java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label28_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-63daa26 [2018-11-12 17:09:11,305 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-12 17:09:11,308 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-12 17:09:11,326 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-12 17:09:11,326 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-12 17:09:11,327 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-12 17:09:11,329 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-12 17:09:11,333 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-12 17:09:11,334 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-12 17:09:11,338 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-12 17:09:11,339 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-12 17:09:11,339 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-12 17:09:11,341 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-12 17:09:11,342 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-12 17:09:11,343 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-12 17:09:11,344 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-12 17:09:11,345 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-12 17:09:11,356 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-12 17:09:11,359 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-12 17:09:11,361 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-12 17:09:11,362 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-12 17:09:11,365 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-12 17:09:11,368 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-12 17:09:11,368 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-12 17:09:11,369 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-12 17:09:11,372 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-12 17:09:11,373 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-12 17:09:11,373 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-12 17:09:11,375 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-12 17:09:11,376 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-12 17:09:11,376 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-12 17:09:11,379 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-11-12 17:09:11,383 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf [2018-11-12 17:09:11,410 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-12 17:09:11,411 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-12 17:09:11,412 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-12 17:09:11,412 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-12 17:09:11,413 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-12 17:09:11,413 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-12 17:09:11,413 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-12 17:09:11,413 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-12 17:09:11,413 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-12 17:09:11,414 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-12 17:09:11,415 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-12 17:09:11,415 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-12 17:09:11,415 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-12 17:09:11,416 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-12 17:09:11,416 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-12 17:09:11,417 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-12 17:09:11,417 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-12 17:09:11,417 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-12 17:09:11,417 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-12 17:09:11,417 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-12 17:09:11,418 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-12 17:09:11,418 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-12 17:09:11,418 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-12 17:09:11,418 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-12 17:09:11,418 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-12 17:09:11,420 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-12 17:09:11,421 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-12 17:09:11,421 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-12 17:09:11,421 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-12 17:09:11,421 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-12 17:09:11,421 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-12 17:09:11,422 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-12 17:09:11,422 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-12 17:09:11,422 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-12 17:09:11,422 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-12 17:09:11,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-12 17:09:11,508 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-12 17:09:11,512 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-12 17:09:11,514 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-12 17:09:11,514 INFO L276 PluginConnector]: CDTParser initialized [2018-11-12 17:09:11,515 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label28_true-unreach-call_false-termination.c [2018-11-12 17:09:11,582 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce7e0e471/585f351cd6bf46aaac4472de3897ef89/FLAG142b38aff [2018-11-12 17:09:12,198 INFO L298 CDTParser]: Found 1 translation units. [2018-11-12 17:09:12,200 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label28_true-unreach-call_false-termination.c [2018-11-12 17:09:12,215 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce7e0e471/585f351cd6bf46aaac4472de3897ef89/FLAG142b38aff [2018-11-12 17:09:12,230 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce7e0e471/585f351cd6bf46aaac4472de3897ef89 [2018-11-12 17:09:12,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-12 17:09:12,243 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-12 17:09:12,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-12 17:09:12,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-12 17:09:12,248 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-12 17:09:12,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 05:09:12" (1/1) ... [2018-11-12 17:09:12,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e08c28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12, skipping insertion in model container [2018-11-12 17:09:12,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 05:09:12" (1/1) ... [2018-11-12 17:09:12,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-12 17:09:12,323 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-12 17:09:12,785 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-12 17:09:12,790 INFO L189 MainTranslator]: Completed pre-run [2018-11-12 17:09:12,903 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-12 17:09:12,923 INFO L193 MainTranslator]: Completed translation [2018-11-12 17:09:12,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12 WrapperNode [2018-11-12 17:09:12,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-12 17:09:12,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-12 17:09:12,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-12 17:09:12,925 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-12 17:09:12,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12" (1/1) ... [2018-11-12 17:09:12,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12" (1/1) ... [2018-11-12 17:09:13,052 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-12 17:09:13,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-12 17:09:13,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-12 17:09:13,053 