java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 18:47:27,372 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 18:47:27,374 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 18:47:27,390 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 18:47:27,391 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 18:47:27,392 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 18:47:27,394 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 18:47:27,396 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 18:47:27,398 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 18:47:27,404 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 18:47:27,407 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 18:47:27,407 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 18:47:27,408 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 18:47:27,409 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 18:47:27,410 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 18:47:27,413 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 18:47:27,414 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 18:47:27,417 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 18:47:27,422 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 18:47:27,423 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 18:47:27,427 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 18:47:27,429 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 18:47:27,433 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 18:47:27,434 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 18:47:27,434 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 18:47:27,435 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 18:47:27,436 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 18:47:27,437 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 18:47:27,437 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 18:47:27,440 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 18:47:27,440 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 18:47:27,441 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 18:47:27,441 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 18:47:27,441 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 18:47:27,443 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 18:47:27,444 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 18:47:27,444 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf [2018-11-07 18:47:27,470 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 18:47:27,470 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 18:47:27,471 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 18:47:27,471 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 18:47:27,471 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 18:47:27,471 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 18:47:27,472 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-07 18:47:27,472 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 18:47:27,472 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 18:47:27,472 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 18:47:27,472 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 18:47:27,476 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 18:47:27,476 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 18:47:27,477 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 18:47:27,478 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 18:47:27,478 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 18:47:27,478 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 18:47:27,478 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 18:47:27,478 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 18:47:27,479 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 18:47:27,479 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 18:47:27,479 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 18:47:27,479 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 18:47:27,479 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 18:47:27,481 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 18:47:27,482 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 18:47:27,482 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 18:47:27,482 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 18:47:27,482 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 18:47:27,482 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 18:47:27,484 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 18:47:27,484 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 18:47:27,484 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 18:47:27,484 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 18:47:27,484 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 18:47:27,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 18:47:27,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 18:47:27,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 18:47:27,547 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 18:47:27,547 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 18:47:27,548 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c [2018-11-07 18:47:27,609 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5327027/8094187c0f8840b88b1bedb133291fbf/FLAG162efc2e0 [2018-11-07 18:47:28,165 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 18:47:28,166 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c [2018-11-07 18:47:28,188 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5327027/8094187c0f8840b88b1bedb133291fbf/FLAG162efc2e0 [2018-11-07 18:47:28,211 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5327027/8094187c0f8840b88b1bedb133291fbf [2018-11-07 18:47:28,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 18:47:28,226 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 18:47:28,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 18:47:28,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 18:47:28,231 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 18:47:28,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:47:28" (1/1) ... [2018-11-07 18:47:28,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2964f187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28, skipping insertion in model container [2018-11-07 18:47:28,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:47:28" (1/1) ... [2018-11-07 18:47:28,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 18:47:28,314 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 18:47:28,831 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:47:28,839 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 18:47:28,935 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:47:28,954 INFO L193 MainTranslator]: Completed translation [2018-11-07 18:47:28,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28 WrapperNode [2018-11-07 18:47:28,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 18:47:28,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 18:47:28,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 18:47:28,956 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 18:47:28,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28" (1/1) ... [2018-11-07 18:47:28,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28" (1/1) ... [2018-11-07 18:47:29,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 18:47:29,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 18:47:29,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 18:47:29,089 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 18:47:29,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28" (1/1) ... [2018-11-07 18:47:29,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28" (1/1) ... [2018-11-07 18:47:29,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28" (1/1) ... [2018-11-07 18:47:29,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28" (1/1) ... [2018-11-07 