java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label04_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 23:59:05,383 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 23:59:05,385 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 23:59:05,398 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 23:59:05,398 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 23:59:05,399 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 23:59:05,401 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 23:59:05,402 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 23:59:05,404 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 23:59:05,405 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 23:59:05,406 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 23:59:05,406 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 23:59:05,407 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 23:59:05,408 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 23:59:05,412 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 23:59:05,413 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 23:59:05,414 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 23:59:05,416 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 23:59:05,421 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 23:59:05,426 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 23:59:05,431 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 23:59:05,432 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 23:59:05,437 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 23:59:05,437 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 23:59:05,437 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 23:59:05,439 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 23:59:05,440 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 23:59:05,444 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 23:59:05,444 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 23:59:05,445 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 23:59:05,446 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 23:59:05,448 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-24 23:59:05,453 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-24 23:59:05,479 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 23:59:05,480 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 23:59:05,481 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 23:59:05,481 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-24 23:59:05,481 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-24 23:59:05,481 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-24 23:59:05,481 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-24 23:59:05,482 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-24 23:59:05,482 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-24 23:59:05,482 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-24 23:59:05,482 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-24 23:59:05,482 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-24 23:59:05,483 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-24 23:59:05,483 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-24 23:59:05,484 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 23:59:05,484 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 23:59:05,484 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 23:59:05,484 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 23:59:05,484 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 23:59:05,485 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 23:59:05,485 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 23:59:05,485 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 23:59:05,485 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 23:59:05,485 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 23:59:05,486 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 23:59:05,486 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 23:59:05,486 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 23:59:05,486 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 23:59:05,486 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 23:59:05,487 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 23:59:05,487 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-24 23:59:05,487 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 23:59:05,487 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 23:59:05,487 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 23:59:05,487 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 23:59:05,488 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-24 23:59:05,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 23:59:05,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 23:59:05,551 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 23:59:05,552 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 23:59:05,552 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 23:59:05,553 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label04_true-unreach-call_false-termination.c [2018-10-24 23:59:05,610 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/aa9f4caec/094dbd986d934b15b69d2024c0aaa8a2/FLAG4c408bf73 [2018-10-24 23:59:06,191 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 23:59:06,193 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label04_true-unreach-call_false-termination.c [2018-10-24 23:59:06,209 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/aa9f4caec/094dbd986d934b15b69d2024c0aaa8a2/FLAG4c408bf73 [2018-10-24 23:59:06,225 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/aa9f4caec/094dbd986d934b15b69d2024c0aaa8a2 [2018-10-24 23:59:06,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 23:59:06,239 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 23:59:06,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 23:59:06,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 23:59:06,245 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 23:59:06,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:59:06" (1/1) ... [2018-10-24 23:59:06,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62cedf44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06, skipping insertion in model container [2018-10-24 23:59:06,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:59:06" (1/1) ... [2018-10-24 23:59:06,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 23:59:06,321 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 23:59:06,828 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 23:59:06,832 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 23:59:06,953 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 23:59:06,970 INFO L193 MainTranslator]: Completed translation [2018-10-24 23:59:06,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06 WrapperNode [2018-10-24 23:59:06,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 23:59:06,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 23:59:06,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 23:59:06,972 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 23:59:06,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06" (1/1) ... [2018-10-24 23:59:07,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06" (1/1) ... [2018-10-24 23:59:07,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 23:59:07,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 23:59:07,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 23:59:07,194 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 23:59:07,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06" (1/1) ... [2018-10-24 23:59:07,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06" (1/1) ... [2018-10-24 23:59:07,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06" (1/1) ... [2018-10-24 23:59:07,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06" (1/1) ... [2018-10-24 23:59:07,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06" (1/1) ... [2018-10-24 23:59:07,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06" (1/1) ... [2018-10-24 23:59:07,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06" (1/1) ... [2018-10-24 23:59:07,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 23:59:07,296 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 23:59:07,296 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 23:59:07,296 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 23:59:07,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-24 23:59:07,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-24 23:59:07,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-24 23:59:07,374 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-24 23:59:07,374 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-24 23:59:07,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 23:59:07,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 23:59:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-24 23:59:07,376 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-24 23:59:10,590 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 23:59:10,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:59:10 BoogieIcfgContainer [2018-10-24 23:59:10,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 23:59:10,592 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 23:59:10,592 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 23:59:10,595 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 23:59:10,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:59:06" (1/3) ... [2018-10-24 23:59:10,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ca540f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:59:10, skipping insertion in model container [2018-10-24 23:59:10,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:59:06" (2/3) ... [2018-10-24 23:59:10,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ca540f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:59:10, skipping insertion in model container [2018-10-24 23:59:10,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:59:10" (3/3) ... [2018-10-24 23:59:10,599 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label04_true-unreach-call_false-termination.c [2018-10-24 23:59:10,609 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 23:59:10,617 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 23:59:10,635 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 23:59:10,673 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 23:59:10,674 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 