java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-63daa26 [2018-11-12 17:16:08,044 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-12 17:16:08,049 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-12 17:16:08,061 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-12 17:16:08,061 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-12 17:16:08,062 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-12 17:16:08,064 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-12 17:16:08,065 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-12 17:16:08,067 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-12 17:16:08,068 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-12 17:16:08,069 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-12 17:16:08,069 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-12 17:16:08,070 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-12 17:16:08,071 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-12 17:16:08,072 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-12 17:16:08,073 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-12 17:16:08,074 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-12 17:16:08,076 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-12 17:16:08,078 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-12 17:16:08,080 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-12 17:16:08,081 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-12 17:16:08,082 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-12 17:16:08,085 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-12 17:16:08,085 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-12 17:16:08,086 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-12 17:16:08,087 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-12 17:16:08,088 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-12 17:16:08,089 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-12 17:16:08,089 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-12 17:16:08,091 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-12 17:16:08,091 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-12 17:16:08,092 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-12 17:16:08,092 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-12 17:16:08,092 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-12 17:16:08,093 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-12 17:16:08,094 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-12 17:16:08,095 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf [2018-11-12 17:16:08,114 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-12 17:16:08,114 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-12 17:16:08,115 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-12 17:16:08,115 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-12 17:16:08,115 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-12 17:16:08,115 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-12 17:16:08,116 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-12 17:16:08,117 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-12 17:16:08,117 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-12 17:16:08,117 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-12 17:16:08,117 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-12 17:16:08,117 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-12 17:16:08,117 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-12 17:16:08,118 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-12 17:16:08,118 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-12 17:16:08,120 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-12 17:16:08,120 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-12 17:16:08,120 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-12 17:16:08,120 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-12 17:16:08,120 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-12 17:16:08,121 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-12 17:16:08,121 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-12 17:16:08,121 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-12 17:16:08,121 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-12 17:16:08,121 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-12 17:16:08,122 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-12 17:16:08,122 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-12 17:16:08,122 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-12 17:16:08,122 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-12 17:16:08,123 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-12 17:16:08,123 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-12 17:16:08,123 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-12 17:16:08,123 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-12 17:16:08,123 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-12 17:16:08,123 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-12 17:16:08,167 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-12 17:16:08,181 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-12 17:16:08,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-12 17:16:08,187 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-12 17:16:08,187 INFO L276 PluginConnector]: CDTParser initialized [2018-11-12 17:16:08,188 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-11-12 17:16:08,251 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0fab3227/5632a9c7443e42808e8c944755d81229/FLAGd1317b206 [2018-11-12 17:16:08,846 INFO L298 CDTParser]: Found 1 translation units. [2018-11-12 17:16:08,847 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-11-12 17:16:08,871 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0fab3227/5632a9c7443e42808e8c944755d81229/FLAGd1317b206 [2018-11-12 17:16:08,891 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0fab3227/5632a9c7443e42808e8c944755d81229 [2018-11-12 17:16:08,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-12 17:16:08,905 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-12 17:16:08,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-12 17:16:08,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-12 17:16:08,913 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-12 17:16:08,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 05:16:08" (1/1) ... [2018-11-12 17:16:08,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b7a10dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:08, skipping insertion in model container [2018-11-12 17:16:08,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 05:16:08" (1/1) ... [2018-11-12 17:16:08,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-12 17:16:08,987 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-12 17:16:09,425 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-12 17:16:09,436 INFO L189 MainTranslator]: Completed pre-run [2018-11-12 17:16:09,577 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-12 17:16:09,595 INFO L193 MainTranslator]: Completed translation [2018-11-12 17:16:09,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:09 WrapperNode [2018-11-12 17:16:09,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-12 17:16:09,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-12 17:16:09,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-12 17:16:09,598 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-12 17:16:09,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:09" (1/1) ... [2018-11-12 17:16:09,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:09" (1/1) ... [2018-11-12 17:16:09,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-12 17:16:09,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-12 17:16:09,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-12 17:16:09,743 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-12 