18:47:29,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28" (1/1) ... [2018-11-07 18:47:29,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28" (1/1) ... [2018-11-07 18:47:29,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28" (1/1) ... [2018-11-07 18:47:29,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 18:47:29,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 18:47:29,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 18:47:29,189 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 18:47:29,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28" (1/1) ... No working directory specified, using /storage/repos/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 [2018-11-07 18:47:29,256 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 18:47:29,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 18:47:29,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 18:47:29,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 18:47:29,257 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 18:47:29,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 18:47:29,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 18:47:29,257 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 18:47:29,258 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 18:47:32,943 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 18:47:32,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:47:32 BoogieIcfgContainer [2018-11-07 18:47:32,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 18:47:32,947 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 18:47:32,947 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 18:47:32,956 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 18:47:32,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:47:28" (1/3) ... [2018-11-07 18:47:32,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40039c04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:47:32, skipping insertion in model container [2018-11-07 18:47:32,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:28" (2/3) ... [2018-11-07 18:47:32,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40039c04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:47:32, skipping insertion in model container [2018-11-07 18:47:32,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:47:32" (3/3) ... [2018-11-07 18:47:32,961 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label51_true-unreach-call_false-termination.c [2018-11-07 18:47:32,972 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 18:47:32,981 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 18:47:32,999 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 18:47:33,039 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 18:47:33,039 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 18:47:33,039 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 18:47:33,039 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 18:47:33,040 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 18:47:33,040 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 18:47:33,040 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 18:47:33,040 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 18:47:33,072 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-07 18:47:33,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-07 18:47:33,089 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:33,090 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:33,092 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:33,098 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:33,098 INFO L82 PathProgramCache]: Analyzing trace with hash 1195562327, now seen corresponding path program 1 times [2018-11-07 18:47:33,100 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:33,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:33,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:33,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:33,147 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:33,723 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 18:47:33,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:33,860 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:33,860 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 18:47:33,861 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:33,868 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:47:33,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:47:33,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:47:33,892 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-07 18:47:35,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:35,560 INFO L93 Difference]: Finished difference Result 621 states and 1059 transitions. [2018-11-07 18:47:35,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:47:35,562 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2018-11-07 18:47:35,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:35,581 INFO L225 Difference]: With dead ends: 621 [2018-11-07 18:47:35,581 INFO L226 Difference]: Without dead ends: 382 [2018-11-07 18:47:35,589 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:47:35,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-11-07 18:47:35,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-11-07 18:47:35,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-11-07 18:47:35,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 608 transitions. [2018-11-07 18:47:35,691 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 608 transitions. Word has length 117 [2018-11-07 18:47:35,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:35,692 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 608 transitions. [2018-11-07 18:47:35,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:47:35,692 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 608 transitions. [2018-11-07 18:47:35,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-07 18:47:35,698 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:35,699 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:35,699 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:35,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:35,700 INFO L82 PathProgramCache]: Analyzing trace with hash -324277142, now seen corresponding path program 1 times [2018-11-07 18:47:35,700 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:35,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:35,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:35,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:35,702 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:36,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:36,127 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:36,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-07 18:47:36,127 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:36,129 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-07 18:47:36,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-07 18:47:36,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:36,130 INFO L87 Difference]: Start difference. First operand 382 states and 608 transitions. Second operand 5 states. [2018-11-07 18:47:37,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:37,622 INFO L93 Difference]: Finished difference Result 903 states and 1497 transitions. [2018-11-07 18:47:37,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 18:47:37,622 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 126 [2018-11-07 18:47:37,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:37,629 INFO L225 Difference]: With dead ends: 903 [2018-11-07 18:47:37,630 INFO L226 Difference]: Without dead ends: 381 [2018-11-07 18:47:37,636 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:37,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-11-07 18:47:37,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 381. [2018-11-07 18:47:37,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-11-07 18:47:37,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 