23:59:10,674 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 23:59:10,674 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 23:59:10,674 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 23:59:10,676 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 23:59:10,676 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 23:59:10,676 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 23:59:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-10-24 23:59:10,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-24 23:59:10,716 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 23:59:10,718 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] [2018-10-24 23:59:10,720 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 23:59:10,726 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 23:59:10,726 INFO L82 PathProgramCache]: Analyzing trace with hash 576878093, now seen corresponding path program 1 times [2018-10-24 23:59:10,728 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 23:59:10,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 23:59:10,777 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 23:59:10,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 23:59:10,778 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 23:59:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 23:59:11,382 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-24 23:59:11,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 23:59:11,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 23:59:11,605 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 23:59:11,605 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 23:59:11,611 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 23:59:11,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 23:59:11,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 23:59:11,633 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-10-24 23:59:13,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 23:59:13,368 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-10-24 23:59:13,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 23:59:13,370 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2018-10-24 23:59:13,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 23:59:13,390 INFO L225 Difference]: With dead ends: 550 [2018-10-24 23:59:13,391 INFO L226 Difference]: Without dead ends: 340 [2018-10-24 23:59:13,398 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 23:59:13,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-10-24 23:59:13,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-10-24 23:59:13,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-10-24 23:59:13,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 553 transitions. [2018-10-24 23:59:13,474 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 553 transitions. Word has length 103 [2018-10-24 23:59:13,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 23:59:13,475 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 553 transitions. [2018-10-24 23:59:13,475 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 23:59:13,475 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 553 transitions. [2018-10-24 23:59:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-24 23:59:13,486 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 23:59:13,487 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-24 23:59:13,490 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 23:59:13,490 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 23:59:13,490 INFO L82 PathProgramCache]: Analyzing trace with hash 58234702, now seen corresponding path program 1 times [2018-10-24 23:59:13,490 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 23:59:13,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 23:59:13,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 23:59:13,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 23:59:13,493 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 23:59:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 23:59:13,764 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-24 23:59:14,007 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 23:59:14,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 23:59:14,008 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-24 23:59:14,008 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 23:59:14,010 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-24 23:59:14,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-24 23:59:14,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-24 23:59:14,011 INFO L87 Difference]: Start difference. First operand 340 states and 553 transitions. Second operand 6 states. [2018-10-24 23:59:15,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 23:59:15,764 INFO L93 Difference]: Finished difference Result 1075 states and 1835 transitions. [2018-10-24 23:59:15,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-24 23:59:15,765 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 114 [2018-10-24 23:59:15,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 23:59:15,780 INFO L225 Difference]: With dead ends: 1075 [2018-10-24 23:59:15,780 INFO L226 Difference]: Without dead ends: 741 [2018-10-24 23:59:15,787 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-24 23:59:15,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2018-10-24 23:59:15,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 724. [2018-10-24 23:59:15,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 724 states. [2018-10-24 23:59:15,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1145 transitions. [2018-10-24 23:59:15,853 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1145 transitions. Word has length 114 [2018-10-24 23:59:15,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 23:59:15,854 INFO L481 AbstractCegarLoop]: Abstraction has 724 states and 1145 transitions. [2018-10-24 23:59:15,854 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-24 23:59:15,854 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1145 transitions. [2018-10-24 23:59:15,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-24 23:59:15,860 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 23:59:15,860 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 23:59:15,861 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 23:59:15,861 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 23:59:15,861 INFO L82 PathProgramCache]: Analyzing trace with hash 1208092159, now seen corresponding path program 1 times [2018-10-24 23:59:15,862 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 23:59:15,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 23:59:15,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 23:59:15,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 23:59:15,863 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 23:59:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 23:59:16,097 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 23:59:16,097 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 23:59:16,098 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-24 23:59:16,099 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 140 with the following transitions: [2018-10-24 23:59:16,101 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [17], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-24 23:59:16,164 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-24 23:59:16,165 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-24 23:59:17,394 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-24 23:59:17,396 INFO L272 AbstractInterpreter]: Visited 107 different actions 207 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-24 23:59:17,430 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 23:59:17,431 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-24 23:59:18,417 INFO L232 lantSequenceWeakener]: Weakened 111 states. On average, predicates are now at 80.59% of their original sizes. [2018-10-24 23:59:18,418 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-24 23:59:21,268 INFO L413 sIntCurrentIteration]: We have 138 unified AI predicates [2018-10-24 23:59:21,268 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-24 23:59:21,269 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 23:59:21,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [6] total 19 [2018-10-24 23:59:21,270 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 23:59:21,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-24 23:59:21,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-24 23:59:21,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2018-10-24 23:59:21,272 INFO L87 Difference]: Start difference. First operand 724 states and 1145 transitions. Second operand 15 states. [2018-10-24 23:59:43,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 23:59:43,316 INFO L93 Difference]: Finished difference Result 2652 states and 4243 transitions. [2018-10-24 23:59:43,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-10-24 23:59:43,316 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 139 [2018-10-24 23:59:43,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 23:59:43,328 INFO L225 Difference]: With dead ends: 2652 [2018-10-24 23:59:43,329 INFO L226 Difference]: Without dead ends: 1934 [2018-10-24 23:59:43,333 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 145 GetRequests, 42 SyntacticMatches, 83 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 730 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=112, Invalid=350, Unknown=0, NotChecked=0, Total=462 [2018-10-24 23:59:43,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1934 states. [2018-10-24 23:59:43,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1934 to 1904. [2018-10-24 23:59:43,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1904 states. [2018-10-24 23:59:43,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1904 states and 2477 transitions. [2018-10-24 23:59:43,397 INFO L78 Accepts]: Start accepts. Automaton has 1904 states and 2477 transitions. Word has length 139 [2018-10-24 23:59:43,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 23:59:43,398 INFO L481 AbstractCegarLoop]: Abstraction has 1904 states and 2477 transitions. [2018-10-24 23:59:43,398 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-24 23:59:43,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2477 transitions. [2018-10-24 23:59:43,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-24 23:59:43,404 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 23:59:43,404 