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-12 17:09:13,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12" (1/1) ... [2018-11-12 17:09:13,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12" (1/1) ... [2018-11-12 17:09:13,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12" (1/1) ... [2018-11-12 17:09:13,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12" (1/1) ... [2018-11-12 17:09:13,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12" (1/1) ... [2018-11-12 17:09:13,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12" (1/1) ... [2018-11-12 17:09:13,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12" (1/1) ... [2018-11-12 17:09:13,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-12 17:09:13,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-12 17:09:13,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-12 17:09:13,166 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-12 17:09:13,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-12 17:09:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-12 17:09:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-12 17:09:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-12 17:09:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-12 17:09:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-12 17:09:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-12 17:09:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-12 17:09:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-12 17:09:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-12 17:09:16,368 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-12 17:09:16,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 05:09:16 BoogieIcfgContainer [2018-11-12 17:09:16,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-12 17:09:16,371 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-12 17:09:16,371 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-12 17:09:16,376 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-12 17:09:16,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 05:09:12" (1/3) ... [2018-11-12 17:09:16,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@150dc59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 05:09:16, skipping insertion in model container [2018-11-12 17:09:16,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:09:12" (2/3) ... [2018-11-12 17:09:16,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@150dc59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 05:09:16, skipping insertion in model container [2018-11-12 17:09:16,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 05:09:16" (3/3) ... [2018-11-12 17:09:16,382 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label28_true-unreach-call_false-termination.c [2018-11-12 17:09:16,395 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-12 17:09:16,409 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-12 17:09:16,433 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-12 17:09:16,497 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-12 17:09:16,498 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-12 17:09:16,498 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-12 17:09:16,498 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-12 17:09:16,499 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-12 17:09:16,499 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-12 17:09:16,499 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-12 17:09:16,499 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-12 17:09:16,550 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-12 17:09:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-12 17:09:16,573 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:09:16,575 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] [2018-11-12 17:09:16,577 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:09:16,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:09:16,585 INFO L82 PathProgramCache]: Analyzing trace with hash 1379004888, now seen corresponding path program 1 times [2018-11-12 17:09:16,588 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:09:16,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:09:16,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:09:16,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:09:16,650 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:09:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:09:17,319 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-11-12 17:09:17,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:09:17,609 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:09:17,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-12 17:09:17,609 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:09:17,616 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-12 17:09:17,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-12 17:09:17,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-12 17:09:17,636 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 4 states. [2018-11-12 17:09:20,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:09:20,097 INFO L93 Difference]: Finished difference Result 702 states and 1227 transitions. [2018-11-12 17:09:20,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-12 17:09:20,100 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2018-11-12 17:09:20,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:09:20,123 INFO L225 Difference]: With dead ends: 702 [2018-11-12 17:09:20,123 INFO L226 Difference]: Without dead ends: 488 [2018-11-12 17:09:20,131 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-12 17:09:20,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2018-11-12 17:09:20,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 340. [2018-11-12 17:09:20,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-12 17:09:20,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 565 transitions. [2018-11-12 17:09:20,215 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 565 transitions. Word has length 100 [2018-11-12 17:09:20,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:09:20,216 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 565 transitions. [2018-11-12 17:09:20,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-12 17:09:20,217 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 565 transitions. [2018-11-12 17:09:20,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-12 17:09:20,224 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:09:20,224 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] [2018-11-12 17:09:20,225 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:09:20,225 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:09:20,225 INFO L82 PathProgramCache]: Analyzing trace with hash 2021408823, now seen corresponding path program 1 times [2018-11-12 17:09:20,225 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:09:20,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:09:20,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:09:20,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:09:20,227 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:09:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:09:20,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:09:20,423 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:09:20,423 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-12 17:09:20,424 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:09:20,426 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 17:09:20,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 17:09:20,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-12 17:09:20,427 INFO L87 Difference]: Start difference. First operand 340 states and 565 transitions. Second