602 transitions. [2018-11-07 18:47:37,661 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 602 transitions. Word has length 126 [2018-11-07 18:47:37,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:37,662 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 602 transitions. [2018-11-07 18:47:37,662 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-07 18:47:37,662 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 602 transitions. [2018-11-07 18:47:37,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-07 18:47:37,666 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:37,666 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:37,667 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:37,667 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:37,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1188045302, now seen corresponding path program 1 times [2018-11-07 18:47:37,667 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:37,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:37,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:37,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:37,669 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:37,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:38,078 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:38,078 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:38,078 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-07 18:47:38,079 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:38,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-07 18:47:38,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-07 18:47:38,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:38,080 INFO L87 Difference]: Start difference. First operand 381 states and 602 transitions. Second operand 5 states. [2018-11-07 18:47:39,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:39,854 INFO L93 Difference]: Finished difference Result 901 states and 1482 transitions. [2018-11-07 18:47:39,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 18:47:39,857 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2018-11-07 18:47:39,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:39,862 INFO L225 Difference]: With dead ends: 901 [2018-11-07 18:47:39,862 INFO L226 Difference]: Without dead ends: 380 [2018-11-07 18:47:39,865 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:39,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-07 18:47:39,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-07 18:47:39,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-07 18:47:39,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 594 transitions. [2018-11-07 18:47:39,902 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 594 transitions. Word has length 132 [2018-11-07 18:47:39,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:39,903 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 594 transitions. [2018-11-07 18:47:39,903 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-07 18:47:39,903 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 594 transitions. [2018-11-07 18:47:39,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-07 18:47:39,905 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:39,907 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:39,907 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:39,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:39,908 INFO L82 PathProgramCache]: Analyzing trace with hash -34077619, now seen corresponding path program 1 times [2018-11-07 18:47:39,908 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:39,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:39,909 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:39,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:39,909 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:40,172 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 18:47:40,301 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:40,301 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:40,302 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 18:47:40,302 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:40,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 18:47:40,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 18:47:40,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 18:47:40,303 INFO L87 Difference]: Start difference. First operand 380 states and 594 transitions. Second operand 6 states. [2018-11-07 18:47:43,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:43,686 INFO L93 Difference]: Finished difference Result 1193 states and 1942 transitions. [2018-11-07 18:47:43,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 18:47:43,687 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 140 [2018-11-07 18:47:43,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:43,693 INFO L225 Difference]: With dead ends: 1193 [2018-11-07 18:47:43,693 INFO L226 Difference]: Without dead ends: 819 [2018-11-07 18:47:43,696 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 18:47:43,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-11-07 18:47:43,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 807. [2018-11-07 18:47:43,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2018-11-07 18:47:43,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1208 transitions. [2018-11-07 18:47:43,730 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1208 transitions. Word has length 140 [2018-11-07 18:47:43,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:43,730 INFO L480 AbstractCegarLoop]: Abstraction has 807 states and 1208 transitions. [2018-11-07 18:47:43,730 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 18:47:43,730 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1208 transitions. [2018-11-07 18:47:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-07 18:47:43,734 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:43,734 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:43,734 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:43,734 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:43,735 INFO L82 PathProgramCache]: Analyzing trace with hash -1593443119, now seen corresponding path program 1 times [2018-11-07 18:47:43,735 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:43,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:43,736 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:43,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:43,736 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:44,010 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:44,010 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:44,010 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-07 18:47:44,010 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:44,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-07 18:47:44,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-07 18:47:44,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:44,012 INFO L87 Difference]: Start difference. First operand 807 states and 1208 transitions. Second operand 5 states. [2018-11-07 18:47:45,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:45,159 INFO L93 Difference]: Finished difference Result 1753 states and 2669 transitions. [2018-11-07 18:47:45,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 18:47:45,160 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 142 [2018-11-07 18:47:45,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:45,165 INFO L225 Difference]: With dead ends: 1753 [2018-11-07 18:47:45,165 INFO L226 Difference]: Without dead ends: 804 [2018-11-07 18:47:45,168 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:45,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2018-11-07 18:47:45,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 804. [2018-11-07 18:47:45,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2018-11-07 18:47:45,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 1190 