java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 18:40:22,182 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 18:40:22,189 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 18:40:22,206 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 18:40:22,206 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 18:40:22,207 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 18:40:22,208 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 18:40:22,210 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 18:40:22,212 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 18:40:22,213 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 18:40:22,214 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 18:40:22,214 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 18:40:22,215 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 18:40:22,216 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 18:40:22,217 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 18:40:22,218 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 18:40:22,219 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 18:40:22,221 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 18:40:22,223 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 18:40:22,224 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 18:40:22,225 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 18:40:22,227 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 18:40:22,229 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 18:40:22,230 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 18:40:22,230 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 18:40:22,231 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 18:40:22,232 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 18:40:22,233 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 18:40:22,233 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 18:40:22,235 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 18:40:22,235 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 18:40:22,236 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 18:40:22,236 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 18:40:22,236 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 18:40:22,237 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 18:40:22,238 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 18:40:22,238 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 [2018-11-07 18:40:22,255 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 18:40:22,256 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 18:40:22,257 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 18:40:22,257 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 18:40:22,257 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 18:40:22,257 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 18:40:22,258 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-07 18:40:22,258 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 18:40:22,258 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 18:40:22,258 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 18:40:22,258 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 18:40:22,258 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 18:40:22,259 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 18:40:22,259 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 18:40:22,260 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 18:40:22,260 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 18:40:22,260 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 18:40:22,260 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 18:40:22,260 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 18:40:22,261 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 18:40:22,261 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 18:40:22,261 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 18:40:22,261 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 18:40:22,261 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 18:40:22,262 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 18:40:22,262 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 18:40:22,262 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 18:40:22,262 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 18:40:22,262 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 18:40:22,263 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 18:40:22,264 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 18:40:22,264 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 18:40:22,264 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 18:40:22,264 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 18:40:22,265 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 18:40:22,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 18:40:22,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 18:40:22,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 18:40:22,363 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 18:40:22,363 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 18:40:22,364 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-11-07 18:40:22,434 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05aac91b9/1ae942060d204141853e9e2efe225470/FLAGd39f4a64a [2018-11-07 18:40:23,026 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 18:40:23,027 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-11-07 18:40:23,054 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05aac91b9/1ae942060d204141853e9e2efe225470/FLAGd39f4a64a [2018-11-07 18:40:23,072 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05aac91b9/1ae942060d204141853e9e2efe225470 [2018-11-07 18:40:23,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 18:40:23,086 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 18:40:23,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 18:40:23,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 18:40:23,091 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 18:40:23,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:40:23" (1/1) ... [2018-11-07 18:40:23,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@579ccf1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23, skipping insertion in model container [2018-11-07 18:40:23,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:40:23" (1/1) ... [2018-11-07 18:40:23,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 18:40:23,166 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 18:40:23,656 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:40:23,668 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 18:40:23,820 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:40:23,840 INFO L193 MainTranslator]: Completed translation [2018-11-07 18:40:23,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23 WrapperNode [2018-11-07 18:40:23,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 18:40:23,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 18:40:23,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 18:40:23,842 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 18:40:23,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23" (1/1) ... [2018-11-07 18:40:23,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23" (1/1) ... [2018-11-07 18:40:24,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 