point L886'(line 886) the Hoare annotation is: true [2018-01-21 08:19:14,851 INFO L404 ceAbstractionStarter]: At program point L884'(line 884) the Hoare annotation is: true [2018-01-21 08:19:14,851 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-21 08:19:14,851 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-21 08:19:14,851 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-21 08:19:14,851 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-21 08:19:14,852 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-21 08:19:14,852 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-21 08:19:14,852 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-21 08:19:14,852 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-21 08:19:14,852 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-21 08:19:14,852 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-21 08:19:14,852 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-21 08:19:14,852 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-21 08:19:14,852 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-21 08:19:14,853 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-21 08:19:14,853 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-21 08:19:14,853 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-21 08:19:14,853 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-21 08:19:14,853 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-21 08:19:14,853 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-21 08:19:14,853 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-21 08:19:14,853 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-21 08:19:14,853 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-21 08:19:14,854 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-21 08:19:14,854 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-21 08:19:14,854 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-21 08:19:14,854 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-21 08:19:14,854 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-21 08:19:14,854 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-21 08:19:14,854 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 863 874) no Hoare annotation was computed. [2018-01-21 08:19:14,854 INFO L401 ceAbstractionStarter]: For program point L865'''(lines 865 873) no Hoare annotation was computed. [2018-01-21 08:19:14,855 INFO L401 ceAbstractionStarter]: For program point L865(lines 865 873) no Hoare annotation was computed. [2018-01-21 08:19:14,855 INFO L401 ceAbstractionStarter]: For program point L869(lines 869 870) no Hoare annotation was computed. [2018-01-21 08:19:14,855 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 863 874) no Hoare annotation was computed. [2018-01-21 08:19:14,855 INFO L401 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-01-21 08:19:14,855 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-21 08:19:14,855 INFO L401 ceAbstractionStarter]: For program point L866(lines 866 867) no Hoare annotation was computed. [2018-01-21 08:19:14,855 INFO L401 ceAbstractionStarter]: For program point L869'(lines 869 870) no Hoare annotation was computed. [2018-01-21 08:19:14,855 INFO L401 ceAbstractionStarter]: For program point L866''(lines 866 867) no Hoare annotation was computed. [2018-01-21 08:19:14,855 INFO L404 ceAbstractionStarter]: At program point L867'(line 867) the Hoare annotation is: true [2018-01-21 08:19:14,856 INFO L401 ceAbstractionStarter]: For program point L867''(line 867) no Hoare annotation was computed. [2018-01-21 08:19:14,856 INFO L404 ceAbstractionStarter]: At program point L865''(lines 865 873) the Hoare annotation is: true [2018-01-21 08:19:14,856 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 863 874) the Hoare annotation is: true [2018-01-21 08:19:14,856 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-21 08:19:14,856 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-21 08:19:14,856 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-21 08:19:14,856 INFO L404 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: true [2018-01-21 08:19:14,856 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-21 08:19:14,857 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-21 08:19:14,857 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-21 08:19:14,857 INFO L404 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-01-21 08:19:14,857 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-21 08:19:14,857 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-21 08:19:14,857 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-21 08:19:14,857 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-21 08:19:14,857 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-21 08:19:14,857 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-21 08:19:14,858 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-21 08:19:14,858 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-21 08:19:14,858 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-21 08:19:14,858 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-21 08:19:14,858 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-21 08:19:14,858 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-21 08:19:14,858 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-21 08:19:14,858 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-21 08:19:14,858 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-21 08:19:14,858 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-21 08:19:14,859 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-21 08:19:14,859 INFO L404 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) the Hoare annotation is: true [2018-01-21 08:19:14,859 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-21 08:19:14,859 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-21 08:19:14,859 INFO L404 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-01-21 08:19:14,859 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 08:19:14,859 INFO L401 ceAbstractionStarter]: For program point L877'(line 877) no Hoare annotation was computed. [2018-01-21 08:19:14,859 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 08:19:14,859 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 889) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-21 08:19:14,860 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 08:19:14,860 INFO L401 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-01-21 08:19:14,860 INFO L401 ceAbstractionStarter]: For program point L857'(lines 857 858) no Hoare annotation was computed. [2018-01-21 08:19:14,860 INFO L404 ceAbstractionStarter]: At program point L855'(line 855) the Hoare annotation is: true [2018-01-21 08:19:14,860 INFO L401 ceAbstractionStarter]: For program point L853'''(lines 853 861) no Hoare annotation was computed. [2018-01-21 08:19:14,860 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 851 862) the Hoare annotation is: true [2018-01-21 08:19:14,860 INFO