operand 6 states. [2018-11-12 17:09:22,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:09:22,614 INFO L93 Difference]: Finished difference Result 1070 states and 1865 transitions. [2018-11-12 17:09:22,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 17:09:22,616 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 111 [2018-11-12 17:09:22,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:09:22,624 INFO L225 Difference]: With dead ends: 1070 [2018-11-12 17:09:22,624 INFO L226 Difference]: Without dead ends: 736 [2018-11-12 17:09:22,632 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-12 17:09:22,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2018-11-12 17:09:22,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 719. [2018-11-12 17:09:22,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 719 states. [2018-11-12 17:09:22,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 1163 transitions. [2018-11-12 17:09:22,696 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 1163 transitions. Word has length 111 [2018-11-12 17:09:22,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:09:22,697 INFO L480 AbstractCegarLoop]: Abstraction has 719 states and 1163 transitions. [2018-11-12 17:09:22,697 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-12 17:09:22,697 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1163 transitions. [2018-11-12 17:09:22,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-12 17:09:22,704 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:09:22,705 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:09:22,705 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:09:22,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:09:22,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1410703731, now seen corresponding path program 1 times [2018-11-12 17:09:22,706 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:09:22,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:09:22,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:09:22,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:09:22,708 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:09:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:09:22,943 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:09:22,944 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:09:22,944 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-12 17:09:22,944 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:09:22,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 17:09:22,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 17:09:22,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-12 17:09:22,946 INFO L87 Difference]: Start difference. First operand 719 states and 1163 transitions. Second operand 6 states. [2018-11-12 17:09:25,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:09:25,543 INFO L93 Difference]: Finished difference Result 2165 states and 3625 transitions. [2018-11-12 17:09:25,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 17:09:25,544 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 124 [2018-11-12 17:09:25,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:09:25,560 INFO L225 Difference]: With dead ends: 2165 [2018-11-12 17:09:25,560 INFO L226 Difference]: Without dead ends: 1452 [2018-11-12 17:09:25,565 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-12 17:09:25,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1452 states. [2018-11-12 17:09:25,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1452 to 1436. [2018-11-12 17:09:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1436 states. [2018-11-12 17:09:25,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1436 states and 2226 transitions. [2018-11-12 17:09:25,656 INFO L78 Accepts]: Start accepts. Automaton has 1436 states and 2226 transitions. Word has length 124 [2018-11-12 17:09:25,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:09:25,656 INFO L480 AbstractCegarLoop]: Abstraction has 1436 states and 2226 transitions. [2018-11-12 17:09:25,657 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-12 17:09:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2226 transitions. [2018-11-12 17:09:25,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-12 17:09:25,662 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:09:25,663 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] [2018-11-12 17:09:25,663 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:09:25,663 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:09:25,663 INFO L82 PathProgramCache]: Analyzing trace with hash -1532774618, now seen corresponding path program 1 times [2018-11-12 17:09:25,665 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:09:25,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:09:25,666 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:09:25,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:09:25,666 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:09:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:09:26,024 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:09:26,024 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:09:26,025 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:09:26,026 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 137 with the following transitions: [2018-11-12 17:09:26,029 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], [437], [439], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-12 17:09:26,105 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:09:26,106 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:09:27,480 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-12 17:09:27,482 INFO L272 AbstractInterpreter]: Visited 104 different actions 169 times. Merged at 4 different actions 4 times. Never widened. Performed 2266 root evaluator evaluations with a maximum evaluation depth of 6. Performed 2266 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-12 17:09:27,528 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:09:27,528 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-12 17:09:28,182 INFO L227 lantSequenceWeakener]: Weakened 133 states. On average, predicates are now at 80.17% of their original sizes. [2018-11-12 17:09:28,182 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-12 17:09:29,133 INFO L415 sIntCurrentIteration]: We unified 135 AI predicates to 135 [2018-11-12 17:09:29,133 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-12 17:09:29,134 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-12 17:09:29,134 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15 [2018-11-12 17:09:29,134 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:09:29,135 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-12 17:09:29,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-12 17:09:29,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-12 17:09:29,136 INFO L87 Difference]: Start difference. First operand 1436 states and 2226 transitions. Second operand 11 states. [2018-11-12 17:09:43,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:09:43,384 INFO L93 Difference]: Finished difference Result 4058 states and 6363 transitions. [2018-11-12 17:09:43,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-12 17:09:43,385 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2018-11-12 17:09:43,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:09:43,400 INFO L225 Difference]: With dead ends: 4058 [2018-11-12 17:09:43,401 INFO L226 Difference]: Without dead ends: 2628 [2018-11-12 17:09:43,408 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 146 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=113, Invalid=349, Unknown=0, NotChecked=0, Total=462 [2018-11-12 17:09:43,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2628 