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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label39_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-14 17:08:43,557 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-14 17:08:43,559 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-14 17:08:43,574 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-14 17:08:43,574 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-14 17:08:43,578 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-14 17:08:43,579 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-14 17:08:43,582 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-14 17:08:43,583 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-14 17:08:43,584 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-14 17:08:43,585 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-14 17:08:43,585 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-14 17:08:43,586 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-14 17:08:43,587 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-14 17:08:43,588 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-14 17:08:43,589 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-14 17:08:43,590 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-14 17:08:43,592 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-14 17:08:43,594 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-14 17:08:43,598 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-14 17:08:43,599 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-14 17:08:43,601 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-14 17:08:43,608 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-14 17:08:43,609 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-14 17:08:43,609 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-14 17:08:43,610 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-14 17:08:43,611 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-14 17:08:43,612 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-14 17:08:43,612 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-14 17:08:43,617 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-14 17:08:43,617 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-14 17:08:43,618 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-14 17:08:43,618 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-14 17:08:43,619 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-14 17:08:43,622 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-14 17:08:43,623 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-14 17:08:43,623 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf [2018-09-14 17:08:43,653 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-14 17:08:43,653 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-14 17:08:43,655 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-14 17:08:43,655 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-14 17:08:43,656 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-14 17:08:43,656 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-14 17:08:43,656 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-14 17:08:43,656 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-14 17:08:43,657 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-14 17:08:43,657 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-14 17:08:43,657 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-14 17:08:43,658 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-14 17:08:43,658 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-14 17:08:43,658 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-14 17:08:43,659 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-14 17:08:43,659 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-14 17:08:43,659 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-14 17:08:43,659 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-14 17:08:43,660 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-14 17:08:43,661 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-14 17:08:43,661 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-14 17:08:43,661 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-14 17:08:43,661 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-14 17:08:43,661 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 17:08:43,662 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-14 17:08:43,662 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-14 17:08:43,662 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-14 17:08:43,662 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-14 17:08:43,663 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-14 17:08:43,663 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-14 17:08:43,663 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-14 17:08:43,663 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-14 17:08:43,664 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-14 17:08:43,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-14 17:08:43,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-14 17:08:43,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-14 17:08:43,752 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-14 17:08:43,752 INFO L276 PluginConnector]: CDTParser initialized [2018-09-14 17:08:43,753 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label39_true-unreach-call.c [2018-09-14 17:08:44,092 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/358fdf77b/f7cc7bf058dc4975b2c5e3ebbce487dd/FLAG7b9a74892 [2018-09-14 17:08:44,388 INFO L277 CDTParser]: Found 1 translation units. [2018-09-14 17:08:44,389 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label39_true-unreach-call.c [2018-09-14 17:08:44,414 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/358fdf77b/f7cc7bf058dc4975b2c5e3ebbce487dd/FLAG7b9a74892 [2018-09-14 17:08:44,433 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/358fdf77b/f7cc7bf058dc4975b2c5e3ebbce487dd [2018-09-14 17:08:44,444 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-14 17:08:44,447 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-14 17:08:44,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-14 17:08:44,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-14 17:08:44,455 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-14 17:08:44,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 05:08:44" (1/1) ... [2018-09-14 17:08:44,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19263bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:44, skipping insertion in model container [2018-09-14 17:08:44,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 05:08:44" (1/1) ... [2018-09-14 17:08:44,471 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-14 17:08:44,959 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 17:08:44,979 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-14 17:08:45,098 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 17:08:45,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:45 WrapperNode [2018-09-14 17:08:45,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-14 17:08:45,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-14 17:08:45,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-14 17:08:45,161 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-14 17:08:45,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:45" (1/1) ... [2018-09-14 