L401 ceAbstractionStarter]: For program point L854(lines 854 855) no Hoare annotation was computed. [2018-01-21 08:19:14,860 INFO L401 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2018-01-21 08:19:14,860 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-21 08:19:14,861 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 858) no Hoare annotation was computed. [2018-01-21 08:19:14,861 INFO L401 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-01-21 08:19:14,861 INFO L401 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-01-21 08:19:14,861 INFO L401 ceAbstractionStarter]: For program point L855''(line 855) no Hoare annotation was computed. [2018-01-21 08:19:14,861 INFO L404 ceAbstractionStarter]: At program point L853''(lines 853 861) the Hoare annotation is: true [2018-01-21 08:19:14,861 INFO L401 ceAbstractionStarter]: For program point L854''(lines 854 855) no Hoare annotation was computed. [2018-01-21 08:19:14,861 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 851 862) no Hoare annotation was computed. [2018-01-21 08:19:14,861 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 851 862) no Hoare annotation was computed. [2018-01-21 08:19:14,862 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 889) the Hoare annotation is: true [2018-01-21 08:19:14,862 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 889) no Hoare annotation was computed. [2018-01-21 08:19:14,862 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 889) the Hoare annotation is: false [2018-01-21 08:19:14,862 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 889) no Hoare annotation was computed. [2018-01-21 08:19:14,862 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 889) no Hoare annotation was computed. [2018-01-21 08:19:14,862 INFO L401 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-01-21 08:19:14,862 INFO L401 ceAbstractionStarter]: For program point L842(lines 842 843) no Hoare annotation was computed. [2018-01-21 08:19:14,862 INFO L401 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-01-21 08:19:14,862 INFO L401 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-01-21 08:19:14,863 INFO L401 ceAbstractionStarter]: For program point L845(lines 845 846) no Hoare annotation was computed. [2018-01-21 08:19:14,863 INFO L401 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-01-21 08:19:14,863 INFO L401 ceAbstractionStarter]: For program point L845'(lines 845 846) no Hoare annotation was computed. [2018-01-21 08:19:14,863 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 839 850) the Hoare annotation is: true [2018-01-21 08:19:14,863 INFO L404 ceAbstractionStarter]: At program point L841''(lines 841 849) the Hoare annotation is: true [2018-01-21 08:19:14,863 INFO L404 ceAbstractionStarter]: At program point L843'(line 843) the Hoare annotation is: true [2018-01-21 08:19:14,863 INFO L401 ceAbstractionStarter]: For program point L843''(line 843) no Hoare annotation was computed. [2018-01-21 08:19:14,863 INFO L401 ceAbstractionStarter]: For program point L842''(lines 842 843) no Hoare annotation was computed. [2018-01-21 08:19:14,864 INFO L401 ceAbstractionStarter]: For program point L841'''(lines 841 849) no Hoare annotation was computed. [2018-01-21 08:19:14,864 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 839 850) no Hoare annotation was computed. [2018-01-21 08:19:14,864 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 839 850) no Hoare annotation was computed. [2018-01-21 08:19:14,867 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:14,867 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:14,867 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:14,867 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:14,868 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:14,868 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:14,868 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:14,868 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l0_insertErr0EnsuresViolation======== [2018-01-21 08:19:14,868 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:14,870 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:14,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-01-21 08:19:14,873 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:19:14,873 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 08:19:14,873 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l0_insertErr0EnsuresViolation]=== [2018-01-21 08:19:14,873 INFO L82 PathProgramCache]: Analyzing trace with hash -1305660921, now seen corresponding path program 1 times [2018-01-21 08:19:14,873 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:19:14,874 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:19:14,875 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:19:14,875 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:19:14,875 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:19:14,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:19:14,887 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:19:14,912 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 08:19:14,912 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 08:19:14,912 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 08:19:14,912 INFO L189 CegarAbsIntRunner]: Skipping current iteration for AI because the path program does not contain any loops [2018-01-21 08:19:14,913 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-01-21 08:19:14,913 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 08:19:14,913 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-21 08:19:14,922 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:19:14,923 INFO L280 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-01-21 08:19:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:19:14,982 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-21 08:19:14,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 08:19:14,988 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-01-21 08:19:15,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 08:19:15,125 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-01-21 08:19:15,125 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-01-21 08:19:15,126 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 08:19:15,126 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 08:19:15,126 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 08:19:15,126 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 08:19:15,127 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 2 states. [2018-01-21 08:19:15,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 08:19:15,146 INFO L93 Difference]: Finished difference Result 400 states and 506 transitions. [2018-01-21 08:19:15,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 08:19:15,146 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 35 [2018-01-21 08:19:15,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 08:19:15,149 INFO L225 Difference]: With dead ends: 