states. [2018-11-12 17:09:43,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2628 to 2595. [2018-11-12 17:09:43,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2595 states. [2018-11-12 17:09:43,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2595 states and 3509 transitions. [2018-11-12 17:09:43,507 INFO L78 Accepts]: Start accepts. Automaton has 2595 states and 3509 transitions. Word has length 136 [2018-11-12 17:09:43,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:09:43,507 INFO L480 AbstractCegarLoop]: Abstraction has 2595 states and 3509 transitions. [2018-11-12 17:09:43,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-12 17:09:43,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 3509 transitions. [2018-11-12 17:09:43,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-12 17:09:43,514 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:09:43,514 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] [2018-11-12 17:09:43,514 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:09:43,515 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:09:43,515 INFO L82 PathProgramCache]: Analyzing trace with hash -485749119, now seen corresponding path program 1 times [2018-11-12 17:09:43,515 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:09:43,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:09:43,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:09:43,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:09:43,516 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:09:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:09:43,741 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-12 17:09:43,742 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:09:43,742 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:09:43,742 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 150 with the following transitions: [2018-11-12 17:09:43,743 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], [437], [439], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-12 17:09:43,747 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:09:43,748 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:09:44,114 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-12 17:09:44,115 INFO L272 AbstractInterpreter]: Visited 105 different actions 172 times. Merged at 5 different actions 5 times. Never widened. Performed 2664 root evaluator evaluations with a maximum evaluation depth of 6. Performed 2664 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-12 17:09:44,122 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:09:44,122 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-12 17:09:44,661 INFO L227 lantSequenceWeakener]: Weakened 58 states. On average, predicates are now at 80.95% of their original sizes. [2018-11-12 17:09:44,661 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-12 17:09:45,353 INFO L415 sIntCurrentIteration]: We unified 148 AI predicates to 148 [2018-11-12 17:09:45,353 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-12 17:09:45,354 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-12 17:09:45,354 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [6] total 23 [2018-11-12 17:09:45,354 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:09:45,354 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-12 17:09:45,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-12 17:09:45,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-12 17:09:45,355 INFO L87 Difference]: Start difference. First operand 2595 states and 3509 transitions. Second operand 19 states. [2018-11-12 17:10:07,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:10:07,168 INFO L93 Difference]: Finished difference Result 5469 states and 7437 transitions. [2018-11-12 17:10:07,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-12 17:10:07,168 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 149 [2018-11-12 17:10:07,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:10:07,185 INFO L225 Difference]: With dead ends: 5469 [2018-11-12 17:10:07,185 INFO L226 Difference]: Without dead ends: 3016 [2018-11-12 17:10:07,192 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 160 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=207, Invalid=723, Unknown=0, NotChecked=0, Total=930 [2018-11-12 17:10:07,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3016 states. [2018-11-12 17:10:07,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3016 to 3006. [2018-11-12 17:10:07,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3006 states. [2018-11-12 17:10:07,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 3006 states and 3961 transitions. [2018-11-12 17:10:07,292 INFO L78 Accepts]: Start accepts. Automaton has 3006 states and 3961 transitions. Word has length 149 [2018-11-12 17:10:07,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:10:07,293 INFO L480 AbstractCegarLoop]: Abstraction has 3006 states and 3961 transitions. [2018-11-12 17:10:07,293 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-12 17:10:07,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 3961 transitions. [2018-11-12 17:10:07,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-12 17:10:07,301 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:10:07,301 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] [2018-11-12 17:10:07,301 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:10:07,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:10:07,302 INFO L82 PathProgramCache]: Analyzing trace with hash -855328722, now seen corresponding path program 1 times [2018-11-12 17:10:07,302 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:10:07,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:10:07,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:10:07,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:10:07,303 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:10:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:10:07,439 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-12 17:10:07,439 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:10:07,439 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:10:07,439 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 162 with the following transitions: [2018-11-12 17:10:07,440 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], [437], [439], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-12 17:10:07,446 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:10:07,447 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:10:08,745 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-12 17:10:08,746 INFO L272 AbstractInterpreter]: Visited 107 different actions 506 times. Merged at 9 different actions 51 times. Widened at 1 different actions 1 times. Performed 8280 root evaluator evaluations with a maximum evaluation depth of 6. Performed 8280 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 11 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-12 17:10:08,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:10:08,757 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-12 17:10:08,758 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:10:08,758 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-12 17:10:08,775 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:10:08,775 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-12 17:10:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:10:08,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-12 17:10:09,312 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 62 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-12 17:10:09,313 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-12 17:10:09,608 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-12 