17:16:09,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:09" (1/1) ... [2018-11-12 17:16:09,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:09" (1/1) ... [2018-11-12 17:16:09,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:09" (1/1) ... [2018-11-12 17:16:09,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:09" (1/1) ... [2018-11-12 17:16:09,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:09" (1/1) ... [2018-11-12 17:16:09,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:09" (1/1) ... [2018-11-12 17:16:09,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:09" (1/1) ... [2018-11-12 17:16:09,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-12 17:16:09,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-12 17:16:09,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-12 17:16:09,848 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-12 17:16:09,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-12 17:16:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-12 17:16:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-12 17:16:09,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-12 17:16:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-12 17:16:09,926 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-12 17:16:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-12 17:16:09,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-12 17:16:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-12 17:16:09,927 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-12 17:16:13,137 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-12 17:16:13,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 05:16:13 BoogieIcfgContainer [2018-11-12 17:16:13,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-12 17:16:13,139 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-12 17:16:13,139 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-12 17:16:13,142 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-12 17:16:13,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 05:16:08" (1/3) ... [2018-11-12 17:16:13,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c23bb60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 05:16:13, skipping insertion in model container [2018-11-12 17:16:13,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:16:09" (2/3) ... [2018-11-12 17:16:13,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c23bb60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 05:16:13, skipping insertion in model container [2018-11-12 17:16:13,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 05:16:13" (3/3) ... [2018-11-12 17:16:13,148 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label54_true-unreach-call_false-termination.c [2018-11-12 17:16:13,161 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-12 17:16:13,173 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-12 17:16:13,192 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-12 17:16:13,252 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-12 17:16:13,253 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-12 17:16:13,253 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-12 17:16:13,253 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-12 17:16:13,253 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-12 17:16:13,254 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-12 17:16:13,254 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-12 17:16:13,254 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-12 17:16:13,299 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-12 17:16:13,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-12 17:16:13,321 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:16:13,324 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:16:13,329 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:16:13,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:16:13,339 INFO L82 PathProgramCache]: Analyzing trace with hash -410796504, now seen corresponding path program 1 times [2018-11-12 17:16:13,342 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:16:13,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:13,403 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:16:13,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:13,404 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:16:13,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:16:14,001 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-12 17:16:14,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:16:14,148 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:16:14,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-12 17:16:14,150 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:16:14,156 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-12 17:16:14,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-12 17:16:14,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-12 17:16:14,178 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-12 17:16:15,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:16:15,567 INFO L93 Difference]: Finished difference Result 621 states and 1059 transitions. [2018-11-12 17:16:15,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-12 17:16:15,569 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2018-11-12 17:16:15,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:16:15,589 INFO L225 Difference]: With dead ends: 621 [2018-11-12 17:16:15,589 INFO L226 Difference]: Without dead ends: 382 [2018-11-12 17:16:15,596 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-12 17:16:15,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-11-12 17:16:15,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-11-12 17:16:15,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-11-12 17:16:15,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 608 transitions. [2018-11-12 17:16:15,702 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 608 transitions. Word has length 108 [2018-11-12 17:16:15,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:16:15,704 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 608 transitions. [2018-11-12 17:16:15,704 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-12 17:16:15,705 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 608 transitions. [2018-11-12 17:16:15,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-12 17:16:15,714 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:16:15,714 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:16:15,717 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:16:15,718 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:16:15,718 INFO L82 PathProgramCache]: Analyzing trace with hash 842519989, now seen corresponding path program 1 times [2018-11-12 17:16:15,718 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:16:15,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:15,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:16:15,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:15,721 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:16:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:16:15,936 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:16:15,936 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:16:15,936 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-12 17:16:15,937 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:16:15,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-12 17:16:15,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-12 17:16:15,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-12 17:16:15,941 INFO L87 Difference]: Start difference. First operand 382 states and 608 transitions. Second operand 3 states. [2018-11-12 17:16:16,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:16:16,897 INFO L93 Difference]: Finished difference Result 1049 states and 1735 transitions. [2018-11-12 17:16:16,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-12 17:16:16,898 