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 23:59:43,405 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 23:59:43,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 23:59:43,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1202737980, now seen corresponding path program 1 times [2018-10-24 23:59:43,405 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 23:59:43,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 23:59:43,407 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 23:59:43,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 23:59:43,407 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 23:59:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 23:59:43,682 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-24 23:59:43,683 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 23:59:43,683 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-24 23:59:43,683 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 153 with the following transitions: [2018-10-24 23:59:43,684 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-24 23:59:43,689 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-24 23:59:43,690 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-24 23:59:43,925 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-24 23:59:43,925 INFO L272 AbstractInterpreter]: Visited 108 different actions 210 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-24 23:59:43,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 23:59:43,932 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-24 23:59:44,311 INFO L232 lantSequenceWeakener]: Weakened 149 states. On average, predicates are now at 80.35% of their original sizes. [2018-10-24 23:59:44,311 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-24 23:59:44,477 INFO L413 sIntCurrentIteration]: We have 151 unified AI predicates [2018-10-24 23:59:44,477 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-24 23:59:44,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 23:59:44,478 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-10-24 23:59:44,478 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 23:59:44,478 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-24 23:59:44,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-24 23:59:44,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-24 23:59:44,479 INFO L87 Difference]: Start difference. First operand 1904 states and 2477 transitions. Second operand 10 states. [2018-10-24 23:59:52,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 23:59:52,563 INFO L93 Difference]: Finished difference Result 3596 states and 4783 transitions. [2018-10-24 23:59:52,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-24 23:59:52,563 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 152 [2018-10-24 23:59:52,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 23:59:52,573 INFO L225 Difference]: With dead ends: 3596 [2018-10-24 23:59:52,573 INFO L226 Difference]: Without dead ends: 2045 [2018-10-24 23:59:52,579 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 159 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-10-24 23:59:52,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2045 states. [2018-10-24 23:59:52,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2045 to 2042. [2018-10-24 23:59:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2042 states. [2018-10-24 23:59:52,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 2042 states and 2631 transitions. [2018-10-24 23:59:52,636 INFO L78 Accepts]: Start accepts. Automaton has 2042 states and 2631 transitions. Word has length 152 [2018-10-24 23:59:52,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 23:59:52,637 INFO L481 AbstractCegarLoop]: Abstraction has 2042 states and 2631 transitions. [2018-10-24 23:59:52,637 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-24 23:59:52,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2631 transitions. [2018-10-24 23:59:52,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-24 23:59:52,643 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 23:59:52,643 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-10-24 23:59:52,644 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 23:59:52,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 23:59:52,644 INFO L82 PathProgramCache]: Analyzing trace with hash 947455991, now seen corresponding path program 1 times [2018-10-24 23:59:52,644 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 23:59:52,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 23:59:52,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 23:59:52,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 23:59:52,645 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 23:59:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 23:59:52,799 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-24 23:59:52,799 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 23:59:52,800 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-24 23:59:52,800 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 165 with the following transitions: [2018-10-24 23:59:52,800 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-24 23:59:52,805 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-24 23:59:52,805 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-24 23:59:53,250 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-24 23:59:53,250 INFO L272 AbstractInterpreter]: Visited 109 different actions 330 times. Merged at 7 different actions 25 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 42 variables. [2018-10-24 23:59:53,258 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 23:59:53,258 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-24 23:59:54,475 INFO L232 lantSequenceWeakener]: Weakened 5 states. On average, predicates are now at 81% of their original sizes. [2018-10-24 23:59:54,475 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-24 23:59:58,019 INFO L413 sIntCurrentIteration]: We have 163 unified AI predicates [2018-10-24 23:59:58,020 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-24 23:59:58,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 23:59:58,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [5] total 15 [2018-10-24 23:59:58,020 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 23:59:58,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-24 23:59:58,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-24 23:59:58,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2018-10-24 23:59:58,022 INFO L87 Difference]: Start difference. First operand 2042 states and 2631 transitions. Second operand 12 states. [2018-10-25 00:00:08,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:00:08,192 INFO L93 Difference]: Finished difference Result 5136 states and 6928 transitions. [2018-10-25 00:00:08,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-25 00:00:08,193 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 164 [2018-10-25 00:00:08,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:00:08,211 INFO L225 Difference]: With dead ends: 5136 [2018-10-25 00:00:08,212 INFO L226 Difference]: Without dead ends: 3585 [2018-10-25 00:00:08,220 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 167 GetRequests, 38 SyntacticMatches, 115 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 589 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2018-10-25 00:00:08,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3585 states. [2018-10-25 00:00:08,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3585 to 3569. [2018-10-25 00:00:08,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3569 states. [2018-10-25 00:00:08,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3569 states to 3569 states and 4506 transitions. [2018-10-25 00:00:08,731 INFO L78 Accepts]: Start accepts. Automaton has 3569 states and 4506 transitions. Word has length 164 [2018-10-25 00:00:08,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:00:08,731 INFO L481 AbstractCegarLoop]: Abstraction has 3569 states and 4506 transitions. [2018-10-25 00:00:08,731 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-25 00:00:08,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3569 states and 4506 transitions. [2018-10-25 00:00:08,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-25 00:00:08,740 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:00:08,741 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-10-25 00:00:08,741 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:00:08,741 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:00:08,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1287400588, now seen corresponding path program 1 times [2018-10-25 00:00:08,742 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:00:08,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:00:08,742 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:00:08,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:00:08,743 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:00:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:00:09,026 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 88 proven. 20 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-10-25 00:00:09,026 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:00:09,026 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:00:09,026 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 185 with the following transitions: [2018-10-25 00:00:09,027 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:00:09,031 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:00:09,031 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:00:10,334 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:00:10,334 INFO L272 AbstractInterpreter]: Visited 111 different actions 572 times. Merged at 10 different actions 64 times. Widened at 1 different actions 8 times. Found 12 fixpoints after 4 different actions. Largest state had 42 variables. [2018-10-25 00:00:10,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:00:10,346 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:00:10,346 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:00:10,346 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-25 00:00:10,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:00:10,357 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:00:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:00:10,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:00:10,714 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 82 proven. 