17:10:09,823 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-12 17:10:09,852 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-12 17:10:09,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2018-11-12 17:10:09,852 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-12 17:10:09,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-12 17:10:09,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-12 17:10:09,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-12 17:10:09,853 INFO L87 Difference]: Start difference. First operand 3006 states and 3961 transitions. Second operand 8 states. [2018-11-12 17:10:10,317 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-12 17:10:14,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:10:14,303 INFO L93 Difference]: Finished difference Result 7504 states and 10572 transitions. [2018-11-12 17:10:14,305 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-12 17:10:14,305 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 161 [2018-11-12 17:10:14,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:10:14,306 INFO L225 Difference]: With dead ends: 7504 [2018-11-12 17:10:14,306 INFO L226 Difference]: Without dead ends: 0 [2018-11-12 17:10:14,337 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 337 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2018-11-12 17:10:14,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-12 17:10:14,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-12 17:10:14,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-12 17:10:14,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-12 17:10:14,339 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2018-11-12 17:10:14,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:10:14,339 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-12 17:10:14,339 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-12 17:10:14,340 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-12 17:10:14,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-12 17:10:14,346 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-12 17:10:14,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:10:14,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:10:14,828 WARN L179 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 176 [2018-11-12 17:10:15,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:10:15,238 WARN L179 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 174 [2018-11-12 17:10:15,964 WARN L179 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2018-11-12 17:10:16,285 WARN L179 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 86 [2018-11-12 17:10:17,997 WARN L179 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 261 DAG size of output: 88 [2018-11-12 17:10:18,452 WARN L179 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 86 [2018-11-12 17:10:18,807 WARN L179 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 86 [2018-11-12 17:10:18,811 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-12 17:10:18,811 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0)) [2018-11-12 17:10:18,811 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-12 17:10:18,811 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-12 17:10:18,811 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-12 17:10:18,812 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,812 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,812 INFO L425 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,812 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,812 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,812 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,812 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-12 17:10:18,813 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-12 17:10:18,813 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-12 17:10:18,813 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-12 17:10:18,813 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-12 17:10:18,813 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-12 17:10:18,813 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-12 17:10:18,813 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-12 17:10:18,813 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-12 17:10:18,814 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-12 17:10:18,814 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,814 INFO L425 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,814 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,814 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,814 INFO L425 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,814 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,815 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-12 17:10:18,815 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-12 17:10:18,815 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-12 17:10:18,815 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-12 17:10:18,815 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-12 17:10:18,815 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-12 17:10:18,815 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-12 17:10:18,816 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-12 17:10:18,816 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-12 17:10:18,816 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-12 17:10:18,816 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-12 17:10:18,816 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-12 17:10:18,816 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-12 17:10:18,816 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-12 17:10:18,816 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-12 17:10:18,817 INFO L425 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,817 INFO L425 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,817 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,817 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,817 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,817 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-12 17:10:18,817 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-12 17:10:18,818 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-12 17:10:18,818 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-12 17:10:18,818 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-12 17:10:18,818 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-12 17:10:18,818 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-12 17:10:18,818 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-12 17:10:18,819 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 455) no Hoare annotation was computed. [2018-11-12 17:10:18,819 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-12 17:10:18,819 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,819 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,819 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,819 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,819 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,820 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-12 17:10:18,820 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-12 17:10:18,820 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-12 17:10:18,820 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-12 17:10:18,820 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-12 17:10:18,820 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-12 17:10:18,820 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-12 17:10:18,820 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-12 17:10:18,821 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-12 17:10:18,821 