java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label22_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 12:21:37,053 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 12:21:37,055 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 12:21:37,078 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 12:21:37,078 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 12:21:37,079 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 12:21:37,083 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 12:21:37,084 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 12:21:37,086 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 12:21:37,087 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 12:21:37,088 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 12:21:37,088 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 12:21:37,089 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 12:21:37,090 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 12:21:37,091 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 12:21:37,092 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 12:21:37,093 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 12:21:37,095 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 12:21:37,097 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 12:21:37,098 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 12:21:37,100 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 12:21:37,101 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 12:21:37,104 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 12:21:37,104 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 12:21:37,104 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 12:21:37,105 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 12:21:37,106 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 12:21:37,107 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 12:21:37,108 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 12:21:37,109 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 12:21:37,109 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 12:21:37,110 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 12:21:37,110 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 12:21:37,110 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 12:21:37,111 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 12:21:37,112 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 12:21:37,112 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf [2018-10-27 12:21:37,136 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 12:21:37,136 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 12:21:37,137 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 12:21:37,137 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 12:21:37,138 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 12:21:37,141 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 12:21:37,141 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 12:21:37,141 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 12:21:37,141 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 12:21:37,141 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 12:21:37,142 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 12:21:37,142 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 12:21:37,143 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 12:21:37,143 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 12:21:37,143 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 12:21:37,143 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 12:21:37,143 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 12:21:37,144 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 12:21:37,144 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 12:21:37,144 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 12:21:37,144 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 12:21:37,144 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 12:21:37,145 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 12:21:37,145 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 12:21:37,145 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 12:21:37,145 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 12:21:37,146 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 12:21:37,146 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 12:21:37,146 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 12:21:37,146 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 12:21:37,146 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 12:21:37,146 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 12:21:37,147 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 12:21:37,147 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 12:21:37,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 12:21:37,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 12:21:37,208 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 12:21:37,210 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 12:21:37,210 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 12:21:37,211 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label22_true-unreach-call_false-termination.c [2018-10-27 12:21:37,272 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/69831eb61/da5df400879145cbb50532e237fdcfa5/FLAG14850e9cf [2018-10-27 12:21:37,856 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 12:21:37,857 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label22_true-unreach-call_false-termination.c [2018-10-27 12:21:37,881 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/69831eb61/da5df400879145cbb50532e237fdcfa5/FLAG14850e9cf [2018-10-27 12:21:37,901 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/69831eb61/da5df400879145cbb50532e237fdcfa5 [2018-10-27 12:21:37,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 12:21:37,915 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 12:21:37,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 12:21:37,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 12:21:37,920 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 12:21:37,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:21:37" (1/1) ... [2018-10-27 12:21:37,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@379aca2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:37, skipping insertion in model container [2018-10-27 12:21:37,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:21:37" (1/1) ... [2018-10-27 12:21:37,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 12:21:37,993 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 12:21:38,491 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 12:21:38,498 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 12:21:38,641 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 12:21:38,660 INFO L193 MainTranslator]: Completed translation [2018-10-27 12:21:38,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:38 WrapperNode [2018-10-27 12:21:38,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 12:21:38,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 12:21:38,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 12:21:38,662 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 12:21:38,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:38" (1/1) ... [2018-10-27 12:21:38,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:38" (1/1) ... [2018-10-27 12:21:38,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 