transitions. [2018-11-07 18:47:45,192 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 1190 transitions. Word has length 142 [2018-11-07 18:47:45,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:45,193 INFO L480 AbstractCegarLoop]: Abstraction has 804 states and 1190 transitions. [2018-11-07 18:47:45,193 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-07 18:47:45,193 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1190 transitions. [2018-11-07 18:47:45,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-07 18:47:45,196 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:45,196 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:45,197 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:45,197 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:45,197 INFO L82 PathProgramCache]: Analyzing trace with hash 890086741, now seen corresponding path program 1 times [2018-11-07 18:47:45,197 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:45,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:45,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:45,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:45,199 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:45,402 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:45,403 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:45,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-07 18:47:45,403 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:45,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-07 18:47:45,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-07 18:47:45,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:45,404 INFO L87 Difference]: Start difference. First operand 804 states and 1190 transitions. Second operand 5 states. [2018-11-07 18:47:46,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:46,868 INFO L93 Difference]: Finished difference Result 1747 states and 2630 transitions. [2018-11-07 18:47:46,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 18:47:46,869 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 144 [2018-11-07 18:47:46,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:46,875 INFO L225 Difference]: With dead ends: 1747 [2018-11-07 18:47:46,875 INFO L226 Difference]: Without dead ends: 801 [2018-11-07 18:47:46,879 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:46,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-11-07 18:47:46,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 801. [2018-11-07 18:47:46,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2018-11-07 18:47:46,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1169 transitions. [2018-11-07 18:47:46,915 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1169 transitions. Word has length 144 [2018-11-07 18:47:46,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:46,915 INFO L480 AbstractCegarLoop]: Abstraction has 801 states and 1169 transitions. [2018-11-07 18:47:46,915 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-07 18:47:46,916 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1169 transitions. [2018-11-07 18:47:46,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-07 18:47:46,921 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:46,922 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:46,922 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:46,922 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:46,923 INFO L82 PathProgramCache]: Analyzing trace with hash 207226461, now seen corresponding path program 1 times [2018-11-07 18:47:46,923 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:46,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:46,932 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:46,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:46,932 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:47,203 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 18:47:47,615 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:47,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:47,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 18:47:47,615 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:47,616 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 18:47:47,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 18:47:47,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 18:47:47,617 INFO L87 Difference]: Start difference. First operand 801 states and 1169 transitions. Second operand 6 states. [2018-11-07 18:47:48,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:48,946 INFO L93 Difference]: Finished difference Result 2381 states and 3621 transitions. [2018-11-07 18:47:48,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 18:47:48,947 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 148 [2018-11-07 18:47:48,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:48,957 INFO L225 Difference]: With dead ends: 2381 [2018-11-07 18:47:48,958 INFO L226 Difference]: Without dead ends: 1586 [2018-11-07 18:47:48,962 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 18:47:48,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2018-11-07 18:47:49,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1558. [2018-11-07 18:47:49,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1558 states. [2018-11-07 18:47:49,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2225 transitions. [2018-11-07 18:47:49,011 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2225 transitions. Word has length 148 [2018-11-07 18:47:49,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:49,012 INFO L480 AbstractCegarLoop]: Abstraction has 1558 states and 2225 transitions. [2018-11-07 18:47:49,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 18:47:49,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2225 transitions. [2018-11-07 18:47:49,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-07 18:47:49,018 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:49,019 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:49,019 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:49,019 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:49,019 INFO L82 PathProgramCache]: Analyzing trace with hash 1224274575, now seen corresponding path program 1 times [2018-11-07 18:47:49,020 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:49,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:49,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:49,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:49,021 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:49,317 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:49,317 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:47:49,317 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:47:49,318 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 184 with the following transitions: [2018-11-07 18:47:49,322 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [107], [108], [112], [116], [120], [123], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [607], [609], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:47:49,382 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:47:49,383 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:47:50,600 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:47:50,602 INFO L272 AbstractInterpreter]: Visited 121 different actions 238 times. Merged at 5 different actions 7 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-11-07 18:47:50,652 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:50,652 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:47:51,511 INFO L227 lantSequenceWeakener]: Weakened 94 states. On average, predicates are now at 80.99% of their original sizes. [2018-11-07 18:47:51,513 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:47:52,806 INFO L415 sIntCurrentIteration]: We unified 182 AI predicates to 182 [2018-11-07 18:47:52,807 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:47:52,807 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:47:52,808 