17:08:45,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:45" (1/1) ... [2018-09-14 17:08:45,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-14 17:08:45,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-14 17:08:45,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-14 17:08:45,264 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-14 17:08:45,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:45" (1/1) ... [2018-09-14 17:08:45,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:45" (1/1) ... [2018-09-14 17:08:45,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:45" (1/1) ... [2018-09-14 17:08:45,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:45" (1/1) ... [2018-09-14 17:08:45,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:45" (1/1) ... [2018-09-14 17:08:45,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:45" (1/1) ... [2018-09-14 17:08:45,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:45" (1/1) ... [2018-09-14 17:08:45,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-14 17:08:45,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-14 17:08:45,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-14 17:08:45,561 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-14 17:08:45,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:45" (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 [2018-09-14 17:08:45,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-14 17:08:45,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-14 17:08:45,635 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-14 17:08:45,635 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-14 17:08:45,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-14 17:08:45,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-14 17:08:45,635 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-14 17:08:45,636 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-14 17:08:49,058 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-14 17:08:49,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 05:08:49 BoogieIcfgContainer [2018-09-14 17:08:49,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-14 17:08:49,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-14 17:08:49,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-14 17:08:49,065 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-14 17:08:49,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.09 05:08:44" (1/3) ... [2018-09-14 17:08:49,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@309bfd7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 05:08:49, skipping insertion in model container [2018-09-14 17:08:49,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:45" (2/3) ... [2018-09-14 17:08:49,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@309bfd7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 05:08:49, skipping insertion in model container [2018-09-14 17:08:49,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 05:08:49" (3/3) ... [2018-09-14 17:08:49,069 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label39_true-unreach-call.c [2018-09-14 17:08:49,080 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-14 17:08:49,089 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-14 17:08:49,144 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-14 17:08:49,145 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-14 17:08:49,145 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-14 17:08:49,145 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-14 17:08:49,146 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-14 17:08:49,146 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-14 17:08:49,146 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-14 17:08:49,146 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-14 17:08:49,146 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-14 17:08:49,175 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-09-14 17:08:49,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-14 17:08:49,183 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:08:49,184 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 17:08:49,186 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:08:49,191 INFO L82 PathProgramCache]: Analyzing trace with hash -113906311, now seen corresponding path program 1 times [2018-09-14 17:08:49,194 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:08:49,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:49,245 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:49,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:49,246 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:08:49,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:49,611 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 5 [2018-09-14 17:08:49,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:49,628 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 17:08:49,629 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-14 17:08:49,629 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:08:49,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-14 17:08:49,652 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-14 17:08:49,653 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 17:08:49,656 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2018-09-14 17:08:52,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:08:52,806 INFO L93 Difference]: Finished difference Result 737 states and 1298 transitions. [2018-09-14 17:08:52,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 17:08:52,807 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2018-09-14 17:08:52,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:08:52,830 INFO L225 Difference]: With dead ends: 737 [2018-09-14 17:08:52,830 INFO L226 Difference]: Without dead ends: 515 [2018-09-14 17:08:52,839 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 17:08:52,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-09-14 17:08:52,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 356. [2018-09-14 17:08:52,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-09-14 17:08:52,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 613 transitions. [2018-09-14 17:08:52,926 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 613 transitions. Word has length 33 [2018-09-14 17:08:52,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:08:52,927 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 613 transitions. [2018-09-14 17:08:52,927 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-14 17:08:52,928 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 613 transitions. [2018-09-14 17:08:52,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-14 17:08:52,934 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:08:52,934 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 17:08:52,934 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:08:52,935 INFO L82 PathProgramCache]: Analyzing trace with hash -309675669, now seen corresponding path program 1 times [2018-09-14 17:08:52,935 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:08:52,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:52,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:52,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:52,937 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:08:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:53,296 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 17:08:53,448 