18:40:24,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 18:40:24,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 18:40:24,038 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 18:40:24,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23" (1/1) ... [2018-11-07 18:40:24,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23" (1/1) ... [2018-11-07 18:40:24,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23" (1/1) ... [2018-11-07 18:40:24,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23" (1/1) ... [2018-11-07 18:40:24,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23" (1/1) ... [2018-11-07 18:40:24,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23" (1/1) ... [2018-11-07 18:40:24,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23" (1/1) ... [2018-11-07 18:40:24,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 18:40:24,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 18:40:24,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 18:40:24,168 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 18:40:24,169 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23" (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 [2018-11-07 18:40:24,238 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 18:40:24,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 18:40:24,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 18:40:24,238 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 18:40:24,238 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 18:40:24,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 18:40:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 18:40:24,239 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 18:40:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 18:40:27,379 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 18:40:27,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:40:27 BoogieIcfgContainer [2018-11-07 18:40:27,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 18:40:27,381 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 18:40:27,381 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 18:40:27,385 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 18:40:27,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:40:23" (1/3) ... [2018-11-07 18:40:27,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74204b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:40:27, skipping insertion in model container [2018-11-07 18:40:27,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:23" (2/3) ... [2018-11-07 18:40:27,387 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74204b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:40:27, skipping insertion in model container [2018-11-07 18:40:27,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:40:27" (3/3) ... [2018-11-07 18:40:27,389 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label26_true-unreach-call_false-termination.c [2018-11-07 18:40:27,400 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 18:40:27,409 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 18:40:27,427 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 18:40:27,466 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 18:40:27,466 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 18:40:27,466 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 18:40:27,466 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 18:40:27,467 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 18:40:27,467 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 18:40:27,467 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 18:40:27,467 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 18:40:27,498 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-07 18:40:27,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-07 18:40:27,511 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:40:27,512 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, 1, 1] [2018-11-07 18:40:27,515 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:40:27,521 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:27,522 INFO L82 PathProgramCache]: Analyzing trace with hash -5660128, now seen corresponding path program 1 times [2018-11-07 18:40:27,524 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:40:27,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:27,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:40:27,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:27,576 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:40:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:40:28,200 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 18:40:28,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:40:28,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:40:28,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 18:40:28,347 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:40:28,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:40:28,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:40:28,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:40:28,376 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-07 18:40:29,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:40:29,806 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-07 18:40:29,811 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:40:29,813 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 110 [2018-11-07 18:40:29,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:40:29,835 INFO L225 Difference]: With dead ends: 550 [2018-11-07 18:40:29,836 INFO L226 Difference]: Without dead ends: 340 [2018-11-07 18:40:29,843 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:40:29,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-07 18:40:29,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-07 18:40:29,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-07 18:40:29,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 541 transitions. [2018-11-07 18:40:29,929 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 541 transitions. Word has length 110 [2018-11-07 18:40:29,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:40:29,930 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 541 transitions. [2018-11-07 18:40:29,932 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:40:29,932 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 541 transitions. [2018-11-07 18:40:29,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-07 18:40:29,944 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:40:29,945 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:40:29,947 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:40:29,948 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:29,948 INFO L82 PathProgramCache]: Analyzing trace with hash 1086899647, now seen corresponding path program 1 times [2018-11-07 18:40:29,948 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:40:29,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:29,951 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:40:29,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:29,952 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:40:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:40:30,158 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:40:30,158 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:40:30,158 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 