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [6] total 22 [2018-11-07 18:47:52,808 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:52,808 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-07 18:47:52,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-07 18:47:52,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2018-11-07 18:47:52,809 INFO L87 Difference]: Start difference. First operand 1558 states and 2225 transitions. Second operand 18 states. [2018-11-07 18:48:10,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:48:10,567 INFO L93 Difference]: Finished difference Result 3716 states and 5313 transitions. [2018-11-07 18:48:10,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-07 18:48:10,567 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 183 [2018-11-07 18:48:10,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:48:10,578 INFO L225 Difference]: With dead ends: 3716 [2018-11-07 18:48:10,578 INFO L226 Difference]: Without dead ends: 2164 [2018-11-07 18:48:10,584 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 196 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=182, Invalid=810, Unknown=0, NotChecked=0, Total=992 [2018-11-07 18:48:10,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2164 states. [2018-11-07 18:48:10,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2164 to 2152. [2018-11-07 18:48:10,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2152 states. [2018-11-07 18:48:10,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 2152 states and 2889 transitions. [2018-11-07 18:48:10,641 INFO L78 Accepts]: Start accepts. Automaton has 2152 states and 2889 transitions. Word has length 183 [2018-11-07 18:48:10,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:48:10,642 INFO L480 AbstractCegarLoop]: Abstraction has 2152 states and 2889 transitions. [2018-11-07 18:48:10,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-07 18:48:10,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2889 transitions. [2018-11-07 18:48:10,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-07 18:48:10,650 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:48:10,650 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:48:10,651 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:48:10,651 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:10,651 INFO L82 PathProgramCache]: Analyzing trace with hash 133706701, now seen corresponding path program 1 times [2018-11-07 18:48:10,651 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:48:10,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:10,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:48:10,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:10,653 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:48:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:48:10,911 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:48:10,912 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:48:10,912 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:48:10,912 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 187 with the following transitions: [2018-11-07 18:48:10,913 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [202], [205], [209], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [607], [609], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:48:10,920 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:48:10,921 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:48:11,239 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:48:11,240 INFO L272 AbstractInterpreter]: Visited 121 different actions 238 times. Merged at 5 different actions 7 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-11-07 18:48:11,249 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:11,249 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:48:11,671 INFO L227 lantSequenceWeakener]: Weakened 95 states. On average, predicates are now at 80.99% of their original sizes. [2018-11-07 18:48:11,671 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:48:12,260 INFO L415 sIntCurrentIteration]: We unified 185 AI predicates to 185 [2018-11-07 18:48:12,260 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:48:12,260 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:48:12,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [6] total 22 [2018-11-07 18:48:12,261 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:48:12,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-07 18:48:12,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-07 18:48:12,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2018-11-07 18:48:12,262 INFO L87 Difference]: Start difference. First operand 2152 states and 2889 transitions. Second operand 18 states. [2018-11-07 18:48:30,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:48:30,271 INFO L93 Difference]: Finished difference Result 5055 states and 6869 transitions. [2018-11-07 18:48:30,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-07 18:48:30,271 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 186 [2018-11-07 18:48:30,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:48:30,285 INFO L225 Difference]: With dead ends: 5055 [2018-11-07 18:48:30,285 INFO L226 Difference]: Without dead ends: 2909 [2018-11-07 18:48:30,293 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 200 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=192, Invalid=864, Unknown=0, NotChecked=0, Total=1056 [2018-11-07 18:48:30,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2909 states. [2018-11-07 18:48:30,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2909 to 2899. [2018-11-07 18:48:30,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2899 states. [2018-11-07 18:48:30,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 2899 states and 3786 transitions. [2018-11-07 18:48:30,363 INFO L78 Accepts]: Start accepts. Automaton has 2899 states and 3786 transitions. Word has length 186 [2018-11-07 18:48:30,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:48:30,364 INFO L480 AbstractCegarLoop]: Abstraction has 2899 states and 3786 transitions. [2018-11-07 18:48:30,364 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-07 18:48:30,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 3786 transitions. [2018-11-07 18:48:30,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-07 18:48:30,373 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:48:30,374 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:48:30,374 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:48:30,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:30,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1298981372, now seen corresponding path program 1 times [2018-11-07 18:48:30,374 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:48:30,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:30,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:48:30,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:30,376 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:48:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:48:30,626 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 18:48:30,951 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 85 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:48:30,952 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:48:30,952 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:48:30,952 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 189 with the following transitions: [2018-11-07 18:48:30,952 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [119], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [607], [609], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:48:30,957 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:48:30,957 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:48:31,559 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 18:48:31,559 INFO L272 AbstractInterpreter]: Visited 123 different actions 