400 [2018-01-21 08:19:15,149 INFO L226 Difference]: Without dead ends: 93 [2018-01-21 08:19:15,151 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 08:19:15,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-01-21 08:19:15,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2018-01-21 08:19:15,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-01-21 08:19:15,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 103 transitions. [2018-01-21 08:19:15,161 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 103 transitions. Word has length 35 [2018-01-21 08:19:15,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 08:19:15,163 INFO L432 AbstractCegarLoop]: Abstraction has 93 states and 103 transitions. [2018-01-21 08:19:15,163 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 08:19:15,163 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions. [2018-01-21 08:19:15,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-01-21 08:19:15,166 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 08:19:15,166 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 08:19:15,166 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l0_insertErr0EnsuresViolation]=== [2018-01-21 08:19:15,167 INFO L82 PathProgramCache]: Analyzing trace with hash -471393731, now seen corresponding path program 1 times [2018-01-21 08:19:15,167 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 08:19:15,168 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:19:15,168 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:19:15,168 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 08:19:15,168 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 08:19:15,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:19:15,191 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 08:19:15,256 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-21 08:19:15,257 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 08:19:15,257 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 08:19:15,257 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 175 with the following transitions: [2018-01-21 08:19:15,257 INFO L201 CegarAbsIntRunner]: [72], [144], [146], [150], [153], [156], [162], [163], [164], [165], [167], [168], [174], [175], [176], [178], [182], [185], [188], [194], [195], [196], [197], [198], [200], [202], [206], [209], [212], [218], [219], [220], [221], [222], [224], [226], [230], [233], [236], [242], [243], [244], [245], [246], [248], [249], [250], [252], [253], [255], [257], [259], [260], [261], [262], [263], [264], [265], [267], [269], [272], [274], [276], [277], [278], [279], [357], [375], [376], [377], [378], [379], [380], [381], [382], [383], [384], [385], [386], [387], [388], [389], [390], [391], [392], [393], [394], [395], [396], [397], [398], [401], [402], [403] [2018-01-21 08:19:15,261 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 08:19:15,261 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) Received shutdown request... [2018-01-21 08:19:32,799 WARN L571 FixpointEngine]: Received timeout, aborting fixpoint engine [2018-01-21 08:19:32,800 WARN L157 AbstractInterpreter]: Abstract interpretation run out of time [2018-01-21 08:19:32,800 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-01-21 08:19:32,800 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 08:19:32,800 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-21 08:19:32,806 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 08:19:32,806 INFO L280 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-01-21 08:19:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 08:19:32,951 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-21 08:19:32,966 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-01-21 08:19:32,967 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:32,970 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:32,970 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:32,970 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:32,970 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:32,970 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:32,970 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:32,970 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:32,970 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l4_destroyErr0EnsuresViolation======== [2018-01-21 08:19:32,970 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:32,973 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:32,973 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:32,974 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:32,975 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:32,975 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:32,975 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:32,975 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:32,975 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:32,975 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:32,975 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l2_insertErr0EnsuresViolation======== [2018-01-21 08:19:32,975 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:32,977 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:32,977 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:32,978 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:32,979 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:32,979 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:32,979 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:32,979 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:32,979 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:32,979 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:32,979 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-21 08:19:32,979 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:32,981 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:32,982 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:32,983 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:32,983 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:32,983 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:32,983 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:32,983 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:32,983 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:32,983 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:32,983 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l3_insertErr0EnsuresViolation======== [2018-01-21 08:19:32,984 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:32,985 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:32,986 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:32,987 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:32,987 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:32,987 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:32,987 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:32,987 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:32,987 