12:21:38,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 12:21:38,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 12:21:38,866 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 12:21:38,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:38" (1/1) ... [2018-10-27 12:21:38,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:38" (1/1) ... [2018-10-27 12:21:38,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:38" (1/1) ... [2018-10-27 12:21:38,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:38" (1/1) ... [2018-10-27 12:21:38,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:38" (1/1) ... [2018-10-27 12:21:38,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:38" (1/1) ... [2018-10-27 12:21:38,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:38" (1/1) ... [2018-10-27 12:21:38,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 12:21:38,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 12:21:38,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 12:21:38,968 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 12:21:38,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 12:21:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 12:21:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 12:21:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 12:21:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 12:21:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 12:21:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 12:21:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 12:21:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 12:21:42,442 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 12:21:42,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:21:42 BoogieIcfgContainer [2018-10-27 12:21:42,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 12:21:42,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 12:21:42,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 12:21:42,448 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 12:21:42,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:21:37" (1/3) ... [2018-10-27 12:21:42,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@417f998a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:21:42, skipping insertion in model container [2018-10-27 12:21:42,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:38" (2/3) ... [2018-10-27 12:21:42,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@417f998a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:21:42, skipping insertion in model container [2018-10-27 12:21:42,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:21:42" (3/3) ... [2018-10-27 12:21:42,452 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label22_true-unreach-call_false-termination.c [2018-10-27 12:21:42,467 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 12:21:42,481 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 12:21:42,501 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 12:21:42,553 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 12:21:42,553 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 12:21:42,553 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 12:21:42,553 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 12:21:42,554 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 12:21:42,554 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 12:21:42,554 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 12:21:42,554 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 12:21:42,601 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-27 12:21:42,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-27 12:21:42,618 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:21:42,620 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:21:42,625 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:21:42,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:21:42,635 INFO L82 PathProgramCache]: Analyzing trace with hash 2012123736, now seen corresponding path program 1 times [2018-10-27 12:21:42,639 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:21:42,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:21:42,702 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:21:42,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:21:42,702 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:21:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:21:43,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:21:43,218 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:21:43,219 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 12:21:43,219 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:21:43,225 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 12:21:43,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 12:21:43,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:21:43,244 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-10-27 12:21:45,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:21:45,324 INFO L93 Difference]: Finished difference Result 626 states and 1068 transitions. [2018-10-27 12:21:45,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 12:21:45,328 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2018-10-27 12:21:45,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:21:45,349 INFO L225 Difference]: With dead ends: 626 [2018-10-27 12:21:45,350 INFO L226 Difference]: Without dead ends: 387 [2018-10-27 12:21:45,357 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:21:45,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2018-10-27 12:21:45,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 383. [2018-10-27 12:21:45,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-10-27 12:21:45,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 644 transitions. [2018-10-27 12:21:45,459 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 644 transitions. Word has length 104 [2018-10-27 12:21:45,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:21:45,460 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 644 transitions. [2018-10-27 12:21:45,460 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 12:21:45,460 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 644 transitions. [2018-10-27 12:21:45,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-27 12:21:45,467 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:21:45,467 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-27 12:21:45,468 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:21:45,468 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:21:45,471 INFO L82 PathProgramCache]: Analyzing trace with hash 299374799, now seen corresponding path program 1 times [2018-10-27 12:21:45,471 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:21:45,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:21:45,474 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:21:45,474 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:21:45,474 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:21:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:21:45,693 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:21:45,694 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:21:45,694 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 12:21:45,694 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:21:45,696 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 12:21:45,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 12:21:45,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 