365 times. Merged at 7 different actions 20 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 18:48:31,568 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:31,569 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 18:48:31,569 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:48:31,569 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/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 [2018-11-07 18:48:31,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:48:31,582 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 18:48:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:48:31,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 18:48:32,130 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 100 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 18:48:32,131 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 18:48:32,366 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 100 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 18:48:32,387 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 18:48:32,387 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 16 [2018-11-07 18:48:32,387 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 18:48:32,388 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-07 18:48:32,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-07 18:48:32,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-11-07 18:48:32,389 INFO L87 Difference]: Start difference. First operand 2899 states and 3786 transitions. Second operand 14 states. [2018-11-07 18:48:32,970 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-11-07 18:48:36,508 WARN L179 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-11-07 18:48:38,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:48:38,483 INFO L93 Difference]: Finished difference Result 8790 states and 12022 transitions. [2018-11-07 18:48:38,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-07 18:48:38,493 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 188 [2018-11-07 18:48:38,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:48:38,494 INFO L225 Difference]: With dead ends: 8790 [2018-11-07 18:48:38,494 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 18:48:38,525 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 422 GetRequests, 388 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=297, Invalid=825, Unknown=0, NotChecked=0, Total=1122 [2018-11-07 18:48:38,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 18:48:38,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 18:48:38,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 18:48:38,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 18:48:38,527 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 188 [2018-11-07 18:48:38,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:48:38,527 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 18:48:38,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-07 18:48:38,527 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 18:48:38,527 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 18:48:38,533 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 18:48:38,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:38,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:38,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:38,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:38,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:38,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:38,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:38,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:38,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:38,946 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 17 [2018-11-07 18:48:41,270 WARN L179 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 210 DAG size of output: 94 [2018-11-07 18:48:41,498 WARN L179 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 47 [2018-11-07 18:48:42,134 WARN L179 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 47 [2018-11-07 18:48:42,137 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 18:48:42,137 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a28~0 |old(~a28~0)|)) [2018-11-07 18:48:42,137 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 18:48:42,137 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,137 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-07 18:48:42,138 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-07 18:48:42,139 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-07 18:48:42,140 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-07 18:48:42,140 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-07 18:48:42,140 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-07 18:48:42,140 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-07 18:48:42,140 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-07 18:48:42,140 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-07 18:48:42,140 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-07 18:48:42,140 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-07 18:48:42,140 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-07 18:48:42,140 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-07 18:48:42,141 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-07 18:48:42,141 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,141 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,141 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,141 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,141 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,141 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-07 18:48:42,141 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-07 18:48:42,141 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-07 18:48:42,141 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-07 18:48:42,142 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-07 18:48:42,142 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-07 18:48:42,142 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-07 18:48:42,142 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-07 18:48:42,142 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-07 18:48:42,142 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-07 18:48:42,142 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-07 18:48:42,142 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,143 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,143 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,143 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,143 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,143 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-07 18:48:42,143 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-07 18:48:42,143 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-07 18:48:42,143 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-07 18:48:42,144 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-07 18:48:42,144 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-07 18:48:42,144 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-07 18:48:42,144 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-07 18:48:42,144 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-07 18:48:42,144 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-07 18:48:42,144 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-07 18:48:42,144 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-07 18:48:42,144 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-07 18:48:42,145 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,145 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,145 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,145 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,145 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,145 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-07 18:48:42,145 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-07 