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2018-11-12 17:16:16,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:16:16,906 INFO L225 Difference]: With dead ends: 1049 [2018-11-12 17:16:16,907 INFO L226 Difference]: Without dead ends: 673 [2018-11-12 17:16:16,913 INFO L604 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 [2018-11-12 17:16:16,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2018-11-12 17:16:16,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 673. [2018-11-12 17:16:16,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 673 states. [2018-11-12 17:16:16,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 1035 transitions. [2018-11-12 17:16:16,982 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 1035 transitions. Word has length 117 [2018-11-12 17:16:16,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:16:16,983 INFO L480 AbstractCegarLoop]: Abstraction has 673 states and 1035 transitions. [2018-11-12 17:16:16,983 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-12 17:16:16,983 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1035 transitions. [2018-11-12 17:16:16,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-12 17:16:16,990 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:16:16,990 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:16:16,991 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:16:16,991 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:16:16,991 INFO L82 PathProgramCache]: Analyzing trace with hash -821181838, now seen corresponding path program 1 times [2018-11-12 17:16:16,991 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:16:16,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:16,993 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:16:16,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:16,993 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:16:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:16:17,254 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:16:17,254 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:16:17,254 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-12 17:16:17,255 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:16:17,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 17:16:17,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 17:16:17,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-12 17:16:17,256 INFO L87 Difference]: Start difference. First operand 673 states and 1035 transitions. Second operand 6 states. [2018-11-12 17:16:19,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:16:19,978 INFO L93 Difference]: Finished difference Result 2200 states and 3543 transitions. [2018-11-12 17:16:19,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 17:16:19,982 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 131 [2018-11-12 17:16:19,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:16:20,001 INFO L225 Difference]: With dead ends: 2200 [2018-11-12 17:16:20,001 INFO L226 Difference]: Without dead ends: 1533 [2018-11-12 17:16:20,008 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-12 17:16:20,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1533 states. [2018-11-12 17:16:20,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1533 to 1502. [2018-11-12 17:16:20,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1502 states. [2018-11-12 17:16:20,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 2214 transitions. [2018-11-12 17:16:20,105 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 2214 transitions. Word has length 131 [2018-11-12 17:16:20,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:16:20,106 INFO L480 AbstractCegarLoop]: Abstraction has 1502 states and 2214 transitions. [2018-11-12 17:16:20,106 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-12 17:16:20,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2214 transitions. [2018-11-12 17:16:20,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-12 17:16:20,112 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:16:20,112 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:16:20,113 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:16:20,114 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:16:20,114 INFO L82 PathProgramCache]: Analyzing trace with hash -873096346, now seen corresponding path program 1 times [2018-11-12 17:16:20,114 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:16:20,115 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:20,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:16:20,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:20,116 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:16:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:16:20,390 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-12 17:16:20,650 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:16:20,650 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:16:20,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-12 17:16:20,651 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:16:20,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 17:16:20,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 17:16:20,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-12 17:16:20,652 INFO L87 Difference]: Start difference. First operand 1502 states and 2214 transitions. Second operand 6 states. [2018-11-12 17:16:22,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:16:22,269 INFO L93 Difference]: Finished difference Result 3724 states and 5537 transitions. [2018-11-12 17:16:22,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 17:16:22,277 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 137 [2018-11-12 17:16:22,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:16:22,291 INFO L225 Difference]: With dead ends: 3724 [2018-11-12 17:16:22,292 INFO L226 Difference]: Without dead ends: 2228 [2018-11-12 17:16:22,299 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-12 17:16:22,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2018-11-12 17:16:22,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 2187. [2018-11-12 17:16:22,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2187 states. [2018-11-12 17:16:22,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 2187 states and 3040 transitions. [2018-11-12 17:16:22,367 INFO L78 Accepts]: Start accepts. Automaton has 2187 states and 3040 transitions. Word has length 137 [2018-11-12 17:16:22,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:16:22,367 INFO L480 AbstractCegarLoop]: Abstraction has 2187 states and 3040 transitions. [2018-11-12 17:16:22,367 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-12 17:16:22,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 3040 transitions. [2018-11-12 17:16:22,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-12 17:16:22,374 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:16:22,375 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:16:22,375 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:16:22,375 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:16:22,375 INFO L82 PathProgramCache]: Analyzing trace with hash -59817223, now seen corresponding path program 1 times [2018-11-12 17:16:22,376 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:16:22,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:22,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:16:22,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:22,377 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:16:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:16:22,705 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:16:22,706 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:16:22,706 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:16:22,707 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 146 with the following transitions: [2018-11-12 17:16:22,709 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [535], [537], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-12 