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-12 17:10:18,821 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-12 17:10:18,821 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-12 17:10:18,821 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-12 17:10:18,821 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,821 INFO L425 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,822 INFO L425 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,822 INFO L425 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,822 INFO L425 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,822 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-12 17:10:18,822 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-12 17:10:18,822 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-12 17:10:18,822 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-12 17:10:18,822 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-12 17:10:18,823 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-12 17:10:18,823 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-12 17:10:18,823 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-12 17:10:18,823 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-12 17:10:18,823 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,823 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,823 INFO L425 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,824 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,824 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,824 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,824 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-12 17:10:18,824 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,824 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-12 17:10:18,824 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-12 17:10:18,825 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-12 17:10:18,825 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-12 17:10:18,825 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-12 17:10:18,825 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-12 17:10:18,825 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-12 17:10:18,825 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-12 17:10:18,825 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-12 17:10:18,825 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-12 17:10:18,826 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-12 17:10:18,826 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-12 17:10:18,826 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-12 17:10:18,826 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,826 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,826 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,826 INFO L425 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,827 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,827 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-12 17:10:18,827 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-12 17:10:18,827 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-12 17:10:18,827 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-12 17:10:18,827 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-12 17:10:18,827 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-12 17:10:18,827 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-12 17:10:18,828 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-12 17:10:18,828 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,828 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,828 INFO L425 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,828 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,828 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,828 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-12 17:10:18,828 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-12 17:10:18,829 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-12 17:10:18,829 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-12 17:10:18,829 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-12 17:10:18,829 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-12 17:10:18,829 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-12 17:10:18,829 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-12 17:10:18,829 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-12 17:10:18,829 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-12 17:10:18,830 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse7 (= |old(~a8~0)| ~a8~0)) (.cse8 (= |old(~a16~0)| ~a16~0)) (.cse10 (= 1 |old(~a20~0)|))) (let ((.cse2 (not (= 1 |old(~a21~0)|))) (.cse3 (not (= 8 ~a12~0))) (.cse4 (not (= 1 |old(~a17~0)|))) (.cse5 (= ~a17~0 1)) (.cse6 (= ~a21~0 1)) (.cse9 (and (= |old(~a7~0)| |old(~a20~0)|) .cse10)) (.cse0 (and (= 1 ~a7~0) .cse7 .cse8)) (.cse1 (not (= 1 |old(~a7~0)|)))) (and (or (= 6 |old(~a16~0)|) .cse0 .cse1) (or (not (= 0 |old(~a7~0)|)) .cse2 .cse3 (< 1 |old(~a20~0)|) (< |old(~a20~0)| 0) .cse4 (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse5 .cse6 (<= 0 ~a20~0) (<= ~a20~0 1))) (or (and (= ~a7~0 |old(~a7~0)|) .cse7 .cse8) .cse9) (or (< 6 |calculate_output_#in~input|) .cse2 (< 15 |old(~a8~0)|) .cse3 .cse4 (not .cse10) (< 5 |old(~a16~0)|) (< |old(~a16~0)| 4) (< 1 |old(~a7~0)|) (< |old(~a8~0)| 13) (and .cse5 .cse6 (= ~a20~0 1)) (< |old(~a7~0)| 0) (< |calculate_output_#in~input| 1)) (or (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0))) .cse9) (or (< 13 |old(~a8~0)|) .cse0 .cse1)))) [2018-11-12 17:10:18,830 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-12 17:10:18,830 INFO L425 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,830 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,830 INFO L425 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,830 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,831 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-12 17:10:18,831 INFO L425 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,831 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,831 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-12 17:10:18,831 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-12 17:10:18,831 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-12 17:10:18,831 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-12 17:10:18,831 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-12 17:10:18,831 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-12 17:10:18,832 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-12 17:10:18,832 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-12 17:10:18,832 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-12 17:10:18,832 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-12 17:10:18,832 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-12 17:10:18,832 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-12 17:10:18,832 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,832 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,833 INFO L425 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,833 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,833 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,833 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-12 17:10:18,833 INFO L425 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,833 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-12 17:10:18,833 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-12 17:10:18,833 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-12 17:10:18,834 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-12 17:10:18,834 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-12 17:10:18,834 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-12 17:10:18,834 