2 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-25 00:00:10,715 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:00:11,648 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 88 proven. 20 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-10-25 00:00:11,671 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:00:11,671 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2018-10-25 00:00:11,671 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:00:11,672 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-25 00:00:11,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-25 00:00:11,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-10-25 00:00:11,672 INFO L87 Difference]: Start difference. First operand 3569 states and 4506 transitions. Second operand 8 states. [2018-10-25 00:00:16,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:00:16,436 INFO L93 Difference]: Finished difference Result 10671 states and 14514 transitions. [2018-10-25 00:00:16,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-10-25 00:00:16,437 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 184 [2018-10-25 00:00:16,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:00:16,459 INFO L225 Difference]: With dead ends: 10671 [2018-10-25 00:00:16,459 INFO L226 Difference]: Without dead ends: 4070 [2018-10-25 00:00:16,499 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 413 GetRequests, 383 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2018-10-25 00:00:16,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4070 states. [2018-10-25 00:00:16,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4070 to 4029. [2018-10-25 00:00:16,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4029 states. [2018-10-25 00:00:16,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 4682 transitions. [2018-10-25 00:00:16,617 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 4682 transitions. Word has length 184 [2018-10-25 00:00:16,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:00:16,617 INFO L481 AbstractCegarLoop]: Abstraction has 4029 states and 4682 transitions. [2018-10-25 00:00:16,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-25 00:00:16,617 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 4682 transitions. [2018-10-25 00:00:16,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-25 00:00:16,628 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:00:16,629 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:00:16,629 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:00:16,629 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:00:16,629 INFO L82 PathProgramCache]: Analyzing trace with hash 1873320624, now seen corresponding path program 1 times [2018-10-25 00:00:16,630 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:00:16,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:00:16,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:00:16,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:00:16,631 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:00:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:00:17,157 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-25 00:00:17,321 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-25 00:00:17,322 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:00:17,322 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:00:17,322 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 186 with the following transitions: [2018-10-25 00:00:17,322 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:00:17,327 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:00:17,327 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:00:17,787 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:00:17,787 INFO L272 AbstractInterpreter]: Visited 108 different actions 210 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-25 00:00:17,821 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:00:17,822 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:00:18,880 INFO L232 lantSequenceWeakener]: Weakened 121 states. On average, predicates are now at 80.55% of their original sizes. [2018-10-25 00:00:18,881 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:00:22,626 INFO L413 sIntCurrentIteration]: We have 184 unified AI predicates [2018-10-25 00:00:22,627 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:00:22,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:00:22,627 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [6] total 19 [2018-10-25 00:00:22,628 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:00:22,628 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-25 00:00:22,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-25 00:00:22,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2018-10-25 00:00:22,629 INFO L87 Difference]: Start difference. First operand 4029 states and 4682 transitions. Second operand 15 states. [2018-10-25 00:00:32,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:00:32,845 INFO L93 Difference]: Finished difference Result 8156 states and 9557 transitions. [2018-10-25 00:00:32,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-10-25 00:00:32,846 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 185 [2018-10-25 00:00:32,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:00:32,864 INFO L225 Difference]: With dead ends: 8156 [2018-10-25 00:00:32,864 INFO L226 Difference]: Without dead ends: 4680 [2018-10-25 00:00:32,880 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 191 GetRequests, 55 SyntacticMatches, 116 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 819 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2018-10-25 00:00:32,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4680 states. [2018-10-25 00:00:32,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4680 to 4674. [2018-10-25 00:00:32,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4674 states. [2018-10-25 00:00:32,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4674 states to 4674 states and 5373 transitions. [2018-10-25 00:00:32,998 INFO L78 Accepts]: Start accepts. Automaton has 4674 states and 5373 transitions. Word has length 185 [2018-10-25 00:00:32,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:00:32,999 INFO L481 AbstractCegarLoop]: Abstraction has 4674 states and 5373 transitions. [2018-10-25 00:00:32,999 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-25 00:00:32,999 INFO L276 IsEmpty]: Start isEmpty. Operand 4674 states and 5373 transitions. [2018-10-25 00:00:33,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-25 00:00:33,011 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:00:33,011 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:00:33,011 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:00:33,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:00:33,012 INFO L82 PathProgramCache]: Analyzing trace with hash 1933368109, now seen corresponding path program 1 times [2018-10-25 00:00:33,012 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:00:33,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:00:33,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:00:33,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:00:33,013 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:00:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:00:33,229 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 90 proven. 44 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-25 00:00:33,230 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:00:33,230 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:00:33,230 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 195 with the following transitions: [2018-10-25 00:00:33,230 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:00:33,233 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:00:33,233 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:00:34,162 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:00:34,162 INFO L272 AbstractInterpreter]: Visited 110 different actions 445 times. Merged at 9 different actions 41 times. Widened at 1 different actions 1 times. Found 8 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-25 00:00:34,172 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:00:34,172 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:00:34,172 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:00:34,172 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:00:34,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:00:34,188 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:00:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:00:34,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:00:34,415 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 108 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-25 00:00:34,415 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:00:34,537 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 96 proven. 36 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-25 00:00:34,558 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:00:34,559 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-10-25 00:00:34,559 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:00:34,559 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-25 00:00:34,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-25 00:00:34,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-10-25 00:00:34,560 INFO L87 Difference]: Start difference. First operand 4674 states and 5373 transitions. Second operand 11 states. [2018-10-25 00:00:37,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:00:37,592 INFO L93 Difference]: Finished difference Result 13797 states and 16919 transitions. [2018-10-25 00:00:37,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-25 00:00:37,592 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 194 [2018-10-25 00:00:37,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:00:37,644 INFO L225 Difference]: With dead ends: 13797 [2018-10-25 00:00:37,644 INFO L226 Difference]: Without dead ends: 10045 [2018-10-25 00:00:37,669 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 411 GetRequests, 391 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2018-10-25 00:00:37,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10045 states. [2018-10-25 00:00:37,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10045 to 9741. [2018-10-25 00:00:37,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9741 states. [2018-10-25 00:00:37,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9741 states to 9741 states and 