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:32,988 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:32,988 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l1_insertErr0EnsuresViolation======== [2018-01-21 08:19:32,988 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:32,990 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:32,990 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:32,991 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:32,991 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:32,991 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:32,992 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:32,992 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:32,992 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:32,992 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:32,992 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l0_destroyErr0EnsuresViolation======== [2018-01-21 08:19:32,992 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:32,994 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:32,994 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:32,995 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:32,996 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:32,996 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:32,996 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:32,996 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:32,996 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:32,996 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:32,996 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == calloc_modelErr0EnsuresViolation======== [2018-01-21 08:19:32,996 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:32,998 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:32,998 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:33,000 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:33,000 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:33,000 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:33,000 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:33,000 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:33,000 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:33,000 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:33,000 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l4_insertErr0EnsuresViolation======== [2018-01-21 08:19:33,001 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:33,002 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:33,003 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:33,004 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:33,004 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:33,004 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:33,004 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:33,004 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:33,004 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:33,004 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:33,005 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == zalloc_or_dieErr0EnsuresViolation======== [2018-01-21 08:19:33,005 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:33,007 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:33,007 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:33,008 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:33,008 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:33,008 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:33,008 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:33,008 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:33,008 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:33,008 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:33,009 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-21 08:19:33,009 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:33,010 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:33,011 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:33,012 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:33,012 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:33,012 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:33,012 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:33,012 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:33,012 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:33,012 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:33,012 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l1_destroyErr0EnsuresViolation======== [2018-01-21 08:19:33,013 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:33,015 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:33,015 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:33,016 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:33,016 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:33,016 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:33,016 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:33,016 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:33,016 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:33,016 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:33,016 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-21 08:19:33,017 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:33,018 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:33,019 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:33,020 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 08:19:33,020 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 08:19:33,020 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 08:19:33,020 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 08:19:33,020 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 08:19:33,020 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 08:19:33,020 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 08:19:33,020 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l2_destroyErr0EnsuresViolation======== [2018-01-21 08:19:33,020 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 08:19:33,022 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2018-01-21 08:19:33,023 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 08:19:33,023 WARN L187 ceAbstractionStarter]: Timeout [2018-01-21 08:19:33,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.01 08:19:33 BoogieIcfgContainer [2018-01-21 08:19:33,024 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-21 08:19:33,025 INFO L168 Benchmark]: Toolchain (without parser) took 59580.00 ms. Allocated memory was 297.8 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 256.0 MB in the beginning and 1.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 401.7 MB. Max. memory is 5.3 GB. [2018-01-21 08:19:33,026 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 297.8 MB. Free memory is still 261.