17:16:22,759 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:16:22,760 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:16:24,680 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-12 17:16:24,682 INFO L272 AbstractInterpreter]: Visited 113 different actions 335 times. Merged at 7 different actions 20 times. Never widened. Performed 4825 root evaluator evaluations with a maximum evaluation depth of 4. Performed 4825 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-12 17:16:24,727 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:16:24,729 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-12 17:16:24,729 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:16:24,729 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-12 17:16:24,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:16:24,746 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-12 17:16:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:16:24,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-12 17:16:25,121 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-12 17:16:25,122 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-12 17:16:25,743 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-12 17:16:25,766 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-12 17:16:25,767 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [9] total 10 [2018-11-12 17:16:25,767 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:16:25,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-12 17:16:25,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-12 17:16:25,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-12 17:16:25,768 INFO L87 Difference]: Start difference. First operand 2187 states and 3040 transitions. Second operand 3 states. [2018-11-12 17:16:27,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:16:27,651 INFO L93 Difference]: Finished difference Result 6123 states and 8727 transitions. [2018-11-12 17:16:27,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-12 17:16:27,652 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2018-11-12 17:16:27,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:16:27,662 INFO L225 Difference]: With dead ends: 6123 [2018-11-12 17:16:27,663 INFO L226 Difference]: Without dead ends: 1841 [2018-11-12 17:16:27,680 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 290 SyntacticMatches, 3 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-12 17:16:27,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2018-11-12 17:16:27,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1824. [2018-11-12 17:16:27,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1824 states. [2018-11-12 17:16:27,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1824 states and 2358 transitions. [2018-11-12 17:16:27,729 INFO L78 Accepts]: Start accepts. Automaton has 1824 states and 2358 transitions. Word has length 145 [2018-11-12 17:16:27,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:16:27,731 INFO L480 AbstractCegarLoop]: Abstraction has 1824 states and 2358 transitions. [2018-11-12 17:16:27,732 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-12 17:16:27,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2358 transitions. [2018-11-12 17:16:27,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-12 17:16:27,737 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:16:27,738 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:16:27,738 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:16:27,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:16:27,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1067177887, now seen corresponding path program 1 times [2018-11-12 17:16:27,739 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:16:27,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:27,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:16:27,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:27,741 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:16:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:16:28,014 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 38 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:16:28,015 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:16:28,015 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:16:28,015 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 152 with the following transitions: [2018-11-12 17:16:28,016 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [119], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [535], [537], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-12 17:16:28,022 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:16:28,022 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:16:28,310 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-12 17:16:28,311 INFO L272 AbstractInterpreter]: Visited 109 different actions 109 times. Never merged. Never widened. Performed 1663 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1663 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Never found a fixpoint. Largest state had 38 variables. [2018-11-12 17:16:28,352 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:16:28,352 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-12 17:16:28,835 INFO L227 lantSequenceWeakener]: Weakened 129 states. On average, predicates are now at 80.99% of their original sizes. [2018-11-12 17:16:28,835 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-12 17:16:30,134 INFO L415 sIntCurrentIteration]: We unified 150 AI predicates to 150 [2018-11-12 17:16:30,134 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-12 17:16:30,135 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-12 17:16:30,135 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [9] total 20 [2018-11-12 17:16:30,135 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:16:30,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-12 17:16:30,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-12 17:16:30,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2018-11-12 17:16:30,137 INFO L87 Difference]: Start difference. First operand 1824 states and 2358 transitions. Second operand 13 states. [2018-11-12 17:16:42,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:16:42,116 INFO L93 Difference]: Finished difference Result 3942 states and 5073 transitions. [2018-11-12 17:16:42,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-12 17:16:42,116 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 151 [2018-11-12 17:16:42,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:16:42,128 INFO L225 Difference]: With dead ends: 3942 [2018-11-12 17:16:42,128 INFO L226 Difference]: Without dead ends: 2124 [2018-11-12 17:16:42,133 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 161 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=152, Invalid=400, Unknown=0, NotChecked=0, Total=552 [2018-11-12 17:16:42,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2124 states. [2018-11-12 17:16:42,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2124 to 1971. [2018-11-12 17:16:42,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1971 states. [2018-11-12 17:16:42,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1971 states and 2516 transitions. [2018-11-12 17:16:42,187 INFO L78 Accepts]: Start accepts. Automaton has 1971 states and 2516 transitions. Word has length 151 [2018-11-12 17:16:42,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:16:42,188 INFO L480 AbstractCegarLoop]: Abstraction has 1971 states and 2516 transitions. [2018-11-12 17:16:42,188 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-12 17:16:42,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 2516 transitions. [2018-11-12 17:16:42,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-12 17:16:42,195 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:16:42,195 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:16:42,196 