12:21:45,697 INFO L87 Difference]: Start difference. First operand 383 states and 644 transitions. Second operand 6 states. [2018-10-27 12:21:47,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:21:47,487 INFO L93 Difference]: Finished difference Result 1195 states and 2114 transitions. [2018-10-27 12:21:47,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 12:21:47,494 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2018-10-27 12:21:47,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:21:47,504 INFO L225 Difference]: With dead ends: 1195 [2018-10-27 12:21:47,504 INFO L226 Difference]: Without dead ends: 818 [2018-10-27 12:21:47,510 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 12:21:47,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2018-10-27 12:21:47,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 799. [2018-10-27 12:21:47,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 799 states. [2018-10-27 12:21:47,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1290 transitions. [2018-10-27 12:21:47,566 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1290 transitions. Word has length 125 [2018-10-27 12:21:47,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:21:47,567 INFO L481 AbstractCegarLoop]: Abstraction has 799 states and 1290 transitions. [2018-10-27 12:21:47,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 12:21:47,567 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1290 transitions. [2018-10-27 12:21:47,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-27 12:21:47,574 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:21:47,575 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:21:47,575 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:21:47,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:21:47,579 INFO L82 PathProgramCache]: Analyzing trace with hash 837427427, now seen corresponding path program 1 times [2018-10-27 12:21:47,579 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:21:47,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:21:47,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:21:47,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:21:47,581 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:21:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:21:47,796 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:21:47,797 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:21:47,797 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 12:21:47,797 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:21:47,798 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 12:21:47,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 12:21:47,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:21:47,799 INFO L87 Difference]: Start difference. First operand 799 states and 1290 transitions. Second operand 3 states. [2018-10-27 12:21:51,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:21:51,343 INFO L93 Difference]: Finished difference Result 2271 states and 3774 transitions. [2018-10-27 12:21:51,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 12:21:51,345 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2018-10-27 12:21:51,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:21:51,363 INFO L225 Difference]: With dead ends: 2271 [2018-10-27 12:21:51,363 INFO L226 Difference]: Without dead ends: 1478 [2018-10-27 12:21:51,368 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:21:51,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1478 states. [2018-10-27 12:21:51,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1478 to 1478. [2018-10-27 12:21:51,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1478 states. [2018-10-27 12:21:51,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1478 states and 2197 transitions. [2018-10-27 12:21:51,438 INFO L78 Accepts]: Start accepts. Automaton has 1478 states and 2197 transitions. Word has length 126 [2018-10-27 12:21:51,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:21:51,439 INFO L481 AbstractCegarLoop]: Abstraction has 1478 states and 2197 transitions. [2018-10-27 12:21:51,439 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 12:21:51,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2197 transitions. [2018-10-27 12:21:51,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-27 12:21:51,445 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:21:51,446 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2018-10-27 12:21:51,446 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:21:51,446 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:21:51,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1699638498, now seen corresponding path program 1 times [2018-10-27 12:21:51,447 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:21:51,448 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:21:51,448 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:21:51,448 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:21:51,448 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:21:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:21:51,624 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:21:51,625 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:21:51,625 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:21:51,626 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 135 with the following transitions: [2018-10-27 12:21:51,628 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [503], [505], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 12:21:51,680 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:21:51,680 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:21:52,394 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:21:52,397 INFO L272 AbstractInterpreter]: Visited 105 different actions 105 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-10-27 12:21:52,440 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:21:52,440 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:21:53,014 INFO L227 lantSequenceWeakener]: Weakened 110 states. On average, predicates are now at 80.97% of their original sizes. [2018-10-27 12:21:53,014 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:21:53,904 INFO L415 sIntCurrentIteration]: We unified 133 AI predicates to 133 [2018-10-27 12:21:53,904 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:21:53,906 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:21:53,906 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [6] total 18 [2018-10-27 12:21:53,906 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:21:53,907 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-27 12:21:53,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-27 12:21:53,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2018-10-27 12:21:53,908 INFO L87 Difference]: Start difference. First operand 1478 states and 2197 transitions. Second operand 14 states. [2018-10-27 12:22:10,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:22:10,420 INFO L93 Difference]: Finished difference Result 3250 states and 4877 transitions. [2018-10-27 12:22:10,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-10-27 12:22:10,420 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 134 [2018-10-27 12:22:10,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:22:10,433 INFO L225 Difference]: With dead ends: 3250 [2018-10-27 12:22:10,433 INFO L226 Difference]: Without dead ends: 1778 [2018-10-27 12:22:10,439 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 