18:40:30,159 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:40:30,161 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 18:40:30,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 18:40:30,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 18:40:30,162 INFO L87 Difference]: Start difference. First operand 340 states and 541 transitions. Second operand 6 states. [2018-11-07 18:40:31,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:40:31,949 INFO L93 Difference]: Finished difference Result 1075 states and 1784 transitions. [2018-11-07 18:40:31,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 18:40:31,950 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-11-07 18:40:31,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:40:31,959 INFO L225 Difference]: With dead ends: 1075 [2018-11-07 18:40:31,960 INFO L226 Difference]: Without dead ends: 741 [2018-11-07 18:40:31,967 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 18:40:31,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2018-11-07 18:40:32,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 724. [2018-11-07 18:40:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 724 states. [2018-11-07 18:40:32,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1120 transitions. [2018-11-07 18:40:32,027 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1120 transitions. Word has length 121 [2018-11-07 18:40:32,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:40:32,028 INFO L480 AbstractCegarLoop]: Abstraction has 724 states and 1120 transitions. [2018-11-07 18:40:32,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 18:40:32,028 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1120 transitions. [2018-11-07 18:40:32,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-07 18:40:32,034 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:40:32,034 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:40:32,035 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:40:32,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:32,035 INFO L82 PathProgramCache]: Analyzing trace with hash -1300275949, now seen corresponding path program 1 times [2018-11-07 18:40:32,035 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:40:32,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:32,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:40:32,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:32,037 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:40:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:40:32,450 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:40:32,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:40:32,451 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-07 18:40:32,451 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:40:32,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-07 18:40:32,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-07 18:40:32,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:40:32,454 INFO L87 Difference]: Start difference. First operand 724 states and 1120 transitions. Second operand 5 states. [2018-11-07 18:40:34,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:40:34,727 INFO L93 Difference]: Finished difference Result 1578 states and 2483 transitions. [2018-11-07 18:40:34,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 18:40:34,728 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 122 [2018-11-07 18:40:34,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:40:34,741 INFO L225 Difference]: With dead ends: 1578 [2018-11-07 18:40:34,741 INFO L226 Difference]: Without dead ends: 721 [2018-11-07 18:40:34,745 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:40:34,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 721 states. [2018-11-07 18:40:34,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 721 to 721. [2018-11-07 18:40:34,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2018-11-07 18:40:34,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 1044 transitions. [2018-11-07 18:40:34,783 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 1044 transitions. Word has length 122 [2018-11-07 18:40:34,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:40:34,784 INFO L480 AbstractCegarLoop]: Abstraction has 721 states and 1044 transitions. [2018-11-07 18:40:34,784 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-07 18:40:34,784 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1044 transitions. [2018-11-07 18:40:34,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-07 18:40:34,787 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:40:34,787 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:40:34,788 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:40:34,788 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:34,788 INFO L82 PathProgramCache]: Analyzing trace with hash 1606009355, now seen corresponding path program 1 times [2018-11-07 18:40:34,788 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:40:34,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:34,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:40:34,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:34,790 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:40:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:40:35,058 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:40:35,059 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:40:35,059 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-07 18:40:35,059 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:40:35,060 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-07 18:40:35,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-07 18:40:35,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 18:40:35,060 INFO L87 Difference]: Start difference. First operand 721 states and 1044 transitions. Second operand 4 states. [2018-11-07 18:40:36,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:40:36,997 INFO L93 Difference]: Finished difference Result 1708 states and 2510 transitions. [2018-11-07 18:40:37,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 18:40:37,000 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2018-11-07 18:40:37,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:40:37,009 INFO L225 Difference]: With dead ends: 1708 [2018-11-07 18:40:37,009 INFO L226 Difference]: Without dead ends: 993 [2018-11-07 18:40:37,012 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 18:40:37,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 993 states. [2018-11-07 18:40:37,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 993 to 993. [2018-11-07 18:40:37,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 993 states. [2018-11-07 18:40:37,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 993 states and 1361 transitions. [2018-11-07 18:40:37,049 INFO L78 Accepts]: Start accepts. Automaton has 993 states and 1361 transitions. Word has length 126 [2018-11-07 18:40:37,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:40:37,051 INFO L480 AbstractCegarLoop]: Abstraction has 993 states and 1361 transitions. [2018-11-07 18:40:37,051 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-07 18:40:37,051 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1361 transitions. [2018-11-07 18:40:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-07 18:40:37,055 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:40:37,056 