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:16:42,196 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:16:42,196 INFO L82 PathProgramCache]: Analyzing trace with hash -1348445523, now seen corresponding path program 1 times [2018-11-12 17:16:42,196 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:16:42,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:42,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:16:42,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:42,198 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:16:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:16:42,609 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 49 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:16:42,610 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:16:42,610 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:16:42,610 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 152 with the following transitions: [2018-11-12 17:16:42,612 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [99], [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], [507], [515], [523], [531], [535], [537], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-12 17:16:42,618 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:16:42,618 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:16:43,200 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-12 17:16:43,200 INFO L272 AbstractInterpreter]: Visited 113 different actions 335 times. Merged at 7 different actions 20 times. Never widened. Performed 4718 root evaluator evaluations with a maximum evaluation depth of 4. Performed 4718 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-12 17:16:43,210 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:16:43,210 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-12 17:16:43,210 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:16:43,210 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-12 17:16:43,220 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:16:43,220 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-12 17:16:43,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:16:43,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-12 17:16:43,355 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-12 17:16:43,356 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-12 17:16:43,553 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-12 17:16:43,574 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-12 17:16:43,574 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2018-11-12 17:16:43,575 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:16:43,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-12 17:16:43,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-12 17:16:43,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-12 17:16:43,576 INFO L87 Difference]: Start difference. First operand 1971 states and 2516 transitions. Second operand 3 states. [2018-11-12 17:16:44,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:16:44,786 INFO L93 Difference]: Finished difference Result 4995 states and 6561 transitions. [2018-11-12 17:16:44,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-12 17:16:44,786 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 151 [2018-11-12 17:16:44,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:16:44,801 INFO L225 Difference]: With dead ends: 4995 [2018-11-12 17:16:44,802 INFO L226 Difference]: Without dead ends: 3030 [2018-11-12 17:16:44,808 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-12 17:16:44,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3030 states. [2018-11-12 17:16:44,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3030 to 3028. [2018-11-12 17:16:44,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3028 states. [2018-11-12 17:16:44,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 3028 states and 3722 transitions. [2018-11-12 17:16:44,879 INFO L78 Accepts]: Start accepts. Automaton has 3028 states and 3722 transitions. Word has length 151 [2018-11-12 17:16:44,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:16:44,879 INFO L480 AbstractCegarLoop]: Abstraction has 3028 states and 3722 transitions. [2018-11-12 17:16:44,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-12 17:16:44,879 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 3722 transitions. [2018-11-12 17:16:44,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-12 17:16:44,887 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:16:44,887 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-12 17:16:44,888 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:16:44,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:16:44,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1591993186, now seen corresponding path program 1 times [2018-11-12 17:16:44,888 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:16:44,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:44,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:16:44,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:16:44,889 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:16:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:16:45,231 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 50 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-12 17:16:45,231 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:16:45,231 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:16:45,232 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 162 with the following transitions: [2018-11-12 17:16:45,232 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [119], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [535], [537], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-12 17:16:45,236 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:16:45,236 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:16:45,734 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-12 17:16:45,734 INFO L272 AbstractInterpreter]: Visited 113 different actions 338 times. Merged at 7 different actions 21 times. Never widened. Performed 4922 root evaluator evaluations with a maximum evaluation depth of 5. Performed 4922 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-11-12 17:16:45,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:16:45,742 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-12 17:16:46,136 INFO L227 lantSequenceWeakener]: Weakened 158 states. On average, predicates are now at 80.79% of their original sizes. [2018-11-12 17:16:46,136 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-12 17:16:46,431 INFO L415 sIntCurrentIteration]: We unified 160 AI predicates to 160 [2018-11-12 17:16:46,431 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-12 17:16:46,431 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-12 17:16:46,431 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [9] total 18 [2018-11-12 17:16:46,432 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:16:46,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-12 17:16:46,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-12 17:16:46,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-12 17:16:46,433 INFO L87 Difference]: Start difference. First operand 3028 states and 3722 transitions. Second operand 11 states. [2018-11-12 17:16:53,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:16:53,906 INFO L93 Difference]: Finished difference Result 6931 states and 8400 transitions. [2018-11-12 17:16:53,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-12 17:16:53,906 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 161 [2018-11-12 17:16:53,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:16:53,907 INFO L225 Difference]: With dead ends: 6931 [2018-11-12 17:16:53,907 INFO L226 Difference]: Without dead ends: 0 [2018-11-12 17:16:53,923 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 172 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2018-11-12 