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:53,448 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 17:08:53,448 INFO L197 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 [2018-09-14 17:08:53,467 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:53,467 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 17:08:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:53,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 17:08:53,634 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:53,634 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 17:08:53,927 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:53,962 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-14 17:08:53,962 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 9 [2018-09-14 17:08:53,962 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:08:53,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 17:08:53,964 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 17:08:53,964 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-09-14 17:08:53,965 INFO L87 Difference]: Start difference. First operand 356 states and 613 transitions. Second operand 3 states. [2018-09-14 17:08:55,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:08:55,283 INFO L93 Difference]: Finished difference Result 994 states and 1782 transitions. [2018-09-14 17:08:55,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 17:08:55,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2018-09-14 17:08:55,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:08:55,290 INFO L225 Difference]: With dead ends: 994 [2018-09-14 17:08:55,290 INFO L226 Difference]: Without dead ends: 644 [2018-09-14 17:08:55,294 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 208 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-09-14 17:08:55,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2018-09-14 17:08:55,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 644. [2018-09-14 17:08:55,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 644 states. [2018-09-14 17:08:55,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 644 states and 1034 transitions. [2018-09-14 17:08:55,365 INFO L78 Accepts]: Start accepts. Automaton has 644 states and 1034 transitions. Word has length 104 [2018-09-14 17:08:55,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:08:55,365 INFO L480 AbstractCegarLoop]: Abstraction has 644 states and 1034 transitions. [2018-09-14 17:08:55,366 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 17:08:55,366 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1034 transitions. [2018-09-14 17:08:55,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-14 17:08:55,375 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:08:55,376 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 17:08:55,376 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:08:55,377 INFO L82 PathProgramCache]: Analyzing trace with hash -1777840888, now seen corresponding path program 1 times [2018-09-14 17:08:55,377 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:08:55,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:55,379 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:55,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:55,380 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:08:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:55,684 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:55,685 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 17:08:55,685 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 17:08:55,685 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:08:55,686 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 17:08:55,686 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 17:08:55,686 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 17:08:55,687 INFO L87 Difference]: Start difference. First operand 644 states and 1034 transitions. Second operand 6 states. [2018-09-14 17:09:00,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:09:00,149 INFO L93 Difference]: Finished difference Result 1847 states and 3197 transitions. [2018-09-14 17:09:00,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 17:09:00,151 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 115 [2018-09-14 17:09:00,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:09:00,170 INFO L225 Difference]: With dead ends: 1847 [2018-09-14 17:09:00,171 INFO L226 Difference]: Without dead ends: 1209 [2018-09-14 17:09:00,178 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-14 17:09:00,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1209 states. [2018-09-14 17:09:00,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1209 to 1185. [2018-09-14 17:09:00,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1185 states. [2018-09-14 17:09:00,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1185 states and 1872 transitions. [2018-09-14 17:09:00,242 INFO L78 Accepts]: Start accepts. Automaton has 1185 states and 1872 transitions. Word has length 115 [2018-09-14 17:09:00,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:09:00,245 INFO L480 AbstractCegarLoop]: Abstraction has 1185 states and 1872 transitions. [2018-09-14 17:09:00,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 17:09:00,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1872 transitions. [2018-09-14 17:09:00,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-09-14 17:09:00,253 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:09:00,257 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 17:09:00,257 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:09:00,257 INFO L82 PathProgramCache]: Analyzing trace with hash 2101980031, now seen corresponding path program 1 times [2018-09-14 17:09:00,257 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:09:00,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:00,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:00,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:00,259 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:09:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:00,456 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:09:00,457 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 17:09:00,457 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-14 17:09:00,457 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:09:00,457 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-14 17:09:00,458 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-14 17:09:00,458 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 17:09:00,458 INFO L87 Difference]: Start difference. First operand 1185 states and 1872 transitions. Second operand 4 states. [2018-09-14 17:09:02,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:09:02,084 INFO L93 Difference]: Finished difference Result 2364 states and 3744 transitions. [2018-09-14 17:09:02,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 17:09:02,084 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 162 [2018-09-14 17:09:02,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:09:02,093 INFO L225 Difference]: With dead ends: 2364 [2018-09-14 17:09:02,093 INFO L226 Difference]: Without dead ends: 1185 [2018-09-14 17:09:02,099 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 17:09:02,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1185 states. [2018-09-14 17:09:02,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1185 