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-07 18:40:37,056 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:40:37,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:37,057 INFO L82 PathProgramCache]: Analyzing trace with hash -1591148603, now seen corresponding path program 1 times [2018-11-07 18:40:37,057 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:40:37,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:37,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:40:37,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:37,058 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:40:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:40:37,625 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-07 18:40:37,811 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 72 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-07 18:40:37,811 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:40:37,811 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:40:37,812 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 173 with the following transitions: [2018-11-07 18:40:37,815 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 18:40:37,864 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:40:37,864 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:40:38,508 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:40:38,512 INFO L272 AbstractInterpreter]: Visited 70 different actions 70 times. Never merged. Never widened. Never found a fixpoint. Largest state had 42 variables. [2018-11-07 18:40:38,556 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:38,556 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:40:39,087 INFO L227 lantSequenceWeakener]: Weakened 118 states. On average, predicates are now at 79.71% of their original sizes. [2018-11-07 18:40:39,088 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:40:40,387 INFO L415 sIntCurrentIteration]: We unified 171 AI predicates to 171 [2018-11-07 18:40:40,387 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:40:40,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:40:40,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [6] total 16 [2018-11-07 18:40:40,388 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:40:40,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-07 18:40:40,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-07 18:40:40,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2018-11-07 18:40:40,390 INFO L87 Difference]: Start difference. First operand 993 states and 1361 transitions. Second operand 12 states. [2018-11-07 18:40:49,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:40:49,569 INFO L93 Difference]: Finished difference Result 2041 states and 2796 transitions. [2018-11-07 18:40:49,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-07 18:40:49,569 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 172 [2018-11-07 18:40:49,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:40:49,575 INFO L225 Difference]: With dead ends: 2041 [2018-11-07 18:40:49,576 INFO L226 Difference]: Without dead ends: 1054 [2018-11-07 18:40:49,579 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 177 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2018-11-07 18:40:49,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2018-11-07 18:40:49,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1054. [2018-11-07 18:40:49,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1054 states. [2018-11-07 18:40:49,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 1054 states and 1427 transitions. [2018-11-07 18:40:49,610 INFO L78 Accepts]: Start accepts. Automaton has 1054 states and 1427 transitions. Word has length 172 [2018-11-07 18:40:49,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:40:49,610 INFO L480 AbstractCegarLoop]: Abstraction has 1054 states and 1427 transitions. [2018-11-07 18:40:49,610 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-07 18:40:49,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1427 transitions. [2018-11-07 18:40:49,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-07 18:40:49,615 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:40:49,615 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-11-07 18:40:49,616 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:40:49,616 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:49,616 INFO L82 PathProgramCache]: Analyzing trace with hash 790935592, now seen corresponding path program 1 times [2018-11-07 18:40:49,616 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:40:49,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:49,618 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:40:49,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:49,618 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:40:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:40:50,356 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 90 proven. 41 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-07 18:40:50,357 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:40:50,357 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:40:50,357 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 182 with the following transitions: [2018-11-07 18:40:50,358 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 18:40:50,363 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:40:50,363 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:40:50,989 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:40:50,990 INFO L272 AbstractInterpreter]: Visited 116 different actions 184 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-07 18:40:51,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:51,028 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:40:51,881 INFO L227 lantSequenceWeakener]: Weakened 81 states. On average, predicates are now at 80.99% of their original sizes. [2018-11-07 18:40:51,882 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:40:53,306 INFO L415 sIntCurrentIteration]: We unified 180 AI predicates to 180 [2018-11-07 18:40:53,307 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:40:53,308 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:40:53,308 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [9] total 26 [2018-11-07 18:40:53,308 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:40:53,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-07 18:40:53,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-07 18:40:53,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-07 18:40:53,309 INFO L87 Difference]: Start difference. First operand 1054 states and 1427 transitions. Second operand 19 states. [2018-11-07 18:41:07,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:41:07,546 INFO L93 Difference]: Finished difference Result 2326 states and 3127 transitions. [2018-11-07 18:41:07,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-07 18:41:07,546 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 181 [2018-11-07 18:41:07,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:41:07,553 INFO L225 Difference]: With dead ends: 2326 [2018-11-07 18:41:07,553 INFO L226 Difference]: Without dead ends: 1339 [2018-11-07 18:41:07,557 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 192 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=207, Invalid=723, Unknown=0, NotChecked=0, Total=930 [2018-11-07 