17:16:53,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-12 17:16:53,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-12 17:16:53,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-12 17:16:53,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-12 17:16:53,924 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2018-11-12 17:16:53,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:16:53,924 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-12 17:16:53,925 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-12 17:16:53,925 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-12 17:16:53,925 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-12 17:16:53,930 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-12 17:16:54,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:16:54,318 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 53 [2018-11-12 17:16:54,782 WARN L179 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2018-11-12 17:16:55,026 WARN L179 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 77 [2018-11-12 17:16:55,979 WARN L179 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 77 [2018-11-12 17:16:56,289 WARN L179 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 98 [2018-11-12 17:16:56,603 WARN L179 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 95 [2018-11-12 17:16:56,607 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-12 17:16:56,607 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a25~0)| ~a25~0)) [2018-11-12 17:16:56,607 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-12 17:16:56,608 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,608 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,608 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,608 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,608 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,608 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-12 17:16:56,608 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-12 17:16:56,609 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-12 17:16:56,609 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-12 17:16:56,609 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-12 17:16:56,609 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-12 17:16:56,609 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-12 17:16:56,609 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-12 17:16:56,609 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-12 17:16:56,609 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-12 17:16:56,610 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-12 17:16:56,610 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-12 17:16:56,610 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-12 17:16:56,610 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,610 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,610 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,610 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,610 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-12 17:16:56,610 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,611 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-12 17:16:56,611 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-12 17:16:56,611 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-12 17:16:56,611 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-12 17:16:56,611 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-12 17:16:56,611 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-12 17:16:56,611 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-12 17:16:56,611 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-12 17:16:56,612 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-12 17:16:56,612 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-12 17:16:56,612 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-12 17:16:56,612 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-12 17:16:56,612 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-12 17:16:56,612 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-12 17:16:56,612 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-12 17:16:56,612 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,613 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,613 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,613 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,613 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,613 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-12 17:16:56,613 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-12 17:16:56,613 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-12 17:16:56,613 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-12 17:16:56,614 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-12 17:16:56,614 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-12 17:16:56,614 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-12 17:16:56,614 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-12 17:16:56,614 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-12 17:16:56,614 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-12 17:16:56,614 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-12 17:16:56,615 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 475) no Hoare annotation was computed. [2018-11-12 17:16:56,615 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,615 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,615 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,615 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,615 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,615 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-12 17:16:56,615 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-12 17:16:56,616 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-12 17:16:56,616 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-12 17:16:56,616 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-12 17:16:56,616 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-12 17:16:56,616 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-12 17:16:56,616 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-12 17:16:56,616 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-12 17:16:56,616 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-12 17:16:56,616 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-12 17:16:56,617 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-12 17:16:56,617 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-12 17:16:56,617 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,617 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,617 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,617 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,617 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,617 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-12 17:16:56,617 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-12 17:16:56,618 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-12 17:16:56,618 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-12 17:16:56,618 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-12 17:16:56,618 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-12 17:16:56,618 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-12 17:16:56,618 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-12 17:16:56,618 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-12 17:16:56,618 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-12 17:16:56,618 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-12 17:16:56,619 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-12 17:16:56,619 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-12 17:16:56,619 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-12 17:16:56,619 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-12 17:16:56,619 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-12 