146 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=193, Invalid=509, Unknown=0, NotChecked=0, Total=702 [2018-10-27 12:22:10,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1778 states. [2018-10-27 12:22:10,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1778 to 1625. [2018-10-27 12:22:10,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1625 states. [2018-10-27 12:22:10,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1625 states and 2355 transitions. [2018-10-27 12:22:10,492 INFO L78 Accepts]: Start accepts. Automaton has 1625 states and 2355 transitions. Word has length 134 [2018-10-27 12:22:10,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:22:10,493 INFO L481 AbstractCegarLoop]: Abstraction has 1625 states and 2355 transitions. [2018-10-27 12:22:10,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-27 12:22:10,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 2355 transitions. [2018-10-27 12:22:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-27 12:22:10,500 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:22:10,500 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:22:10,503 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:22:10,503 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:10,503 INFO L82 PathProgramCache]: Analyzing trace with hash -999667050, now seen corresponding path program 1 times [2018-10-27 12:22:10,503 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:22:10,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:10,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:22:10,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:10,505 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:22:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:22:10,725 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 12:22:10,759 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:22:10,759 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:22:10,759 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:22:10,760 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 140 with the following transitions: [2018-10-27 12:22:10,760 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [503], [505], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 12:22:10,765 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:22:10,765 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:22:11,385 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:22:11,386 INFO L272 AbstractInterpreter]: Visited 108 different actions 312 times. Merged at 5 different actions 10 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-10-27 12:22:11,403 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:11,403 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:22:11,700 INFO L227 lantSequenceWeakener]: Weakened 48 states. On average, predicates are now at 80.61% of their original sizes. [2018-10-27 12:22:11,701 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:22:12,356 INFO L415 sIntCurrentIteration]: We unified 138 AI predicates to 138 [2018-10-27 12:22:12,356 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:22:12,357 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:22:12,357 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [6] total 22 [2018-10-27 12:22:12,357 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:22:12,358 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-10-27 12:22:12,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-10-27 12:22:12,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=231, Unknown=0, NotChecked=0, Total=306 [2018-10-27 12:22:12,359 INFO L87 Difference]: Start difference. First operand 1625 states and 2355 transitions. Second operand 18 states. [2018-10-27 12:22:24,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:22:24,168 INFO L93 Difference]: Finished difference Result 3852 states and 5819 transitions. [2018-10-27 12:22:24,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-10-27 12:22:24,168 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 139 [2018-10-27 12:22:24,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:22:24,180 INFO L225 Difference]: With dead ends: 3852 [2018-10-27 12:22:24,180 INFO L226 Difference]: Without dead ends: 2233 [2018-10-27 12:22:24,188 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 151 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=184, Invalid=746, Unknown=0, NotChecked=0, Total=930 [2018-10-27 12:22:24,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2233 states. [2018-10-27 12:22:24,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2233 to 2222. [2018-10-27 12:22:24,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2222 states. [2018-10-27 12:22:24,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 2222 states and 3112 transitions. [2018-10-27 12:22:24,250 INFO L78 Accepts]: Start accepts. Automaton has 2222 states and 3112 transitions. Word has length 139 [2018-10-27 12:22:24,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:22:24,250 INFO L481 AbstractCegarLoop]: Abstraction has 2222 states and 3112 transitions. [2018-10-27 12:22:24,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-10-27 12:22:24,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 3112 transitions. [2018-10-27 12:22:24,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-27 12:22:24,256 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:22:24,257 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:22:24,257 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:22:24,257 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:24,257 INFO L82 PathProgramCache]: Analyzing trace with hash -226595325, now seen corresponding path program 1 times [2018-10-27 12:22:24,257 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:22:24,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:24,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:22:24,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:24,259 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:22:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:22:24,481 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 35 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 12:22:24,481 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:22:24,481 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:22:24,481 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 145 with the following transitions: [2018-10-27 12:22:24,482 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [503], [505], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 12:22:24,486 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:22:24,486 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:22:24,843 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:22:24,843 INFO L272 AbstractInterpreter]: Visited 109 different actions 326 times. Merged at 7 different actions 21 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-10-27 12:22:24,851 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:24,852 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:22:25,037 INFO L227 lantSequenceWeakener]: Weakened 139 states. On average, predicates are now at 80.72% of their original sizes. [2018-10-27 12:22:25,038 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:22:25,148 INFO L415 sIntCurrentIteration]: We unified 143 AI predicates to 143 [2018-10-27 12:22:25,149 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:22:25,149 