11508 transitions. [2018-10-25 00:00:37,947 INFO L78 Accepts]: Start accepts. Automaton has 9741 states and 11508 transitions. Word has length 194 [2018-10-25 00:00:37,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:00:37,948 INFO L481 AbstractCegarLoop]: Abstraction has 9741 states and 11508 transitions. [2018-10-25 00:00:37,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-25 00:00:37,948 INFO L276 IsEmpty]: Start isEmpty. Operand 9741 states and 11508 transitions. [2018-10-25 00:00:37,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-10-25 00:00:37,969 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:00:37,970 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:00:37,970 INFO L424 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:00:37,970 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:00:37,970 INFO L82 PathProgramCache]: Analyzing trace with hash -443887941, now seen corresponding path program 1 times [2018-10-25 00:00:37,970 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:00:37,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:00:37,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:00:37,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:00:37,972 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:00:38,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:00:38,521 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-25 00:00:38,707 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 141 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-25 00:00:38,708 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:00:38,708 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:00:38,708 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 204 with the following transitions: [2018-10-25 00:00:38,708 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [173], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:00:38,711 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:00:38,711 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:00:39,276 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:00:39,276 INFO L272 AbstractInterpreter]: Visited 109 different actions 319 times. Merged at 7 different actions 14 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 42 variables. [2018-10-25 00:00:39,306 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:00:39,306 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:00:40,501 INFO L232 lantSequenceWeakener]: Weakened 64 states. On average, predicates are now at 80.98% of their original sizes. [2018-10-25 00:00:40,502 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:00:43,761 INFO L413 sIntCurrentIteration]: We have 202 unified AI predicates [2018-10-25 00:00:43,762 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:00:43,762 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:00:43,762 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [6] total 17 [2018-10-25 00:00:43,762 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:00:43,763 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-25 00:00:43,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-25 00:00:43,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-10-25 00:00:43,764 INFO L87 Difference]: Start difference. First operand 9741 states and 11508 transitions. Second operand 13 states. [2018-10-25 00:00:56,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:00:56,945 INFO L93 Difference]: Finished difference Result 19673 states and 23331 transitions. [2018-10-25 00:00:56,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-25 00:00:56,946 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 203 [2018-10-25 00:00:56,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:00:56,975 INFO L225 Difference]: With dead ends: 19673 [2018-10-25 00:00:56,975 INFO L226 Difference]: Without dead ends: 10857 [2018-10-25 00:00:56,996 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 207 GetRequests, 77 SyntacticMatches, 114 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 721 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2018-10-25 00:00:57,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10857 states. [2018-10-25 00:00:57,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10857 to 10850. [2018-10-25 00:00:57,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10850 states. [2018-10-25 00:00:57,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10850 states to 10850 states and 12729 transitions. [2018-10-25 00:00:57,260 INFO L78 Accepts]: Start accepts. Automaton has 10850 states and 12729 transitions. Word has length 203 [2018-10-25 00:00:57,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:00:57,260 INFO L481 AbstractCegarLoop]: Abstraction has 10850 states and 12729 transitions. [2018-10-25 00:00:57,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-25 00:00:57,260 INFO L276 IsEmpty]: Start isEmpty. Operand 10850 states and 12729 transitions. [2018-10-25 00:00:57,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-25 00:00:57,285 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:00:57,285 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-10-25 00:00:57,286 INFO L424 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:00:57,286 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:00:57,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1349439048, now seen corresponding path program 1 times [2018-10-25 00:00:57,286 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:00:57,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:00:57,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:00:57,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:00:57,289 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:00:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:00:57,530 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 112 proven. 65 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-25 00:00:57,530 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:00:57,530 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:00:57,531 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 215 with the following transitions: [2018-10-25 00:00:57,531 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:00:57,533 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:00:57,533 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:00:58,495 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:00:58,495 INFO L272 AbstractInterpreter]: Visited 111 different actions 455 times. Merged at 10 different actions 47 times. Widened at 1 different actions 1 times. Found 10 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-25 00:00:58,510 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:00:58,510 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:00:58,510 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:00:58,510 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:00:58,521 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:00:58,521 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:00:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:00:58,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:00:58,683 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 136 proven. 2 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-25 00:00:58,683 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:00:58,777 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 118 proven. 20 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-25 00:00:58,799 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:00:58,799 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2018-10-25 00:00:58,799 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:00:58,800 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-25 00:00:58,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-25 00:00:58,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2018-10-25 00:00:58,801 INFO L87 Difference]: Start difference. First operand 10850 states and 12729 transitions. Second operand 12 states. [2018-10-25 00:01:04,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:01:04,520 INFO L93 Difference]: Finished difference Result 25124 states and 30928 transitions. [2018-10-25 00:01:04,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-10-25 00:01:04,521 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 214 [2018-10-25 00:01:04,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:01:04,575 INFO L225 Difference]: With dead ends: 25124 [2018-10-25 00:01:04,575 INFO L226 Difference]: Without dead ends: 14468 [2018-10-25 00:01:04,603 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 509 GetRequests, 460 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 679 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=521, Invalid=1929, Unknown=0, NotChecked=0, Total=2450 [2018-10-25 00:01:04,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14468 states. [2018-10-25 00:01:04,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14468 to 13499. [2018-10-25 00:01:04,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13499 states. [2018-10-25 00:01:04,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13499 states to 13499 states and 16234 transitions. [2018-10-25 00:01:04,982 INFO L78 Accepts]: Start accepts. Automaton has 13499 states and 16234 transitions. Word has length 214 [2018-10-25 00:01:04,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:01:04,982 INFO L481 AbstractCegarLoop]: Abstraction has 13499 states and 16234 transitions. [2018-10-25 00:01:04,982 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-25 00:01:04,982 INFO L276 IsEmpty]: Start isEmpty. Operand 13499 states and 16234 transitions. [2018-10-25 00:01:05,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-25 00:01:05,016 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:05,016 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-25 00:01:05,017 INFO L424 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:05,017 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:05,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1064757001, now seen corresponding path program 1 times [2018-10-25 00:01:05,017 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:05,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:05,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:05,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:05,018 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:05,972 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-25 00:01:06,009 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 167 proven. 