to 1185. [2018-09-14 17:09:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1185 states. [2018-09-14 17:09:02,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1185 states and 1698 transitions. [2018-09-14 17:09:02,137 INFO L78 Accepts]: Start accepts. Automaton has 1185 states and 1698 transitions. Word has length 162 [2018-09-14 17:09:02,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:09:02,138 INFO L480 AbstractCegarLoop]: Abstraction has 1185 states and 1698 transitions. [2018-09-14 17:09:02,138 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-14 17:09:02,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1698 transitions. [2018-09-14 17:09:02,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-14 17:09:02,142 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:09:02,142 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 17:09:02,142 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:09:02,142 INFO L82 PathProgramCache]: Analyzing trace with hash -278200628, now seen corresponding path program 1 times [2018-09-14 17:09:02,143 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:09:02,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:02,144 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:02,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:02,144 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:09:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:02,433 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 17:09:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:09:02,866 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 17:09:02,866 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 17:09:02,867 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:09:02,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 17:09:02,868 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 17:09:02,868 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 17:09:02,868 INFO L87 Difference]: Start difference. First operand 1185 states and 1698 transitions. Second operand 6 states. [2018-09-14 17:09:04,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:09:04,503 INFO L93 Difference]: Finished difference Result 3008 states and 4520 transitions. [2018-09-14 17:09:04,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 17:09:04,505 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 165 [2018-09-14 17:09:04,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:09:04,518 INFO L225 Difference]: With dead ends: 3008 [2018-09-14 17:09:04,518 INFO L226 Difference]: Without dead ends: 1829 [2018-09-14 17:09:04,524 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-14 17:09:04,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1829 states. [2018-09-14 17:09:04,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1829 to 1793. [2018-09-14 17:09:04,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1793 states. [2018-09-14 17:09:04,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1793 states and 2543 transitions. [2018-09-14 17:09:04,589 INFO L78 Accepts]: Start accepts. Automaton has 1793 states and 2543 transitions. Word has length 165 [2018-09-14 17:09:04,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:09:04,591 INFO L480 AbstractCegarLoop]: Abstraction has 1793 states and 2543 transitions. [2018-09-14 17:09:04,591 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 17:09:04,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2543 transitions. [2018-09-14 17:09:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-09-14 17:09:04,596 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:09:04,596 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 17:09:04,596 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:09:04,597 INFO L82 PathProgramCache]: Analyzing trace with hash -2034787713, now seen corresponding path program 1 times [2018-09-14 17:09:04,597 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:09:04,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:04,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:04,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:04,598 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:09:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:04,825 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 17:09:04,954 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 52 proven. 65 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-14 17:09:04,955 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 17:09:04,955 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 17:09:04,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:04,963 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 17:09:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:05,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 17:09:05,492 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-09-14 17:09:05,492 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 17:09:05,840 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 52 proven. 65 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-14 17:09:05,862 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-09-14 17:09:05,862 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 12 [2018-09-14 17:09:05,862 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:09:05,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 17:09:05,863 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 17:09:05,864 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-09-14 17:09:05,864 INFO L87 Difference]: Start difference. First operand 1793 states and 2543 transitions. Second operand 5 states. [2018-09-14 17:09:09,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:09:09,696 INFO L93 Difference]: Finished difference Result 5356 states and 8078 transitions. [2018-09-14 17:09:09,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-14 17:09:09,697 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 185 [2018-09-14 17:09:09,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:09:09,719 INFO L225 Difference]: With dead ends: 5356 [2018-09-14 17:09:09,719 INFO L226 Difference]: Without dead ends: 3569 [2018-09-14 17:09:09,735 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 365 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2018-09-14 17:09:09,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3569 states. [2018-09-14 17:09:09,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3569 to 3493. [2018-09-14 17:09:09,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3493 states. [2018-09-14 17:09:09,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 3493 states and 4735 transitions. [2018-09-14 17:09:09,837 INFO L78 Accepts]: Start accepts. Automaton has 3493 states and 4735 transitions. Word has length 185 [2018-09-14 17:09:09,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:09:09,838 INFO L480 AbstractCegarLoop]: Abstraction has 3493 states and 4735 transitions. [2018-09-14 17:09:09,838 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 17:09:09,838 INFO L276 IsEmpty]: Start isEmpty. Operand 3493 states and 4735 transitions. [2018-09-14 17:09:09,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-09-14 17:09:09,844 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:09:09,845 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-14 17:09:09,845 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:09:09,845 INFO L82 PathProgramCache]: Analyzing trace with