18:48:42,145 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-07 18:48:42,145 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-07 18:48:42,146 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-07 18:48:42,146 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-07 18:48:42,146 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-07 18:48:42,146 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-07 18:48:42,146 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-07 18:48:42,146 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-07 18:48:42,146 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-07 18:48:42,146 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-07 18:48:42,146 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-07 18:48:42,146 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-07 18:48:42,147 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,148 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 502) no Hoare annotation was computed. [2018-11-07 18:48:42,148 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,148 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-07 18:48:42,148 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-07 18:48:42,148 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-07 18:48:42,148 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-07 18:48:42,148 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-07 18:48:42,148 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-07 18:48:42,149 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-07 18:48:42,149 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-07 18:48:42,149 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-07 18:48:42,149 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-07 18:48:42,149 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-07 18:48:42,149 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,149 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,149 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,149 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,150 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,150 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,150 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-07 18:48:42,150 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-07 18:48:42,150 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-07 18:48:42,150 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-07 18:48:42,150 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-07 18:48:42,150 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-07 18:48:42,150 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-07 18:48:42,151 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-07 18:48:42,151 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-07 18:48:42,151 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-07 18:48:42,151 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-07 18:48:42,151 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,151 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,151 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,151 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,151 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,152 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,152 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-07 18:48:42,152 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-07 18:48:42,152 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-07 18:48:42,152 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-07 18:48:42,152 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-07 18:48:42,152 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-07 18:48:42,152 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-07 18:48:42,152 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-07 18:48:42,152 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-07 18:48:42,153 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-07 18:48:42,153 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-07 18:48:42,153 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-07 18:48:42,153 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-07 18:48:42,153 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-07 18:48:42,153 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,153 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,153 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,153 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,154 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse19 (= |old(~a17~0)| ~a17~0)) (.cse20 (= |old(~a25~0)| ~a25~0)) (.cse21 (= ~a28~0 |old(~a28~0)|)) (.cse6 (= 1 |old(~a11~0)|)) (.cse16 (= 1 |old(~a19~0)|)) (.cse17 (= 1 |old(~a25~0)|)) (.cse11 (= 1 ~a11~0)) (.cse12 (= 1 ~a19~0))) (let ((.cse0 (and .cse11 .cse12)) (.cse2 (not .cse17)) (.cse3 (not .cse16)) (.cse10 (not (= 7 |old(~a28~0)|))) (.cse4 (not (= 8 |old(~a17~0)|))) (.cse5 (not .cse6)) (.cse13 (= 9 |old(~a28~0)|)) (.cse8 (not (= ~a11~0 1))) (.cse15 (not (= |old(~a17~0)| 8))) (.cse18 (and .cse19 .cse20 .cse21)) (.cse1 (not (= 1 ~a21~0))) (.cse7 (= 8 |old(~a28~0)|)) (.cse9 (< 7 |old(~a17~0)|))) (and (or .cse0 .cse1 (not (= 10 |old(~a28~0)|)) .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse7 .cse8 .cse9) (or .cse1 .cse10 .cse2 .cse3 .cse5 .cse0 (not (= 7 |old(~a17~0)|))) (or .cse1 .cse2 .cse3 .cse4 (and .cse11 (= 1 ~a25~0) (= 9 ~a28~0) (= 8 ~a17~0) .cse12) (not .cse13) .cse5) (or (< 6 |calculate_output_#in~input|) (let ((.cse14 (not (= 0 |old(~a11~0)|)))) (and (or .cse1 .cse14 (not (= 0 |old(~a25~0)|))) (or .cse1 (< |old(~a28~0)| 8) .cse14))) (< |old(~a25~0)| 0) (< |old(~a28~0)| 7) (and (= ~a11~0 0) (= ~a19~0 1)) .cse3 (< 1 |old(~a25~0)|) (< 11 |old(~a28~0)|) .cse15 (< |calculate_output_#in~input| 1)) (or .cse16 .cse1 .cse10 .cse4 (and .cse11 (not .cse12)) .cse5 .cse17) (or .cse1 .cse7 .cse18 .cse13 .cse15) (or .cse1 .cse6 (and .cse19 .cse20 .cse21 .cse8) .cse15) (or .cse1 .cse7 .cse18 .cse15 .cse17) (or .cse18 .cse1 .cse7 .cse9)))) [2018-11-07 18:48:42,154 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,154 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,154 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-07 18:48:42,154 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-07 18:48:42,155 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-07 18:48:42,155 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-07 18:48:42,155 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-07 18:48:42,155 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-07 18:48:42,155 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-07 18:48:42,155 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-07 18:48:42,155 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-07 18:48:42,155 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-07 18:48:42,155 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-07 18:48:42,156 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-07 18:48:42,156 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-07 18:48:42,156 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,156 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,156 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,156 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,156 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,156 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,156 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-07 18:48:42,157 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-07 18:48:42,157 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-07 18:48:42,157 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-07 18:48:42,157 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-07 18:48:42,157 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-07 18:48:42,157 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-07 18:48:42,157 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-07 