45 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-25 00:01:06,010 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:01:06,010 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:01:06,010 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 220 with the following transitions: [2018-10-25 00:01:06,010 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [105], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:01:06,013 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:01:06,013 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:01:06,939 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:01:06,940 INFO L272 AbstractInterpreter]: Visited 110 different actions 441 times. Merged at 9 different actions 37 times. Widened at 1 different actions 1 times. Found 7 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-25 00:01:06,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:06,950 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:01:06,950 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:01:06,950 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:01:06,959 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:06,960 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:01:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:07,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:01:07,228 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 150 proven. 19 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-25 00:01:07,229 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:01:07,766 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 167 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-25 00:01:07,788 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:01:07,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 12 [2018-10-25 00:01:07,788 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:01:07,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-25 00:01:07,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-25 00:01:07,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-10-25 00:01:07,789 INFO L87 Difference]: Start difference. First operand 13499 states and 16234 transitions. Second operand 11 states. [2018-10-25 00:01:11,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:01:11,714 INFO L93 Difference]: Finished difference Result 27887 states and 35890 transitions. [2018-10-25 00:01:11,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-10-25 00:01:11,714 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 219 [2018-10-25 00:01:11,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:01:11,715 INFO L225 Difference]: With dead ends: 27887 [2018-10-25 00:01:11,715 INFO L226 Difference]: Without dead ends: 0 [2018-10-25 00:01:11,799 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 498 GetRequests, 455 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 480 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=332, Invalid=1390, Unknown=0, NotChecked=0, Total=1722 [2018-10-25 00:01:11,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-25 00:01:11,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-25 00:01:11,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-25 00:01:11,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-25 00:01:11,801 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 219 [2018-10-25 00:01:11,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:01:11,801 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-25 00:01:11,801 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-25 00:01:11,801 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-25 00:01:11,801 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-25 00:01:11,806 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-25 00:01:12,095 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2018-10-25 00:01:12,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:12,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:12,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:12,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:12,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:12,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:12,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:12,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:12,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:12,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:12,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:12,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:12,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:13,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:14,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:15,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,198 WARN L179 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 604 DAG size of output: 346 [2018-10-25 00:01:16,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:16,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:17,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:18,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:18,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:01:18,033 WARN L179 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 584 DAG size of output: 319 [2018-10-25 00:01:18,139 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 54 [2018-10-25 00:01:18,517 WARN L179 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 86 [2018-10-25 00:01:23,307 WARN L179 SmtUtils]: Spent 4.73 s on a formula simplification. DAG size of input: 515 DAG size of output: 187 [2018-10-25 00:01:26,800 WARN L179 SmtUtils]: Spent 3.46 s on a formula simplification. DAG size of input: 363 DAG size of output: 131 [2018-10-25 00:01:29,331 WARN L179 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 340 DAG size of output: 129 [2018-10-25 00:01:29,336 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:01:29,336 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a8~0 |old(~a8~0)|) (= ~a7~0 |old(~a7~0)|) (= |old(~a20~0)| ~a20~0) (= ~a17~0 |old(~a17~0)|) (<= ~a21~0 |old(~a21~0)|) (= |old(~a16~0)| ~a16~0)) [2018-10-25 00:01:29,336 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:01:29,336 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-10-25 00:01:29,337 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-10-25 00:01:29,337 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,337 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,337 INFO L425 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,337 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,337 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,337 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,338 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-10-25 00:01:29,338 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-10-25 00:01:29,338 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-10-25 00:01:29,338 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-10-25 00:01:29,338 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-10-25 00:01:29,338 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-10-25 00:01:29,338 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-10-25 00:01:29,338 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-25 00:01:29,338 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-10-25 00:01:29,339 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-10-25 00:01:29,339 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,339 INFO L425 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,339 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,339 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,339 INFO L425 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,339 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,339 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-10-25 00:01:29,339 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-10-25 00:01:29,340 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-10-25 00:01:29,340 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-10-25 00:01:29,340 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-10-25 00:01:29,340 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-10-25 00:01:29,340 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-25 00:01:29,340 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-10-25 00:01:29,340 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-10-25 00:01:29,340 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-10-25 00:01:29,340 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-10-25 00:01:29,340 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-10-25 00:01:29,341 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-10-25 00:01:29,341 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-10-25 00:01:29,341 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-10-25 00:01:29,341 INFO L425 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,341 INFO L425 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,341 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,341 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,341 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,342 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-10-25 00:01:29,342 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-10-25 00:01:29,342 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-10-25 00:01:29,342 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-10-25 00:01:29,342 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-10-25 00:01:29,342 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-10-25 00:01:29,342 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-10-25 00:01:29,342 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-10-25 00:01:29,342 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-10-25 00:01:29,343 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,343 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,343 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,343 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,343 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,343 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-10-25 00:01:29,343 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-10-25 00:01:29,343 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-10-25 00:01:29,343 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-10-25 00:01:29,344 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-25 00:01:29,344 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-10-25 00:01:29,344 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-10-25 