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:22:25,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [9] total 17 [2018-10-27 12:22:25,149 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:22:25,149 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 12:22:25,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 12:22:25,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-10-27 12:22:25,150 INFO L87 Difference]: Start difference. First operand 2222 states and 3112 transitions. Second operand 10 states. [2018-10-27 12:22:30,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:22:30,142 INFO L93 Difference]: Finished difference Result 5737 states and 8275 transitions. [2018-10-27 12:22:30,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-27 12:22:30,142 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 144 [2018-10-27 12:22:30,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:22:30,158 INFO L225 Difference]: With dead ends: 5737 [2018-10-27 12:22:30,159 INFO L226 Difference]: Without dead ends: 3521 [2018-10-27 12:22:30,168 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 152 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2018-10-27 12:22:30,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3521 states. [2018-10-27 12:22:30,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3521 to 3464. [2018-10-27 12:22:30,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3464 states. [2018-10-27 12:22:30,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3464 states and 4598 transitions. [2018-10-27 12:22:30,261 INFO L78 Accepts]: Start accepts. Automaton has 3464 states and 4598 transitions. Word has length 144 [2018-10-27 12:22:30,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:22:30,262 INFO L481 AbstractCegarLoop]: Abstraction has 3464 states and 4598 transitions. [2018-10-27 12:22:30,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 12:22:30,262 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 4598 transitions. [2018-10-27 12:22:30,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-27 12:22:30,271 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:22:30,271 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-10-27 12:22:30,271 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:22:30,272 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:30,272 INFO L82 PathProgramCache]: Analyzing trace with hash -1519815478, now seen corresponding path program 1 times [2018-10-27 12:22:30,272 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:22:30,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:30,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:22:30,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:30,273 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:22:30,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:22:30,453 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 51 proven. 26 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-27 12:22:30,453 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:22:30,453 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:22:30,454 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 159 with the following transitions: [2018-10-27 12:22:30,454 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [503], [505], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 12:22:30,463 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:22:30,463 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:22:31,105 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:22:31,105 INFO L272 AbstractInterpreter]: Visited 110 different actions 441 times. Merged at 8 different actions 34 times. Never widened. Found 8 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 12:22:31,112 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:31,112 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:22:31,356 INFO L227 lantSequenceWeakener]: Weakened 153 states. On average, predicates are now at 80.77% of their original sizes. [2018-10-27 12:22:31,356 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:22:31,521 INFO L415 sIntCurrentIteration]: We unified 157 AI predicates to 157 [2018-10-27 12:22:31,521 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:22:31,521 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:22:31,521 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [9] total 17 [2018-10-27 12:22:31,522 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:22:31,522 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 12:22:31,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 12:22:31,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-10-27 12:22:31,523 INFO L87 Difference]: Start difference. First operand 3464 states and 4598 transitions. Second operand 10 states. [2018-10-27 12:22:38,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:22:38,803 INFO L93 Difference]: Finished difference Result 7791 states and 10644 transitions. [2018-10-27 12:22:38,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-27 12:22:38,803 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 158 [2018-10-27 12:22:38,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:22:38,820 INFO L225 Difference]: With dead ends: 7791 [2018-10-27 12:22:38,821 INFO L226 Difference]: Without dead ends: 4333 [2018-10-27 12:22:38,832 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 166 GetRequests, 132 SyntacticMatches, 17 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2018-10-27 12:22:38,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4333 states. [2018-10-27 12:22:38,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4333 to 4294. [2018-10-27 12:22:38,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4294 states. [2018-10-27 12:22:38,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 4294 states and 5630 transitions. [2018-10-27 12:22:38,935 INFO L78 Accepts]: Start accepts. Automaton has 4294 states and 5630 transitions. Word has length 158 [2018-10-27 12:22:38,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:22:38,936 INFO L481 AbstractCegarLoop]: Abstraction has 4294 states and 5630 transitions. [2018-10-27 12:22:38,936 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 12:22:38,936 INFO L276 IsEmpty]: Start isEmpty. Operand 4294 states and 5630 transitions. [2018-10-27 12:22:38,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-27 12:22:38,948 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:22:38,948 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:22:38,949 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:22:38,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:38,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1442326224, now seen corresponding path program 1 times [2018-10-27 12:22:38,949 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:22:38,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:38,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:22:38,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:38,951 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:22:38,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:22:39,304 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 77 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 12:22:39,304 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:22:39,304 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:22:39,304 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 176 with the following transitions: [2018-10-27 12:22:39,305 