hash -45367719, now seen corresponding path program 1 times [2018-09-14 17:09:09,845 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:09:09,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:09,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:09,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:09,846 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:09:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:10,096 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 17:09:10,143 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-09-14 17:09:10,143 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 17:09:10,143 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 17:09:10,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:10,151 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 17:09:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:10,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 17:09:10,280 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-09-14 17:09:10,280 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 17:09:10,381 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-09-14 17:09:10,401 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-14 17:09:10,401 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2018-09-14 17:09:10,401 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:09:10,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 17:09:10,402 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 17:09:10,402 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-14 17:09:10,402 INFO L87 Difference]: Start difference. First operand 3493 states and 4735 transitions. Second operand 3 states. [2018-09-14 17:09:11,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:09:11,206 INFO L93 Difference]: Finished difference Result 7763 states and 10909 transitions. [2018-09-14 17:09:11,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 17:09:11,206 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 191 [2018-09-14 17:09:11,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:09:11,226 INFO L225 Difference]: With dead ends: 7763 [2018-09-14 17:09:11,226 INFO L226 Difference]: Without dead ends: 4276 [2018-09-14 17:09:11,244 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 381 SyntacticMatches, 6 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-14 17:09:11,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2018-09-14 17:09:11,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3948. [2018-09-14 17:09:11,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3948 states. [2018-09-14 17:09:11,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 3948 states and 5210 transitions. [2018-09-14 17:09:11,348 INFO L78 Accepts]: Start accepts. Automaton has 3948 states and 5210 transitions. Word has length 191 [2018-09-14 17:09:11,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:09:11,349 INFO L480 AbstractCegarLoop]: Abstraction has 3948 states and 5210 transitions. [2018-09-14 17:09:11,349 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 17:09:11,349 INFO L276 IsEmpty]: Start isEmpty. Operand 3948 states and 5210 transitions. [2018-09-14 17:09:11,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-09-14 17:09:11,362 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:09:11,363 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 17:09:11,363 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:09:11,363 INFO L82 PathProgramCache]: Analyzing trace with hash 1332806832, now seen corresponding path program 1 times [2018-09-14 17:09:11,363 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:09:11,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:11,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:11,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:11,365 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:09:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:11,941 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 154 proven. 72 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-09-14 17:09:11,941 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 17:09:11,941 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 17:09:11,949 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:11,950 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 17:09:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:12,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 17:09:12,249 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 275 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-09-14 17:09:12,250 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 17:09:12,538 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-09-14 17:09:12,814 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 154 proven. 72 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-09-14 17:09:12,835 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 17:09:12,835 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 17:09:12,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:12,852 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 17:09:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:13,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 17:09:13,387 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 275 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-09-14 17:09:13,387 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 17:09:13,848 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 154 proven. 72 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-09-14 17:09:13,850 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 17:09:13,850 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5, 5, 5] total 20 [2018-09-14 17:09:13,850 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 17:09:13,851 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-09-14 17:09:13,852 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-09-14 17:09:13,852 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2018-09-14 17:09:13,853 INFO L87 Difference]: Start difference. First operand 3948 states and 5210 transitions. Second operand 14 states. [2018-09-14 17:09:16,164 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 26 [2018-09-14 17:09:20,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:09:20,483 INFO L93 Difference]: Finished difference Result 9839 states and 13327 transitions. [2018-09-14 17:09:20,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-09-14 17:09:20,483 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 313 [2018-09-14 17:09:20,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:09:20,499 INFO L225 Difference]: With dead ends: 9839 [2018-09-14 17:09:20,499 INFO L226 Difference]: Without dead ends: 3359 [2018-09-14 17:09:20,516 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1300 GetRequests, 1259 SyntacticMatches, 2 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 350 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=399, Invalid=1241, Unknown=0, NotChecked=0, Total=1640 [2018-09-14 17:09:20,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3359 states. [2018-09-14 17:09:20,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3359 to 3033. [2018-09-14 17:09:20,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3033 states. [2018-09-14 17:09:20,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3033 states to 3033 states and 3764 transitions. [2018-09-14 17:09:20,608 INFO L78 Accepts]: Start accepts. Automaton has 3033 states and 3764 transitions. Word has length 313 [2018-09-14 17:09:20,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:09:20,609 INFO L480 AbstractCegarLoop]: Abstraction has 3033 states and 3764 transitions. [2018-09-14 17:09:20,609 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-09-14 17:09:20,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3033 states and 3764 transitions. [2018-09-14 17:09:20,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-09-14 17:09:20,620 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:09:20,620 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 17:09:20,621 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:09:20,621 INFO L82 PathProgramCache]: Analyzing trace with hash 1443486648, now seen corresponding path program 1 times [2018-09-14 17:09:20,621 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:09:20,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:20,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:20,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:20,622 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:09:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:20,919 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 268 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-09-14 17:09:20,919 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 17:09:20,919 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 17:09:20,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:20,930 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 17:09:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:21,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 17:09:21,150 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 268 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-09-14 17:09:21,151 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 17:09:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 268 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-09-14 17:09:21,418 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 17:09:21,418 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 17:09:21,433 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:21,434 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 17:09:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:21,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 17:09:21,890 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-09-14 17:09:21,890 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 17:09:22,374 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-09-14 17:09:22,380 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 3 imperfect interpolant sequences. [2018-09-14 17:09:22,380 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5, 5] total 10 [2018-09-14 17:09:22,380 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:09:22,381 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 17:09:22,383 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 17:09:22,383 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-14 17:09:22,384 INFO L87 Difference]: Start difference. First operand 3033 states and 3764 transitions. Second operand 3 states. [2018-09-14 17:09:23,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:09:23,330 INFO L93 Difference]: Finished difference Result 3178 states and 3913 transitions. [2018-09-14 17:09:23,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 17:09:23,331 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 349 [2018-09-14 17:09:23,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:09:23,332 INFO L225 Difference]: With dead ends: 3178 [2018-09-14 17:09:23,333 INFO L226 Difference]: Without dead ends: 0 [2018-09-14 17:09:23,339 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1399 GetRequests, 1389 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-14 17:09:23,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-14 17:09:23,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-14 17:09:23,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-14 17:09:23,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-14 17:09:23,341 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 349 [2018-09-14 17:09:23,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:09:23,341 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-14 17:09:23,341 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 17:09:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-14 17:09:23,341 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-14 17:09:23,347 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-14 17:09:23,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,585 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 93 [2018-09-14 17:09:23,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:23,730 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 93 [2018-09-14 17:09:23,921 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-14 17:09:24,355 WARN L178 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2018-09-14 17:09:25,028 WARN L178 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 49 [2018-09-14 17:09:25,304 WARN L178 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 38 [2018-09-14 17:09:25,581 WARN L178 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 38 [2018-09-14 17:09:25,585 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-14 17:09:25,585 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0)) [2018-09-14 17:09:25,585 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-14 17:09:25,585 INFO L426 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-09-14 17:09:25,586 INFO L426 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,586 INFO L426 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,586 INFO L426 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,586 INFO L426 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,586 INFO L426 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,586 INFO L426 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,586 INFO L426 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-09-14 17:09:25,586 INFO L426 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-09-14 17:09:25,586 INFO L426 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-09-14 17:09:25,587 INFO L426 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-09-14 17:09:25,587 INFO L426 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-09-14 17:09:25,587 INFO L426 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-09-14 17:09:25,587 INFO L426 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-09-14 17:09:25,587 INFO L426 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-09-14 17:09:25,587 INFO L426 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-09-14 17:09:25,587 INFO L426 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-09-14 17:09:25,587 INFO L426 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-09-14 17:09:25,587 INFO L426 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,587 INFO L426 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,588 INFO L426 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,588 INFO L426 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,588 INFO L426 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,588 INFO L426 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-09-14 17:09:25,588 INFO L426 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-09-14 