18:41:07,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1339 states. [2018-11-07 18:41:07,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1339 to 1328. [2018-11-07 18:41:07,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1328 states. [2018-11-07 18:41:07,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 1721 transitions. [2018-11-07 18:41:07,596 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 1721 transitions. Word has length 181 [2018-11-07 18:41:07,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:41:07,596 INFO L480 AbstractCegarLoop]: Abstraction has 1328 states and 1721 transitions. [2018-11-07 18:41:07,596 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-07 18:41:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1721 transitions. [2018-11-07 18:41:07,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-07 18:41:07,602 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:41:07,602 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-07 18:41:07,602 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:41:07,602 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:41:07,603 INFO L82 PathProgramCache]: Analyzing trace with hash -79361511, now seen corresponding path program 1 times [2018-11-07 18:41:07,603 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:41:07,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:41:07,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:41:07,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:41:07,604 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:41:07,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:41:08,120 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-07 18:41:08,150 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 94 proven. 15 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-07 18:41:08,151 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:41:08,151 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:41:08,151 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 195 with the following transitions: [2018-11-07 18:41:08,152 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 18:41:08,156 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:41:08,156 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:41:08,695 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:41:08,696 INFO L272 AbstractInterpreter]: Visited 115 different actions 182 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-07 18:41:08,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:41:08,702 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:41:09,865 INFO L227 lantSequenceWeakener]: Weakened 130 states. On average, predicates are now at 80.6% of their original sizes. [2018-11-07 18:41:09,866 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:41:10,512 INFO L415 sIntCurrentIteration]: We unified 193 AI predicates to 193 [2018-11-07 18:41:10,512 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:41:10,512 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:41:10,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [6] total 19 [2018-11-07 18:41:10,513 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:41:10,513 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-07 18:41:10,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-07 18:41:10,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-11-07 18:41:10,514 INFO L87 Difference]: Start difference. First operand 1328 states and 1721 transitions. Second operand 15 states. [2018-11-07 18:41:25,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:41:25,038 INFO L93 Difference]: Finished difference Result 2733 states and 3614 transitions. [2018-11-07 18:41:25,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-07 18:41:25,038 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 194 [2018-11-07 18:41:25,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:41:25,047 INFO L225 Difference]: With dead ends: 2733 [2018-11-07 18:41:25,047 INFO L226 Difference]: Without dead ends: 1746 [2018-11-07 18:41:25,051 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 199 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=106, Invalid=314, Unknown=0, NotChecked=0, Total=420 [2018-11-07 18:41:25,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1746 states. [2018-11-07 18:41:25,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1746 to 1602. [2018-11-07 18:41:25,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1602 states. [2018-11-07 18:41:25,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1602 states and 2013 transitions. [2018-11-07 18:41:25,097 INFO L78 Accepts]: Start accepts. Automaton has 1602 states and 2013 transitions. Word has length 194 [2018-11-07 18:41:25,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:41:25,097 INFO L480 AbstractCegarLoop]: Abstraction has 1602 states and 2013 transitions. [2018-11-07 18:41:25,098 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-07 18:41:25,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2013 transitions. [2018-11-07 18:41:25,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-07 18:41:25,103 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:41:25,104 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-07 18:41:25,104 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:41:25,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:41:25,105 INFO L82 PathProgramCache]: Analyzing trace with hash 1649739324, now seen corresponding path program 1 times [2018-11-07 18:41:25,105 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:41:25,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:41:25,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:41:25,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:41:25,106 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:41:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:41:25,655 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 92 proven. 46 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-07 18:41:25,656 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:41:25,656 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:41:25,656 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 204 with the following transitions: [2018-11-07 18:41:25,656 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 18:41:25,660 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:41:25,660 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:41:27,077 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 18:41:27,078 INFO L272 AbstractInterpreter]: Visited 117 different actions 659 times. Merged at 9 different actions 59 times. Widened at 1 different actions 2 times. Found 14 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-07 18:41:27,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:41:27,092 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 18:41:27,092 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:41:27,092 INFO L194 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 [2018-11-07 18:41:27,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:41:27,104 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 18:41:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:41:27,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 18:41:27,539 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 110 proven. 