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [127], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [503], [505], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 12:22:39,308 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:22:39,308 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:22:39,722 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 12:22:39,722 INFO L272 AbstractInterpreter]: Visited 110 different actions 326 times. Merged at 7 different actions 20 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 12:22:39,728 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:39,729 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 12:22:39,729 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:22:39,729 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-27 12:22:39,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:22:39,739 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 12:22:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:22:39,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 12:22:40,065 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 94 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 12:22:40,066 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 12:22:40,233 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-10-27 12:22:40,760 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 94 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 12:22:40,793 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 12:22:40,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-10-27 12:22:40,794 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 12:22:40,794 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-27 12:22:40,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-27 12:22:40,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-10-27 12:22:40,795 INFO L87 Difference]: Start difference. First operand 4294 states and 5630 transitions. Second operand 9 states. [2018-10-27 12:22:45,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:22:45,621 INFO L93 Difference]: Finished difference Result 9854 states and 13037 transitions. [2018-10-27 12:22:45,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-27 12:22:45,622 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 175 [2018-10-27 12:22:45,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:22:45,622 INFO L225 Difference]: With dead ends: 9854 [2018-10-27 12:22:45,623 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 12:22:45,659 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 383 GetRequests, 359 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=156, Invalid=444, Unknown=0, NotChecked=0, Total=600 [2018-10-27 12:22:45,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 12:22:45,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 12:22:45,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 12:22:45,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 12:22:45,661 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2018-10-27 12:22:45,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:22:45,661 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 12:22:45,661 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-27 12:22:45,661 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 12:22:45,662 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 12:22:45,667 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 12:22:45,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:45,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:45,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:45,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:45,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:45,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:45,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:45,954 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 135 [2018-10-27 12:22:46,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:46,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:46,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:46,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:46,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:46,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:46,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:46,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:22:46,127 WARN L179 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 129 [2018-10-27 12:22:46,602 WARN L179 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2018-10-27 12:22:47,132 WARN L179 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2018-10-27 12:22:49,647 WARN L179 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 242 DAG size of output: 95 [2018-10-27 12:22:50,030 WARN L179 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 80 [2018-10-27 12:22:50,528 WARN L179 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 80 [2018-10-27 12:22:50,531 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 12:22:50,531 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a17~0 |old(~a17~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-10-27 12:22:50,531 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 12:22:50,531 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,531 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,531 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,531 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,532 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,532 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-27 12:22:50,532 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-27 12:22:50,532 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-27 12:22:50,532 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-27 12:22:50,532 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-27 12:22:50,532 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-27 12:22:50,532 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-27 12:22:50,532 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-27 12:22:50,533 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-27 12:22:50,533 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-27 12:22:50,533 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-27 12:22:50,533 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-27 12:22:50,533 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-27 12:22:50,533 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,533 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,533 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,533 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,534 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-27 12:22:50,534 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,534 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-27 12:22:50,534 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-27 12:22:50,534 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-27 12:22:50,534 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-27 12:22:50,534 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-27 12:22:50,534 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-27 12:22:50,534 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-27 12:22:50,534 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-27 12:22:50,534 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-27 12:22:50,535 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-27 12:22:50,535 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-27 12:22:50,535 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-27 