17:16:56,619 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,619 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,619 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,620 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,620 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-12 17:16:56,620 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,620 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-12 17:16:56,620 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,620 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-12 17:16:56,620 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-12 17:16:56,620 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-12 17:16:56,621 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,621 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,621 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-12 17:16:56,621 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-12 17:16:56,621 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-12 17:16:56,621 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-12 17:16:56,621 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-12 17:16:56,621 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-12 17:16:56,622 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-12 17:16:56,622 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-12 17:16:56,622 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-12 17:16:56,622 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-12 17:16:56,622 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-12 17:16:56,622 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,622 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,622 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,623 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,623 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,623 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,623 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-12 17:16:56,623 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-12 17:16:56,623 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-12 17:16:56,623 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-12 17:16:56,623 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-12 17:16:56,623 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-12 17:16:56,624 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-12 17:16:56,624 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-12 17:16:56,624 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-12 17:16:56,624 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-12 17:16:56,624 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-12 17:16:56,624 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,624 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,624 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,624 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,624 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,625 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,625 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-12 17:16:56,625 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-12 17:16:56,625 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-12 17:16:56,625 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-12 17:16:56,625 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-12 17:16:56,625 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-12 17:16:56,625 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-12 17:16:56,625 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-12 17:16:56,626 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-12 17:16:56,626 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-12 17:16:56,626 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-12 17:16:56,626 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-12 17:16:56,626 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-12 17:16:56,626 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-12 17:16:56,626 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,626 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,626 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,627 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse2 (= |old(~a28~0)| ~a28~0)) (.cse4 (= |old(~a25~0)| ~a25~0)) (.cse5 (not (= ~a11~0 1)))) (let ((.cse10 (< 7 |old(~a28~0)|)) (.cse3 (= 1 ~a19~0)) (.cse6 (and .cse2 .cse4 .cse5)) (.cse11 (= 11 |old(~a28~0)|)) (.cse0 (= 1 |old(~a11~0)|)) (.cse8 (<= ~a17~0 7)) (.cse9 (< 7 |old(~a17~0)|)) (.cse7 (= 1 |old(~a25~0)|)) (.cse1 (not (= 1 |old(~a19~0)|)))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5)) (or .cse0 .cse6 .cse7) (or .cse0 .cse8 .cse1 .cse9) (or .cse10 .cse7 (and .cse2 .cse4)) (or .cse1 .cse11 .cse9 .cse3) (or .cse1 (and .cse2 .cse8 .cse3 .cse4) .cse9 .cse7) (or .cse10 .cse1 (and .cse2 .cse3 .cse4)) (or (and .cse2 .cse8 .cse4) .cse11 .cse9) (or .cse0 .cse6 .cse11) (or .cse0 .cse8 .cse9 .cse7) (or (< 6 |calculate_output_#in~input|) (not (= 1 ~a21~0)) (< 1 |old(~a11~0)|) (and .cse4 (<= 0 ~a11~0) .cse2 (<= ~a11~0 1) (= ~a17~0 8) (= ~a19~0 1)) (< |old(~a25~0)| 0) (< |old(~a28~0)| 7) (< 10 |old(~a28~0)|) (< |old(~a11~0)| 0) .cse1 (< 1 |old(~a25~0)|) (not (= 8 |old(~a17~0)|)) (< |calculate_output_#in~input| 1))))) [2018-11-12 17:16:56,627 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,627 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,627 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,627 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-12 17:16:56,627 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-12 17:16:56,627 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-12 17:16:56,628 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-12 17:16:56,628 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-12 17:16:56,628 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-12 17:16:56,628 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-12 17:16:56,628 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-12 17:16:56,628 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-12 17:16:56,628 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-12 17:16:56,628 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-12 17:16:56,628 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-12 17:16:56,629 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-12 17:16:56,629 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,629 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,629 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,629 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,629 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,629 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,629 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-12 17:16:56,630 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-12 17:16:56,630 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-12 17:16:56,630 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-12 17:16:56,630 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-12 17:16:56,630 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-12 17:16:56,630 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-12 17:16:56,630 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-12 17:16:56,630 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-12 17:16:56,631 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-12 17:16:56,631 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-12 17:16:56,631 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-12 17:16:56,631 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-12 17:16:56,631 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-12 17:16:56,631 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-12 17:16:56,631 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-12 17:16:56,631 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,631 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,632 