17:09:25,588 INFO L426 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-09-14 17:09:25,588 INFO L426 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-09-14 17:09:25,588 INFO L426 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-09-14 17:09:25,588 INFO L426 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-09-14 17:09:25,588 INFO L426 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-09-14 17:09:25,589 INFO L426 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-09-14 17:09:25,589 INFO L426 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-09-14 17:09:25,589 INFO L426 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-09-14 17:09:25,589 INFO L426 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-09-14 17:09:25,589 INFO L426 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-09-14 17:09:25,589 INFO L426 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-09-14 17:09:25,589 INFO L426 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-09-14 17:09:25,589 INFO L426 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,589 INFO L426 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,590 INFO L426 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,590 INFO L426 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,590 INFO L426 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,590 INFO L426 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-09-14 17:09:25,590 INFO L426 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-09-14 17:09:25,590 INFO L426 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-09-14 17:09:25,590 INFO L426 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-09-14 17:09:25,590 INFO L426 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-09-14 17:09:25,590 INFO L426 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-09-14 17:09:25,590 INFO L426 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-09-14 17:09:25,591 INFO L426 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-09-14 17:09:25,591 INFO L426 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-09-14 17:09:25,591 INFO L426 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-09-14 17:09:25,591 INFO L426 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,591 INFO L426 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,591 INFO L426 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,591 INFO L426 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,591 INFO L426 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,591 INFO L426 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-09-14 17:09:25,592 INFO L426 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-09-14 17:09:25,592 INFO L426 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-09-14 17:09:25,592 INFO L426 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-09-14 17:09:25,592 INFO L426 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-09-14 17:09:25,592 INFO L426 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-09-14 17:09:25,592 INFO L426 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-09-14 17:09:25,592 INFO L426 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-09-14 17:09:25,592 INFO L426 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-09-14 17:09:25,592 INFO L426 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-09-14 17:09:25,593 INFO L426 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-09-14 17:09:25,593 INFO L426 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-09-14 17:09:25,593 INFO L426 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-09-14 17:09:25,595 INFO L426 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,595 INFO L426 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,595 INFO L426 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,595 INFO L426 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,595 INFO L426 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,595 INFO L426 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-09-14 17:09:25,595 INFO L426 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-09-14 17:09:25,595 INFO L426 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,596 INFO L426 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,597 INFO L426 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-09-14 17:09:25,598 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-14 17:09:25,599 INFO L426 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-09-14 17:09:25,599 INFO L426 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-09-14 17:09:25,599 INFO L426 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-09-14 17:09:25,599 INFO L426 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-09-14 17:09:25,599 INFO L426 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,599 INFO L426 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,599 INFO L426 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,599 INFO L426 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,599 INFO L426 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,599 INFO L426 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,600 INFO L426 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-09-14 17:09:25,600 INFO L426 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-09-14 17:09:25,600 INFO L426 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-09-14 17:09:25,600 INFO L426 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-09-14 17:09:25,600 INFO L426 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-09-14 17:09:25,600 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-14 17:09:25,600 INFO L426 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-09-14 17:09:25,600 INFO L426 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-09-14 17:09:25,600 INFO L426 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-09-14 17:09:25,600 INFO L426 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-09-14 17:09:25,600 INFO L426 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-09-14 17:09:25,600 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse5 (< 0 (+ ~a1~0 13))) (.cse7 (<= ~a1~0 |old(~a1~0)|)) (.cse8 (= ~a19~0 |old(~a19~0)|)) (.cse9 (= |old(~a10~0)| ~a10~0))) (let ((.cse4 (= 1 |old(~a10~0)|)) (.cse6 (and .cse7 .cse8 .cse9)) (.cse0 (<= (+ |old(~a1~0)| 13) 0)) (.cse1 (not (= 14 ~a4~0))) (.cse3 (not (= 0 ~a12~0))) (.cse2 (and .cse5 .cse7 .cse8 .cse9))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse0 (= 10 |old(~a19~0)|) .cse1 .cse3) .cse5) (or .cse6 .cse1 .cse3 (not (= 6 |old(~a19~0)|)) .cse4) (or .cse6 .cse1 .cse3 (< |old(~a19~0)| 9)) (or (< |old(~a10~0)| 2) .cse1 .cse3 .cse6) (or .cse0 (< 8 |old(~a19~0)|) .cse1 .cse3 .cse2)))) [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-09-14 17:09:25,601 INFO L426 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,602 INFO L426 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,603 INFO L426 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,603 INFO L426 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,603 INFO L426 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-09-14 17:09:25,603 INFO L426 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-09-14 17:09:25,603 INFO L426 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-09-14 17:09:25,603 INFO L426 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-09-14 17:09:25,603 INFO L426 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-09-14 17:09:25,603 INFO L426 