12:22:50,535 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-27 12:22:50,535 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-27 12:22:50,535 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-27 12:22:50,535 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,535 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,535 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,535 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,536 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,536 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-27 12:22:50,536 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-27 12:22:50,536 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-27 12:22:50,536 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-27 12:22:50,536 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-27 12:22:50,536 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-27 12:22:50,536 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-27 12:22:50,536 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-27 12:22:50,536 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-27 12:22:50,537 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-27 12:22:50,537 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-27 12:22:50,537 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,537 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,537 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,537 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,537 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,537 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-27 12:22:50,537 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-27 12:22:50,538 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-27 12:22:50,538 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-27 12:22:50,538 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-27 12:22:50,538 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-27 12:22:50,538 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-27 12:22:50,538 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-27 12:22:50,538 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-27 12:22:50,538 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-27 12:22:50,538 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-27 12:22:50,538 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-27 12:22:50,538 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-27 12:22:50,538 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,539 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,539 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,539 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,539 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,539 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-27 12:22:50,539 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-27 12:22:50,539 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-27 12:22:50,539 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-27 12:22:50,539 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-27 12:22:50,539 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-27 12:22:50,540 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-27 12:22:50,540 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-27 12:22:50,540 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-27 12:22:50,540 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-27 12:22:50,540 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-27 12:22:50,540 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-27 12:22:50,540 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-27 12:22:50,540 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-27 12:22:50,540 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-27 12:22:50,540 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-27 12:22:50,540 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-27 12:22:50,541 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-27 12:22:50,542 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-27 12:22:50,542 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-27 12:22:50,542 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-27 12:22:50,542 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-27 12:22:50,542 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-27 12:22:50,542 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-27 12:22:50,542 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-27 12:22:50,542 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-27 12:22:50,542 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-27 12:22:50,542 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,542 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,542 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,543 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,543 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,543 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,543 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-27 12:22:50,543 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-27 12:22:50,543 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-27 12:22:50,543 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-27 12:22:50,543 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-27 12:22:50,543 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-27 12:22:50,543 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-27 12:22:50,544 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,545 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,546 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse16 (= 1 |old(~a19~0)|)) (.cse28 (not (= 0 |old(~a25~0)|))) (.cse1 (not (= 1 ~a21~0))) (.cse27 (not (= 0 |old(~a11~0)|)))) (let ((.cse2 (<= 7 ~a28~0)) (.cse3 (<= 0 ~a11~0)) (.cse4 (<= ~a11~0 1)) (.cse5 (= ~a19~0 1)) (.cse19 (<= ~a28~0 10)) (.cse6 (< 1 |old(~a11~0)|)) (.cse7 (< |old(~a25~0)| 0)) (.cse20 (< 10 |old(~a28~0)|)) (.cse9 (< |old(~a11~0)| 0)) (.cse11 (< 1 |old(~a25~0)|)) (.cse12 (= 8 |old(~a28~0)|)) (.cse8 (< |old(~a28~0)| 7)) (.cse23 (= ~a11~0 0)) (.cse0 (< 6 |calculate_output_#in~input|)) (.cse18 (not (= 1 |old(~a25~0)|))) (.cse24 (and (or .cse1 .cse27 .cse28) (or .cse1 (< |old(~a28~0)| 8) .cse27))) (.cse10 (not .cse16)) (.cse13 (< 11 |old(~a28~0)|)) (.cse14 (not (= 8 |old(~a17~0)|))) (.cse15 (< |calculate_output_#in~input| 1)) (.cse21 (< |old(~a17~0)| 8)) (.cse25 (<= ~a17~0 |old(~a17~0)|)) (.cse22 (<= 8 ~a17~0)) (.cse17 (not (= 1 ~a19~0))) (.cse26 (= ~a25~0 |old(~a25~0)|))) (and (or .cse0 .cse1 (and .cse2 .cse3 (<= ~a28~0 11) .cse4 .cse5) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (or .cse16 .cse12 .cse17) (or .cse0 .cse1 .cse18 .cse6 .cse19 .cse8 .cse20 .cse9 .cse10 .cse14 .cse15) (or .cse21 .cse12 .cse22) (or .cse0 .cse23 .cse24 .cse7 .cse8 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (or .cse0 .cse1 .cse18 .cse6 .cse8 .cse9 .cse10 (and .cse2 .cse3 .cse4 .cse5) .cse13 .cse14 .cse15) (or (and .cse25 .cse22 .cse26) .cse21 .cse18) (or .cse0 .cse1 .cse19 .cse6 .cse7 .cse8 .cse20 .cse9 .cse10 .cse11 .cse12 .cse14 .cse15) (or (or .cse1 .cse0 (not (= 7 |old(~a28~0)|)) .cse27) .cse10 .cse14 (= ~a28~0 7) .cse28 .cse15) (or (and .cse25 (not (= ~a28~0 8)) .cse26) .cse12) (or .cse0 .cse1 .cse18 .cse27 .cse8 .cse10 .cse23 .cse13 .cse14 .cse15) (or .cse0 .cse18 .cse24 (<= 8 ~a28~0) .cse10 .cse13 .cse14 .cse15) (or .cse16 .cse21 (and .cse25 .cse22 .cse17 .cse26))))) [2018-10-27 12:22:50,546 