00:01:29,344 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-10-25 00:01:29,344 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-10-25 00:01:29,344 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-10-25 00:01:29,344 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-10-25 00:01:29,344 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-10-25 00:01:29,344 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-10-25 00:01:29,344 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,345 INFO L425 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,345 INFO L425 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,345 INFO L425 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,345 INFO L425 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,345 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-10-25 00:01:29,345 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-10-25 00:01:29,345 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-10-25 00:01:29,345 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-25 00:01:29,345 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-10-25 00:01:29,346 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-25 00:01:29,346 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-25 00:01:29,346 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-25 00:01:29,346 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-10-25 00:01:29,346 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,346 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,346 INFO L425 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,346 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,346 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,347 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,347 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-10-25 00:01:29,347 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,347 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-10-25 00:01:29,347 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-10-25 00:01:29,347 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-10-25 00:01:29,347 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-25 00:01:29,347 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-10-25 00:01:29,347 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-25 00:01:29,348 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-10-25 00:01:29,348 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-10-25 00:01:29,348 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-10-25 00:01:29,348 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-10-25 00:01:29,348 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-10-25 00:01:29,348 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-10-25 00:01:29,348 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-10-25 00:01:29,348 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,348 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,348 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,349 INFO L425 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,349 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,349 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-10-25 00:01:29,349 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-10-25 00:01:29,349 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-25 00:01:29,349 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-25 00:01:29,349 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-25 00:01:29,349 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-25 00:01:29,350 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-10-25 00:01:29,350 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 464) no Hoare annotation was computed. [2018-10-25 00:01:29,350 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-10-25 00:01:29,350 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,350 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,350 INFO L425 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,350 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,350 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,351 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-10-25 00:01:29,351 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-10-25 00:01:29,351 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-10-25 00:01:29,351 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-10-25 00:01:29,351 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-10-25 00:01:29,351 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-10-25 00:01:29,351 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-10-25 00:01:29,351 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-25 00:01:29,351 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-25 00:01:29,352 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-10-25 00:01:29,352 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse22 (= 1 |old(~a20~0)|))) (let ((.cse15 (= 1 |old(~a7~0)|)) (.cse0 (<= ~a8~0 |old(~a8~0)|)) (.cse1 (= 1 ~a7~0)) (.cse16 (= |old(~a20~0)| ~a20~0)) (.cse13 (= ~a17~0 |old(~a17~0)|)) (.cse33 (<= ~a21~0 |old(~a21~0)|)) (.cse3 (= |old(~a16~0)| ~a16~0)) (.cse14 (= ~a20~0 1)) (.cse34 (not .cse22)) (.cse9 (= |calculate_output_#in~input| 0)) (.cse30 (not (= 1 |old(~a21~0)|))) (.cse35 (= 0 |old(~a16~0)|)) (.cse32 (not (= 8 ~a12~0))) (.cse39 (= 0 |old(~a8~0)|)) (.cse40 (not (= 1 |old(~a17~0)|))) (.cse36 (not (= ~a16~0 0))) (.cse37 (not (= ~a8~0 0))) (.cse38 (= ~a17~0 1)) (.cse10 (= ~a12~0 8)) (.cse11 (= ~a21~0 1))) (let ((.cse8 (not (= |old(~a20~0)| 1))) (.cse2 (and .cse36 .cse37 .cse38 .cse10 .cse11)) (.cse6 (or .cse30 .cse35 .cse32 .cse39 .cse40)) (.cse17 (< 0 |old(~a20~0)|)) (.cse5 (= 13 |old(~a8~0)|)) (.cse4 (not (= ~a8~0 13))) (.cse27 (or .cse30 .cse34 .cse35 .cse32 .cse9 .cse39 .cse40)) (.cse25 (and .cse36 .cse37 .cse38 .cse10 .cse11 .cse14 (not .cse9))) (.cse20 (and .cse0 .cse1 .cse16 .cse13 .cse33 .cse3)) (.cse7 (not .cse15)) (.cse21 (< 0 |old(~a21~0)|)) (.cse23 (<= 15 ~a8~0)) (.cse24 (< |old(~a8~0)| 15)) (.cse29 (not (= 0 |old(~a7~0)|))) (.cse31 (not (= 15 |old(~a8~0)|))) (.cse26 (not (= 4 |old(~a16~0)|))) (.cse28 (< 0 |old(~a17~0)|)) (.cse18 (= 6 |old(~a16~0)|)) (.cse19 (< 13 |old(~a8~0)|)) (.cse12 (= ~a7~0 |old(~a7~0)|))) (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4) .cse5 .cse6 .cse7) (or (or (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= 3 ~c~0)) .cse8 .cse9 (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= ~x~0 24)) (not (= |old(~a17~0)| 1)) (not .cse10) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) (not (= |old(~a16~0)| 5)) (not (= |old(~a7~0)| 0)) (and (and (= ~a8~0 15) .cse11) .cse12 .cse13 .cse14 (= ~a16~0 5)) (not (= |old(~a8~0)| 15))) (or .cse15 .cse5 .cse6 (and .cse0 .cse12 .cse16 .cse2 .cse3 .cse4) .cse17) (or .cse18 .cse19 .cse20 .cse7 .cse21) (or .cse18 .cse15 .cse5 .cse6 (and .cse16 .cse4 .cse0 .cse12 .cse2 (= ~a16~0 |old(~a16~0)|)) .cse22) (or .cse18 .cse6 .cse23 .cse22 .cse24) (or (and .cse12 (and .cse0 .cse25 .cse3 .cse4)) .cse26 (or .cse27 .cse5)) (or .cse8 .cse5 .cse7 .cse28 (and .cse0 .cse1 .cse16 .cse13 .cse3 .cse4)) (or .cse7 .cse24 (and .cse0 .cse1 .cse23 .cse3)) (or .cse25 .cse27 .cse7) (or .cse18 .cse19 .cse6 .cse2) (or .cse19 (and (<= ~a8~0 13) .cse1 .cse2 .cse3) .cse6 .cse7) (or .cse11 (or (or .cse29 .cse30 .cse31 (not (= 5 |old(~a16~0)|)) .cse32) .cse28)) (or .cse23 .cse6 .cse24 .cse17) (or .cse18 .cse5 (and .cse0 .cse1 .cse16 .cse13 .cse33 .cse3 .cse4) .cse7 .cse28) (or .cse15 .cse5 .cse28 (and .cse0 .cse12 .cse16 .cse13 .cse33 .cse3 .cse4)) (or .cse19 .cse27 (and .cse0 .cse12 .cse25 .cse3)) (or .cse19 .cse20 (< |old(~a20~0)| 1) .cse7 .cse28 .cse21) (or .cse28 .cse23 .cse24) (or .cse11 (or .cse28 (or .cse29 .cse30 .cse34 .cse31 .cse35 .cse32 .cse9))) (or .cse15 .cse26 (and .cse16 .cse13 .cse33) .cse28) (or .cse18 (= |old(~a7~0)| 1) .cse19 (and .cse0 .cse12 .cse3)))))) [2018-10-25 00:01:29,352 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-10-25 00:01:29,352 INFO L425 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,353 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,353 INFO L425 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,353 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,353 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-10-25 00:01:29,353 INFO L425 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,353 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,353 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-10-25 00:01:29,353 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-10-25 00:01:29,354 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-10-25 00:01:29,354 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-10-25 00:01:29,354 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-25 00:01:29,354 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-25 00:01:29,354 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-25 00:01:29,354 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-10-25 00:01:29,354 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-10-25 00:01:29,354 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-10-25 00:01:29,354 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-10-25 00:01:29,354 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-10-25 00:01:29,355 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,355 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,355 INFO L425 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,355 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,355 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,355 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-10-25 00:01:29,355 INFO L425 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,355 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-10-25 00:01:29,355 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-10-25 00:01:29,355 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-10-25 00:01:29,356 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-10-25 00:01:29,356 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-25 00:01:29,356 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-10-25 00:01:29,356 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-25 00:01:29,356 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-25 00:01:29,356 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-10-25 00:01:29,356 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-10-25 00:01:29,356 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-10-25 00:01:29,356 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-10-25 