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,632 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,632 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-12 17:16:56,632 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-12 17:16:56,632 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-12 17:16:56,632 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-12 17:16:56,632 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-12 17:16:56,632 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-12 17:16:56,632 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-12 17:16:56,632 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-12 17:16:56,633 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-12 17:16:56,633 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-12 17:16:56,633 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-12 17:16:56,633 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-12 17:16:56,633 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-12 17:16:56,633 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-12 17:16:56,633 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-12 17:16:56,633 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-12 17:16:56,633 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-12 17:16:56,634 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-12 17:16:56,634 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-12 17:16:56,634 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-12 17:16:56,634 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-12 17:16:56,634 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)) [2018-11-12 17:16:56,634 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-12 17:16:56,634 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-12 17:16:56,635 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (and (= ~a11~0 0) (= ~a25~0 0) (= ~a19~0 1) (= |old(~a28~0)| ~a28~0) (= ~a17~0 8)) (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (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))) [2018-11-12 17:16:56,635 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-12 17:16:56,635 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (not (= ~a11~0 1))) (.cse3 (= 1 ~a19~0)) (.cse5 (<= ~a17~0 7)) (.cse1 (not (= ~a28~0 11))) (.cse2 (<= ~a28~0 7)) (.cse4 (not (= ~a25~0 1)))) (or (and .cse0 .cse1) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (and .cse2 .cse3) (not (= ~e~0 5)) (not (= ~d~0 4)) (and .cse3 .cse0) (and .cse4 .cse0) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (and .cse5 .cse4 .cse3) (not (= ~z~0 26)) (and .cse5 .cse1) (not (= 0 |old(~a25~0)|)) (and .cse2 .cse4) (not (= 3 ~c~0)) (not (= 23 ~w~0)) (and (<= 0 ~a25~0) (<= ~a28~0 10) (= ~a17~0 8) (= ~a19~0 1) (<= ~a25~0 1)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 8)) (not (= 6 ~f~0)))) [2018-11-12 17:16:56,635 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-12 17:16:56,635 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-12 17:16:56,636 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse3 (<= ~a17~0 7)) (.cse1 (not (= ~a28~0 11))) (.cse2 (not (= ~a25~0 1))) (.cse5 (<= ~a28~0 7)) (.cse4 (= 1 ~a19~0)) (.cse0 (not (= ~a11~0 1)))) (or (and (<= 1 main_~input~0) (<= main_~input~0 6) (<= ~a28~0 10) (<= ~a25~0 1) (<= 0 ~a25~0) (= ~a17~0 8) (= ~a19~0 1)) (and .cse0 .cse1) (and .cse2 .cse0) (not (= |old(~a11~0)| 0)) (and .cse3 .cse2 .cse4) (not (= ~v~0 22)) (not (= ~u~0 21)) (and .cse3 .cse1) (and .cse5 .cse2) (not (= ~a21~0 1)) (not (= ~y~0 25)) (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)|)) (and .cse5 .cse4) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)) (and .cse4 .cse0))) [2018-11-12 17:16:56,636 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-12 17:16:56,636 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-12 17:16:56,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 05:16:56 BoogieIcfgContainer [2018-11-12 17:16:56,650 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-12 17:16:56,651 INFO L168 Benchmark]: Toolchain (without parser) took 47748.09 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.6 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -698.9 MB). Peak memory consumption was 927.4 MB. Max. memory is 7.1 GB. [2018-11-12 17:16:56,652 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-12 17:16:56,653 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-11-12 17:16:56,654 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.19 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 750.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -848.4 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2018-11-12 17:16:56,655 INFO L168 Benchmark]: Boogie Preprocessor took 104.70 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2018-11-12 17:16:56,655 INFO L168 Benchmark]: RCFGBuilder took 3289.95 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: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 7.1 GB. [2018-11-12 17:16:56,656 INFO L168 Benchmark]: TraceAbstraction took 43511.54 ms. Allocated memory was 2.3 GB in the beginning and 3.2 GB in the end (delta: 875.6 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -9.8 MB). Peak memory consumption was 865.8 MB. Max. memory is 7.1 GB. [2018-11-12 17:16:56,661 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 690.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 145.19 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 750.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -848.4 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.70 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3289.95 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: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 43511.54 ms. Allocated memory was 2.3 GB in the beginning and 3.2 GB in the end (delta: 875.6 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -9.8 MB). Peak memory consumption was 865.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 475]: 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: ((((((((((((((((((((((((!(a11 == 1) && !(a28 == 11)) || !(a21 == 1)) || !(y == 25)) || !(1 == \old(a19))) || !(x == 24)) || (a28 <= 7 && 1 == a19)) || !(e == 5)) || !(d == 4)) || (1 == a19 && !(a11 == 1))) || (!(a25 == 1) && !(a11 == 1))) || !(21 == u)) || !(22 == v)) || !(\old(a11) == 0)) || ((a17 <= 7 && !(a25 == 1)) && 1 == a19)) || !(z == 26)) || (a17 <= 7 && !(a28 == 11))) || !(0 == \old(a25))) || (a28 <= 7 && !(a25 == 1))) || !(3 == c)) || !(23 == w)) || ((((0 <= a25 && a28 <= 10) && a17 == 8) && a19 == 1) && a25 <= 1)) || !(\old(a28) == 7)) || !(a == 1)) || !(\old(a17) == 8)) || !(6 == f) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 43.4s OverallTime, 8 OverallIterations, 4 TraceHistogramMax, 29.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1278 SDtfs, 4303 SDslu, 713 SDs, 0 SdLazy, 4725 SolverSat, 1093 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.2s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 970 GetRequests, 890 SyntacticMatches, 7 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3028occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.4s AbstIntTime, 4 AbstIntIterations, 2 AbstIntStrong, 0.9969317921879596 AbsIntWeakeningRatio, 0.23225806451612904 AbsIntAvgWeakeningVarsNumRemoved, 21.16774193548387 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 244 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 111 PreInvPairs, 189 NumberOfFragments, 685 HoareAnnotationTreeSize, 111 FomulaSimplifications, 5924 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3515 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 1397 NumberOfCodeBlocks, 1397 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1681 ConstructedInterpolants, 0 QuantifiedInterpolants, 587214 SizeOfPredicates, 4 NumberOfNonLiveVariables, 805 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 412/458 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...