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,546 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,546 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,546 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-27 12:22:50,546 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-27 12:22:50,546 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-27 12:22:50,546 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-27 12:22:50,546 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-27 12:22:50,546 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-27 12:22:50,546 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-27 12:22:50,547 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-27 12:22:50,548 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-10-27 12:22:50,549 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,549 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,549 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,549 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,549 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:22:50,549 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-27 12:22:50,549 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-27 12:22:50,549 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-27 12:22:50,549 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-27 12:22:50,549 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2018-10-27 12:22:50,549 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-27 12:22:50,549 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-27 12:22:50,550 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 12:22:50,551 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~z~0 26) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a~0 1) (= ~a19~0 1) (= ~a28~0 7)) [2018-10-27 12:22:50,551 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 12:22:50,551 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 12:22:50,551 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (and (= ~a11~0 0) (= ~a19~0 1) (= ~a28~0 7) (= ~a25~0 |old(~a25~0)|) (= ~a17~0 8)) (not (= 3 ~c~0)) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-10-27 12:22:50,551 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-27 12:22:50,551 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse1 (<= 8 ~a17~0)) (.cse0 (<= ~a17~0 |old(~a17~0)|))) (or (and .cse0 .cse1 (= 1 ~a25~0)) (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (and .cse0 .cse1 (not (= 1 ~a19~0))) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (and .cse0 (not (= ~a28~0 8))) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)))) [2018-10-27 12:22:50,551 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-27 12:22:50,551 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-27 12:22:50,552 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse1 (<= 8 ~a17~0)) (.cse0 (<= ~a17~0 |old(~a17~0)|))) (or (and .cse0 .cse1 (= 1 ~a25~0)) (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (and .cse0 .cse1 (not (= 1 ~a19~0))) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (and .cse0 (not (= ~a28~0 8))) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)))) [2018-10-27 12:22:50,552 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-27 12:22:50,552 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-27 12:22:50,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:22:50 BoogieIcfgContainer [2018-10-27 12:22:50,567 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 12:22:50,568 INFO L168 Benchmark]: Toolchain (without parser) took 72653.96 ms. Allocated memory was 1.5 GB in the beginning and 3.8 GB in the end (delta: 2.3 GB). Free memory was 1.4 GB in the beginning and 3.1 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-10-27 12:22:50,569 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 12:22:50,569 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.94 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-27 12:22:50,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.26 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 752.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -828.4 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. [2018-10-27 12:22:50,572 INFO L168 Benchmark]: Boogie Preprocessor took 101.16 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 12:22:50,572 INFO L168 Benchmark]: RCFGBuilder took 3475.84 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 117.9 MB). Peak memory consumption was 117.9 MB. Max. memory is 7.1 GB. [2018-10-27 12:22:50,573 INFO L168 Benchmark]: TraceAbstraction took 68122.17 ms. Allocated memory was 2.3 GB in the beginning and 3.8 GB in the end (delta: 1.5 GB). Free memory was 2.1 GB in the beginning and 3.1 GB in the end (delta: -973.2 MB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. [2018-10-27 12:22:50,578 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 744.94 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 204.26 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 752.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -828.4 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.16 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3475.84 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 117.9 MB). Peak memory consumption was 117.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 68122.17 ms. Allocated memory was 2.3 GB in the beginning and 3.8 GB in the end (delta: 1.5 GB). Free memory was 2.1 GB in the beginning and 3.1 GB in the end (delta: -973.2 MB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 463]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((((((((((a17 <= \old(a17) && 8 <= a17) && 1 == a25) || !(\old(a11) == 0)) || !(v == 22)) || !(u == 21)) || ((a17 <= \old(a17) && 8 <= a17) && !(1 == a19))) || !(a21 == 1)) || !(y == 25)) || !(3 == c)) || (a17 <= \old(a17) && !(a28 == 8))) || !(\old(a25) == 0)) || !(\old(a28) == 7)) || !(a == 1)) || !(26 == z)) || !(1 == \old(a19))) || !(x == 24)) || !(8 == \old(a17))) || !(e == 5)) || !(d == 4)) || !(6 == f)) || !(w == 23) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 68.0s OverallTime, 8 OverallIterations, 5 TraceHistogramMax, 53.0s AutomataDifference, 0.0s DeadEndRemovalTime, 4.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1673 SDtfs, 7041 SDslu, 2254 SDs, 0 SdLazy, 10549 SolverSat, 2005 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.1s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 1017 GetRequests, 876 SyntacticMatches, 21 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 642 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4294occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.9s AbstIntTime, 5 AbstIntIterations, 4 AbstIntStrong, 0.9963775494578008 AbsIntWeakeningRatio, 0.26970227670753066 AbsIntAvgWeakeningVarsNumRemoved, 25.528896672504377 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 283 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 117 PreInvPairs, 177 NumberOfFragments, 831 HoareAnnotationTreeSize, 117 FomulaSimplifications, 10242 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 7946 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 1280 NumberOfCodeBlocks, 1280 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1445 ConstructedInterpolants, 0 QuantifiedInterpolants, 413104 SizeOfPredicates, 1 NumberOfNonLiveVariables, 474 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 10 InterpolantComputations, 3 PerfectInterpolantSequences, 515/584 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...