18:48:42,157 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-07 18:48:42,157 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-07 18:48:42,158 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-07 18:48:42,158 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-07 18:48:42,158 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-07 18:48:42,158 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-07 18:48:42,158 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-07 18:48:42,158 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-11-07 18:48:42,158 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,158 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,158 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,158 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,159 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:42,159 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-07 18:48:42,159 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-07 18:48:42,159 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-07 18:48:42,159 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-07 18:48:42,159 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-07 18:48:42,159 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-07 18:48:42,159 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-07 18:48:42,159 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-07 18:48:42,160 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-07 18:48:42,160 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-07 18:48:42,160 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-07 18:48:42,160 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-07 18:48:42,160 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-07 18:48:42,160 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-07 18:48:42,160 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-07 18:48:42,160 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-07 18:48:42,160 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-07 18:48:42,161 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-07 18:48:42,161 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-07 18:48:42,161 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 18:48:42,161 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7) (= ~a21~0 1)) [2018-11-07 18:48:42,161 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 18:48:42,161 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 18:48:42,161 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a19~0)|)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 |old(~a28~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|))) [2018-11-07 18:48:42,162 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-07 18:48:42,162 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (not (= ~a28~0 8))) (.cse1 (= |old(~a17~0)| ~a17~0))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and (<= ~a17~0 7) .cse0) (not (= 0 |old(~a11~0)|)) (and (= 9 ~a28~0) (= 8 ~a17~0) (= 1 ~a19~0)) (not (= 0 |old(~a25~0)|)) (and .cse1 .cse0 (not (= ~a28~0 9))) (not (= 1 |old(~a19~0)|)) (and (not (= ~a25~0 1)) .cse1 .cse0) (not (= 8 |old(~a17~0)|)) (and .cse1 (not (= ~a11~0 1))))) [2018-11-07 18:48:42,162 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-07 18:48:42,162 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-07 18:48:42,162 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse1 (= |old(~a17~0)| ~a17~0)) (.cse0 (not (= ~a28~0 8)))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and (<= ~a17~0 7) .cse0) (not (= 0 |old(~a11~0)|)) (and (= 9 ~a28~0) (= 8 ~a17~0) (= 1 ~a19~0)) (not (= 0 |old(~a25~0)|)) (and .cse1 (not (= ~a11~0 1))) (and .cse1 .cse0 (not (= ~a28~0 9))) (not (= 1 |old(~a19~0)|)) (and (not (= ~a25~0 1)) .cse1 .cse0) (not (= 8 |old(~a17~0)|)))) [2018-11-07 18:48:42,162 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-07 18:48:42,162 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-07 18:48:42,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 06:48:42 BoogieIcfgContainer [2018-11-07 18:48:42,175 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 18:48:42,176 INFO L168 Benchmark]: Toolchain (without parser) took 73951.02 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 584.6 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:42,177 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 18:48:42,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.56 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:42,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.64 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 715.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -798.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:42,180 INFO L168 Benchmark]: Boogie Preprocessor took 99.63 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 18:48:42,180 INFO L168 Benchmark]: RCFGBuilder took 3755.04 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 106.2 MB). Peak memory consumption was 106.2 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:42,181 INFO L168 Benchmark]: TraceAbstraction took 69228.55 ms. Allocated memory was 2.2 GB in the beginning and 3.4 GB in the end (delta: 1.2 GB). Free memory was 2.1 GB in the beginning and 2.7 GB in the end (delta: -692.2 MB). Peak memory consumption was 519.5 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:42,185 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 728.56 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 132.64 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 715.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -798.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.63 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3755.04 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 106.2 MB). Peak memory consumption was 106.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 69228.55 ms. Allocated memory was 2.2 GB in the beginning and 3.4 GB in the end (delta: 1.2 GB). Free memory was 2.1 GB in the beginning and 2.7 GB in the end (delta: -692.2 MB). Peak memory consumption was 519.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 502]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((!(1 == a21) || !(7 == \old(a28))) || (a17 <= 7 && !(a28 == 8))) || !(0 == \old(a11))) || ((9 == a28 && 8 == a17) && 1 == a19)) || !(0 == \old(a25))) || ((\old(a17) == a17 && !(a28 == 8)) && !(a28 == 9))) || !(1 == \old(a19))) || ((!(a25 == 1) && \old(a17) == a17) && !(a28 == 8))) || !(8 == \old(a17))) || (\old(a17) == a17 && !(a11 == 1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 69.1s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 54.3s AutomataDifference, 0.0s DeadEndRemovalTime, 3.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1369 SDtfs, 8885 SDslu, 2248 SDs, 0 SdLazy, 13258 SolverSat, 2085 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.7s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 873 GetRequests, 745 SyntacticMatches, 8 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 681 ImplicationChecksByTransitivity, 6.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2899occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.2s AbstIntTime, 3 AbstIntIterations, 2 AbstIntStrong, 0.9976481335593377 AbsIntWeakeningRatio, 0.1880108991825613 AbsIntAvgWeakeningVarsNumRemoved, 26.337874659400544 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 62 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 102 PreInvPairs, 182 NumberOfFragments, 542 HoareAnnotationTreeSize, 102 FomulaSimplifications, 5932 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4848 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 1694 NumberOfCodeBlocks, 1694 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1870 ConstructedInterpolants, 0 QuantifiedInterpolants, 1434393 SizeOfPredicates, 0 NumberOfNonLiveVariables, 497 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 581/617 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...