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-12 17:10:18,834 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-12 17:10:18,834 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-12 17:10:18,834 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-12 17:10:18,834 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-12 17:10:18,835 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-12 17:10:18,835 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-12 17:10:18,835 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-12 17:10:18,835 INFO L425 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,835 INFO L425 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,835 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,835 INFO L425 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,835 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,835 INFO L425 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-12 17:10:18,836 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-12 17:10:18,836 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-12 17:10:18,836 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-12 17:10:18,836 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-12 17:10:18,836 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-12 17:10:18,836 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-12 17:10:18,836 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-12 17:10:18,836 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-12 17:10:18,837 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-12 17:10:18,837 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-12 17:10:18,837 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-12 17:10:18,837 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)) [2018-11-12 17:10:18,837 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-12 17:10:18,837 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-12 17:10:18,838 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (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)) (and (= ~a21~0 1) (= |old(~a8~0)| ~a8~0) (= ~a17~0 1) (= ~a7~0 |old(~a7~0)|) (= ~a20~0 1) (= ~a16~0 5)) (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))) [2018-11-12 17:10:18,838 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-12 17:10:18,838 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (not (= ~a16~0 6)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= ~x~0 24)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (<= ~a8~0 13) (not (= ~z~0 26)) (not (= |old(~a16~0)| 5)) (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0))) (not (= 0 |old(~a7~0)|)) (not (= 3 ~c~0)) (not (= |old(~a20~0)| 1)) (not (= 23 ~w~0)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 1)) (not (= |old(~a8~0)| 15)) (not (= 6 ~f~0))) [2018-11-12 17:10:18,838 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-12 17:10:18,838 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-12 17:10:18,838 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-12 17:10:18,839 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (or (not (= ~a16~0 6)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= ~x~0 24)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (<= ~a8~0 13) (not (= ~z~0 26)) (not (= |old(~a16~0)| 5)) (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0))) (not (= 0 |old(~a7~0)|)) (not (= 3 ~c~0)) (not (= |old(~a20~0)| 1)) (not (= 23 ~w~0)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 1)) (not (= |old(~a8~0)| 15)) (not (= 6 ~f~0))) [2018-11-12 17:10:18,839 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-12 17:10:18,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 05:10:18 BoogieIcfgContainer [2018-11-12 17:10:18,852 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-12 17:10:18,853 INFO L168 Benchmark]: Toolchain (without parser) took 66611.53 ms. Allocated memory was 1.5 GB in the beginning and 3.8 GB in the end (delta: 2.3 GB). Free memory was 1.4 GB in the beginning and 3.1 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-11-12 17:10:18,854 INFO L168 Benchmark]: CDTParser took 0.26 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. [2018-11-12 17:10:18,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.37 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-12 17:10:18,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.87 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 738.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -806.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2018-11-12 17:10:18,857 INFO L168 Benchmark]: Boogie Preprocessor took 112.71 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. [2018-11-12 17:10:18,857 INFO L168 Benchmark]: RCFGBuilder took 3204.48 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: 104.6 MB). Peak memory consumption was 104.6 MB. Max. memory is 7.1 GB. [2018-11-12 17:10:18,858 INFO L168 Benchmark]: TraceAbstraction took 62481.10 ms. Allocated memory was 2.3 GB in the beginning and 3.8 GB in the end (delta: 1.6 GB). Free memory was 2.1 GB in the beginning and 3.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-11-12 17:10:18,863 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 680.37 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 127.87 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 738.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -806.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.71 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 3204.48 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: 104.6 MB). Peak memory consumption was 104.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 62481.10 ms. Allocated memory was 2.3 GB in the beginning and 3.8 GB in the end (delta: 1.6 GB). Free memory was 2.1 GB in the beginning and 3.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 455]: 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: ((((((((((((((((((((!(a16 == 6) || !(\old(a21) == 1)) || !(b == 2)) || !(y == 25)) || !(x == 24)) || !(a12 == 8)) || !(e == 5)) || !(d == 4)) || !(21 == u)) || !(22 == v)) || a8 <= 13) || !(z == 26)) || !(\old(a16) == 5)) || !(1 == a20) || !(a20 == a7)) || !(0 == \old(a7))) || !(3 == c)) || !(\old(a20) == 1)) || !(23 == w)) || !(a == 1)) || !(\old(a17) == 1)) || !(\old(a8) == 15)) || !(6 == f) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 62.3s OverallTime, 6 OverallIterations, 5 TraceHistogramMax, 47.9s AutomataDifference, 0.0s DeadEndRemovalTime, 4.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 794 SDtfs, 6680 SDslu, 1238 SDs, 0 SdLazy, 9170 SolverSat, 1820 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.7s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 699 GetRequests, 600 SyntacticMatches, 4 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 467 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3006occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.1s AbstIntTime, 3 AbstIntIterations, 2 AbstIntStrong, 0.9966395010690496 AbsIntWeakeningRatio, 0.26855123674911663 AbsIntAvgWeakeningVarsNumRemoved, 24.653710247349824 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 224 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 93 PreInvPairs, 181 NumberOfFragments, 529 HoareAnnotationTreeSize, 93 FomulaSimplifications, 7784 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 7 FomulaSimplificationsInter, 6050 FormulaSimplificationTreeSizeReductionInter, 3.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 942 NumberOfCodeBlocks, 942 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1095 ConstructedInterpolants, 0 QuantifiedInterpolants, 302599 SizeOfPredicates, 1 NumberOfNonLiveVariables, 549 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 446/493 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...