00:01:29,356 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-10-25 00:01:29,357 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-10-25 00:01:29,357 INFO L425 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,357 INFO L425 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,357 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,357 INFO L425 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,357 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,357 INFO L425 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:01:29,357 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-10-25 00:01:29,357 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-10-25 00:01:29,357 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-25 00:01:29,358 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-10-25 00:01:29,358 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-10-25 00:01:29,358 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-10-25 00:01:29,358 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-25 00:01:29,358 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-10-25 00:01:29,358 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-10-25 00:01:29,358 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-10-25 00:01:29,358 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:01:29,358 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~a8~0 15) (= ~z~0 26) (= ~a17~0 1) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~a7~0 0) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~b~0 2) (= ~a~0 1) (= ~a12~0 8) (= ~a20~0 1) (= ~a16~0 5)) [2018-10-25 00:01:29,359 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-25 00:01:29,359 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:01:29,359 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (and (= ~a21~0 1) (= ~a8~0 15) (= ~a16~0 |old(~a16~0)|) (= ~a7~0 0) (= ~a17~0 |old(~a17~0)|) (= ~a20~0 1)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= |old(~a16~0)| 5)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= |old(~a7~0)| 0)) (not (= 3 ~c~0)) (not (= |old(~a20~0)| 1)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= ~x~0 24)) (not (= |old(~a17~0)| 1)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= |old(~a8~0)| 15)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-10-25 00:01:29,359 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-10-25 00:01:29,359 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse12 (not (= ~a16~0 0))) (.cse13 (not (= ~a8~0 0))) (.cse14 (= ~a17~0 1)) (.cse11 (= ~a12~0 8)) (.cse15 (= ~a21~0 1))) (let ((.cse5 (not (= ~a7~0 1))) (.cse6 (= ~a16~0 4)) (.cse9 (not (= ~a8~0 13))) (.cse10 (not (= main_~input~0 0))) (.cse4 (= ~a7~0 |old(~a7~0)|)) (.cse0 (<= ~a8~0 13)) (.cse1 (= 1 ~a7~0)) (.cse2 (<= ~a21~0 0)) (.cse7 (<= ~a17~0 0)) (.cse16 (= ~a20~0 1)) (.cse8 (and .cse12 .cse13 .cse14 .cse11 .cse15)) (.cse3 (not (= ~a16~0 6)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse3) (and (<= ~a8~0 |old(~a8~0)|) .cse1 (<= 15 ~a8~0)) (and .cse5 .cse6 .cse7) (and .cse1 .cse8) (not (= 3 ~c~0)) (and .cse5 .cse7 .cse9) (not (= 1 |old(~a21~0)|)) (not (= 4 ~d~0)) (and (and .cse10 .cse8) .cse6) (not (= 2 ~b~0)) (and .cse0 .cse8 .cse3) (not (= ~y~0 25)) (not (= ~x~0 24)) (not .cse11) (not (= ~e~0 5)) (and .cse3 .cse7 .cse9) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (and .cse0 .cse12 .cse10 .cse13 .cse14 .cse15 .cse16) (not (= ~z~0 26)) (and (= |old(~a20~0)| ~a20~0) .cse7 .cse9) (not (= |old(~a16~0)| 5)) (and .cse8 (<= ~a20~0 0) .cse9) (not (= 0 |old(~a7~0)|)) (not (= |old(~a20~0)| 1)) (not (= 23 ~w~0)) (not (= 15 |old(~a8~0)|)) (not (= ~a~0 1)) (and (and .cse10 .cse14 .cse4 (and (= ~a8~0 15) .cse15)) (= ~a16~0 5)) (and .cse0 .cse1 .cse2 .cse7 (<= 1 ~a20~0)) (not (= |old(~a17~0)| 1)) (not (= 6 ~f~0)) (and (not .cse16) .cse8 .cse3)))) [2018-10-25 00:01:29,360 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-10-25 00:01:29,360 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-10-25 00:01:29,360 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-10-25 00:01:29,360 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse10 (not (= ~a16~0 0))) (.cse11 (not (= ~a8~0 0))) (.cse5 (= ~a17~0 1)) (.cse15 (= ~a12~0 8)) (.cse6 (= ~a21~0 1))) (let ((.cse4 (= ~a7~0 |old(~a7~0)|)) (.cse7 (not (= ~a7~0 1))) (.cse8 (= ~a16~0 4)) (.cse14 (not (= ~a8~0 13))) (.cse0 (<= ~a8~0 13)) (.cse1 (= 1 ~a7~0)) (.cse2 (<= ~a21~0 0)) (.cse9 (<= ~a17~0 0)) (.cse12 (= ~a20~0 1)) (.cse13 (and .cse10 .cse11 .cse5 .cse15 .cse6)) (.cse3 (not (= ~a16~0 6)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse3) (and (<= ~a8~0 |old(~a8~0)|) .cse1 (<= 15 ~a8~0)) (and (and (= ~a8~0 15) (or (= (+ main_~output~0 1) 0) (not (= main_~input~0 0))) .cse5 .cse6) .cse4 (= ~a16~0 5)) (and .cse7 .cse8 .cse9) (and .cse0 (and .cse10 .cse11 .cse5 .cse6 .cse12)) (and .cse1 .cse13) (not (= 3 ~c~0)) (and .cse7 .cse9 .cse14) (not (= 1 |old(~a21~0)|)) (not (= 4 ~d~0)) (not (= 2 ~b~0)) (not (= ~y~0 25)) (not (= ~x~0 24)) (not .cse15) (not (= ~e~0 5)) (and .cse3 .cse9 .cse14) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (and .cse8 .cse13) (not (= ~z~0 26)) (and (= |old(~a20~0)| ~a20~0) .cse9 .cse14) (not (= |old(~a16~0)| 5)) (and .cse13 (<= ~a20~0 0) .cse14) (not (= 0 |old(~a7~0)|)) (not (= |old(~a20~0)| 1)) (not (= 23 ~w~0)) (not (= 15 |old(~a8~0)|)) (not (= ~a~0 1)) (and .cse0 .cse1 .cse2 .cse9 (<= 1 ~a20~0)) (not (= |old(~a17~0)| 1)) (not (= 6 ~f~0)) (and (not .cse12) .cse13 .cse3)))) [2018-10-25 00:01:29,360 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-10-25 00:01:29,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 12:01:29 BoogieIcfgContainer [2018-10-25 00:01:29,379 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-25 00:01:29,380 INFO L168 Benchmark]: Toolchain (without parser) took 143141.90 ms. Allocated memory was 1.5 GB in the beginning and 4.1 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -164.7 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-10-25 00:01:29,381 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 00:01:29,382 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.05 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. [2018-10-25 00:01:29,383 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.96 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 727.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -813.4 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-10-25 00:01:29,384 INFO L168 Benchmark]: Boogie Preprocessor took 102.50 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 00:01:29,384 INFO L168 Benchmark]: RCFGBuilder took 3295.01 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 7.1 GB. [2018-10-25 00:01:29,385 INFO L168 Benchmark]: TraceAbstraction took 138787.54 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 1.6 GB in the end (delta: 502.1 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-10-25 00:01:29,390 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 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 731.05 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 220.96 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 727.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -813.4 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.50 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3295.01 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 138787.54 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 1.6 GB in the end (delta: 502.1 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 464]: 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: 583]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((a8 <= 13 && 1 == a7) && a21 <= 0) && !(a16 == 6)) || ((a8 <= 13 && a7 == \old(a7)) && !(a16 == 6))) || ((a8 <= \old(a8) && 1 == a7) && 15 <= a8)) || (((((a8 == 15 && (output + 1 == 0 || !(input == 0))) && a17 == 1) && a21 == 1) && a7 == \old(a7)) && a16 == 5)) || ((!(a7 == 1) && a16 == 4) && a17 <= 0)) || (a8 <= 13 && (((!(a16 == 0) && !(a8 == 0)) && a17 == 1) && a21 == 1) && a20 == 1)) || (1 == a7 && (((!(a16 == 0) && !(a8 == 0)) && a17 == 1) && a12 == 8) && a21 == 1)) || !(3 == c)) || ((!(a7 == 1) && a17 <= 0) && !(a8 == 13))) || !(1 == \old(a21))) || !(4 == d)) || !(2 == b)) || !(y == 25)) || !(x == 24)) || !(a12 == 8)) || !(e == 5)) || ((!(a16 == 6) && a17 <= 0) && !(a8 == 13))) || !(21 == u)) || !(22 == v)) || (a16 == 4 && (((!(a16 == 0) && !(a8 == 0)) && a17 == 1) && a12 == 8) && a21 == 1)) || !(z == 26)) || ((\old(a20) == a20 && a17 <= 0) && !(a8 == 13))) || !(\old(a16) == 5)) || ((((((!(a16 == 0) && !(a8 == 0)) && a17 == 1) && a12 == 8) && a21 == 1) && a20 <= 0) && !(a8 == 13))) || !(0 == \old(a7))) || !(\old(a20) == 1)) || !(23 == w)) || !(15 == \old(a8))) || !(a == 1)) || ((((a8 <= 13 && 1 == a7) && a21 <= 0) && a17 <= 0) && 1 <= a20)) || !(\old(a17) == 1)) || !(6 == f)) || ((!(a20 == 1) && (((!(a16 == 0) && !(a8 == 0)) && a17 == 1) && a12 == 8) && a21 == 1) && !(a16 == 6)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 138.7s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 85.1s AutomataDifference, 0.0s DeadEndRemovalTime, 17.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1453 SDtfs, 14210 SDslu, 2334 SDs, 0 SdLazy, 24838 SolverSat, 3132 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 36.1s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 2716 GetRequests, 2049 SyntacticMatches, 437 SemanticMatches, 230 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4310 ImplicationChecksByTransitivity, 18.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13499occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 7.3s AbstIntTime, 9 AbstIntIterations, 5 AbstIntStrong, 0.9965050393416514 AbsIntWeakeningRatio, 0.25178997613365156 AbsIntAvgWeakeningVarsNumRemoved, 0.8723150357995226 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 1393 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 756 PreInvPairs, 1484 NumberOfFragments, 1824 HoareAnnotationTreeSize, 756 FomulaSimplifications, 72404 FormulaSimplificationTreeSizeReduction, 6.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 53268 FormulaSimplificationTreeSizeReductionInter, 11.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 2682 NumberOfCodeBlocks, 2682 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3474 ConstructedInterpolants, 0 QuantifiedInterpolants, 1220888 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2455 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 19 InterpolantComputations, 2 PerfectInterpolantSequences, 2705/3030 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...