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-09-14 17:09:25,603 INFO L426 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-09-14 17:09:25,603 INFO L426 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-09-14 17:09:25,604 INFO L426 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-09-14 17:09:25,604 INFO L426 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-09-14 17:09:25,604 INFO L426 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-09-14 17:09:25,604 INFO L426 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-09-14 17:09:25,604 INFO L426 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,604 INFO L426 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,604 INFO L426 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,604 INFO L426 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,604 INFO L426 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,604 INFO L426 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:25,605 INFO L426 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-09-14 17:09:25,605 INFO L426 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-09-14 17:09:25,605 INFO L426 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-09-14 17:09:25,605 INFO L426 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-09-14 17:09:25,605 INFO L426 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-09-14 17:09:25,605 INFO L426 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-09-14 17:09:25,605 INFO L426 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-09-14 17:09:25,605 INFO L426 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-09-14 17:09:25,605 INFO L426 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-09-14 17:09:25,605 INFO L426 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-09-14 17:09:25,606 INFO L426 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-09-14 17:09:25,606 INFO L426 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-09-14 17:09:25,606 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-14 17:09:25,606 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (<= ~a1~0 23) (not (= ~a19~0 10)) (= ~a12~0 0) (not (= ~a10~0 1)) (= ~a4~0 14) (<= 9 ~a19~0)) [2018-09-14 17:09:25,606 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-14 17:09:25,606 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-14 17:09:25,606 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (and (<= 23 ~a1~0) (<= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0)) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|) (< |old(~a19~0)| 9)) [2018-09-14 17:09:25,606 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-09-14 17:09:25,607 INFO L422 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (<= 9 ~a19~0) (< |old(~a1~0)| 23) (< 0 (+ ~a1~0 13)) (not (= 0 ~a12~0)) (= 1 |old(~a10~0)|) (and (= ~a19~0 6) (not (= ~a10~0 1))) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (< 23 |old(~a1~0)|) (<= 2 ~a10~0) (< |old(~a19~0)| 9)) [2018-09-14 17:09:25,607 INFO L426 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-09-14 17:09:25,607 INFO L426 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-09-14 17:09:25,607 INFO L426 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-09-14 17:09:25,607 INFO L422 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (or (<= 9 ~a19~0) (< |old(~a1~0)| 23) (< 0 (+ ~a1~0 13)) (not (= 0 ~a12~0)) (= 1 |old(~a10~0)|) (and (= ~a19~0 6) (not (= ~a10~0 1))) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (< 23 |old(~a1~0)|) (<= 2 ~a10~0) (< |old(~a19~0)| 9)) [2018-09-14 17:09:25,607 INFO L426 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-09-14 17:09:25,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.09 05:09:25 BoogieIcfgContainer [2018-09-14 17:09:25,626 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-14 17:09:25,627 INFO L168 Benchmark]: Toolchain (without parser) took 41183.08 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-14 17:09:25,628 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 17:09:25,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.92 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-14 17:09:25,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.72 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-14 17:09:25,630 INFO L168 Benchmark]: Boogie Preprocessor took 297.00 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 727.7 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -809.0 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2018-09-14 17:09:25,631 INFO L168 Benchmark]: RCFGBuilder took 3499.34 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 113.6 MB). Peak memory consumption was 113.6 MB. Max. memory is 7.1 GB. [2018-09-14 17:09:25,632 INFO L168 Benchmark]: TraceAbstraction took 36564.84 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 433.1 MB). Free memory was 2.0 GB in the beginning and 2.4 GB in the end (delta: -350.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-09-14 17:09:25,637 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 711.92 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 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 102.72 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 297.00 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 727.7 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -809.0 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3499.34 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 113.6 MB). Peak memory consumption was 113.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 36564.84 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 433.1 MB). Free memory was 2.0 GB in the beginning and 2.4 GB in the end (delta: -350.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 582]: Loop Invariant Derived loop invariant: (((((((((9 <= a19 || \old(a1) < 23) || 0 < a1 + 13) || !(0 == a12)) || 1 == \old(a10)) || (a19 == 6 && !(a10 == 1))) || 10 == \old(a19)) || !(14 == a4)) || 23 < \old(a1)) || 2 <= a10) || \old(a19) < 9 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 36.4s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 24.6s AutomataDifference, 0.0s DeadEndRemovalTime, 2.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1472 SDtfs, 5699 SDslu, 911 SDs, 0 SdLazy, 9635 SolverSat, 1954 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3714 GetRequests, 3613 SyntacticMatches, 15 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 391 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3948occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 9 MinimizatonAttempts, 949 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 108 PreInvPairs, 172 NumberOfFragments, 331 HoareAnnotationTreeSize, 108 FomulaSimplifications, 8694 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4770 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 3421 NumberOfCodeBlocks, 3421 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 5202 ConstructedInterpolants, 0 QuantifiedInterpolants, 3484221 SizeOfPredicates, 9 NumberOfNonLiveVariables, 3132 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 23 InterpolantComputations, 11 PerfectInterpolantSequences, 3703/4111 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem10_label39_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-14_17-09-25-653.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem10_label39_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-14_17-09-25-653.csv Received shutdown request...