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 08:19:33,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.23 ms. Allocated memory is still 297.8 MB. Free memory was 255.0 MB in the beginning and 241.9 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB. [2018-01-21 08:19:33,027 INFO L168 Benchmark]: Boogie Preprocessor took 46.32 ms. Allocated memory is still 297.8 MB. Free memory was 241.9 MB in the beginning and 239.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-21 08:19:33,027 INFO L168 Benchmark]: RCFGBuilder took 673.59 ms. Allocated memory is still 297.8 MB. Free memory was 239.9 MB in the beginning and 193.1 MB in the end (delta: 46.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 5.3 GB. [2018-01-21 08:19:33,027 INFO L168 Benchmark]: TraceAbstraction took 58624.57 ms. Allocated memory was 297.8 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 192.1 MB in the beginning and 1.8 GB in the end (delta: -1.6 GB). Peak memory consumption was 337.9 MB. Max. memory is 5.3 GB. [2018-01-21 08:19:33,029 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 297.8 MB. Free memory is still 261.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 228.23 ms. Allocated memory is still 297.8 MB. Free memory was 255.0 MB in the beginning and 241.9 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 46.32 ms. Allocated memory is still 297.8 MB. Free memory was 241.9 MB in the beginning and 239.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 673.59 ms. Allocated memory is still 297.8 MB. Free memory was 239.9 MB in the beginning and 193.1 MB in the end (delta: 46.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 58624.57 ms. Allocated memory was 297.8 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 192.1 MB in the beginning and 1.8 GB in the end (delta: -1.6 GB). Peak memory consumption was 337.9 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) : 2.980269 RENAME_VARIABLES(MILLISECONDS) : 38.767698 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 2.881818 PROJECTAWAY(MILLISECONDS) : 0.083270 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.076415 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 38.858174 ADD_EQUALITY(MILLISECONDS) : 0.034353 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.038567 #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 * 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, 40.3s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 5.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 204 GetRequests, 200 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, 16.9s 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 - TimeoutResultAtElement [Line: 806]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 806). Cancelled while BasicCegarLoop was analyzing trace of length 175 with TraceHistMax 6, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 3. - StatisticsResult: Ultimate Automizer benchmark data for error location: l0_insertErr0EnsuresViolation CFG has 16 procedures, 204 locations, 15 error locations. TIMEOUT Result, 18.1s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 235 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 0 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, 17.5s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 2 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 - TimeoutResultAtElement [Line: 815]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 815). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: l4_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 - TimeoutResultAtElement [Line: 788]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 788). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: l2_insertErr0EnsuresViolation 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 - TimeoutResultAtElement [Line: 875]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 875). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: mainErr0EnsuresViolation 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 - TimeoutResultAtElement [Line: 779]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 779). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: l3_insertErr0EnsuresViolation 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 - TimeoutResultAtElement [Line: 797]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 797). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: l1_insertErr0EnsuresViolation 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 - TimeoutResultAtElement [Line: 863]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 863). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: l0_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 - TimeoutResultAtElement [Line: 740]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 740). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: calloc_modelErr0EnsuresViolation 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 - TimeoutResultAtElement [Line: 772]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 772). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: l4_insertErr0EnsuresViolation 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 - TimeoutResultAtElement [Line: 765]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 765). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: zalloc_or_dieErr0EnsuresViolation 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 - TimeoutResultAtElement [Line: 1]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 1). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.initErr0EnsuresViolation 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 - TimeoutResultAtElement [Line: 851]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 851). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: l1_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 - TimeoutResultAtElement [Line: 1]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 1). Cancelled while IsEmpty was searching accepting run (input had 204 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0EnsuresViolation 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 - 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 could not prove your program: Timeout 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_preciseopt.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-VPDomainBenchmark-0-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-0-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-4-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-5-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-6-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-7-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-8-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-9-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-10-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-11-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-12-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-13-2018-01-21_08-19-33-042.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_preciseopt.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-14-2018-01-21_08-19-33-042.csv Completed graceful shutdown