2 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-07 18:41:27,539 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 18:41:27,896 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-07 18:41:28,210 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 98 proven. 38 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-07 18:41:28,231 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 18:41:28,231 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-11-07 18:41:28,232 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 18:41:28,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-07 18:41:28,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-07 18:41:28,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-11-07 18:41:28,233 INFO L87 Difference]: Start difference. First operand 1602 states and 2013 transitions. Second operand 11 states. [2018-11-07 18:41:32,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:41:32,423 INFO L93 Difference]: Finished difference Result 5362 states and 7345 transitions. [2018-11-07 18:41:32,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-07 18:41:32,424 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 203 [2018-11-07 18:41:32,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:41:32,443 INFO L225 Difference]: With dead ends: 5362 [2018-11-07 18:41:32,444 INFO L226 Difference]: Without dead ends: 4101 [2018-11-07 18:41:32,453 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 429 GetRequests, 409 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2018-11-07 18:41:32,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4101 states. [2018-11-07 18:41:32,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4101 to 3941. [2018-11-07 18:41:32,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3941 states. [2018-11-07 18:41:32,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 5050 transitions. [2018-11-07 18:41:32,566 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 5050 transitions. Word has length 203 [2018-11-07 18:41:32,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:41:32,566 INFO L480 AbstractCegarLoop]: Abstraction has 3941 states and 5050 transitions. [2018-11-07 18:41:32,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-07 18:41:32,567 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 5050 transitions. [2018-11-07 18:41:32,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-07 18:41:32,580 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:41:32,581 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:41:32,581 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:41:32,581 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:41:32,581 INFO L82 PathProgramCache]: Analyzing trace with hash 304635493, now seen corresponding path program 1 times [2018-11-07 18:41:32,581 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:41:32,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:41:32,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:41:32,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:41:32,583 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:41:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:41:33,085 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-07 18:41:33,277 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 120 proven. 15 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-07 18:41:33,277 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:41:33,278 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:41:33,278 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 221 with the following transitions: [2018-11-07 18:41:33,278 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [225], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 18:41:33,286 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:41:33,286 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:41:34,056 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:41:34,056 INFO L272 AbstractInterpreter]: Visited 115 different actions 182 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-07 18:41:34,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:41:34,094 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:41:35,088 INFO L227 lantSequenceWeakener]: Weakened 125 states. On average, predicates are now at 80.02% of their original sizes. [2018-11-07 18:41:35,089 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:41:36,951 INFO L415 sIntCurrentIteration]: We unified 219 AI predicates to 219 [2018-11-07 18:41:36,952 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:41:36,952 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:41:36,952 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [6] total 22 [2018-11-07 18:41:36,952 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:41:36,952 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-07 18:41:36,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-07 18:41:36,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2018-11-07 18:41:36,953 INFO L87 Difference]: Start difference. First operand 3941 states and 5050 transitions. Second operand 18 states. [2018-11-07 18:41:51,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:41:51,407 INFO L93 Difference]: Finished difference Result 7542 states and 9763 transitions. [2018-11-07 18:41:51,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-07 18:41:51,408 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 220 [2018-11-07 18:41:51,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:41:51,423 INFO L225 Difference]: With dead ends: 7542 [2018-11-07 18:41:51,423 INFO L226 Difference]: Without dead ends: 4080 [2018-11-07 18:41:51,433 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 228 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=137, Invalid=565, Unknown=0, NotChecked=0, Total=702 [2018-11-07 18:41:51,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4080 states. [2018-11-07 18:41:51,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4080 to 4079. [2018-11-07 18:41:51,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4079 states. [2018-11-07 18:41:51,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 5195 transitions. [2018-11-07 18:41:51,526 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 5195 transitions. Word has length 220 [2018-11-07 18:41:51,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:41:51,527 INFO L480 AbstractCegarLoop]: Abstraction has 4079 states and 5195 transitions. [2018-11-07 18:41:51,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-07 18:41:51,527 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 5195 transitions. [2018-11-07 18:41:51,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-11-07 18:41:51,541 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:41:51,541 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-11-07 18:41:51,542 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:41:51,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:41:51,542 INFO L82 PathProgramCache]: Analyzing trace with hash -1185315831, now seen corresponding path program 1 times [2018-11-07 18:41:51,542 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:41:51,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:41:51,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:41:51,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:41:51,543 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:41:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:41:52,101 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 118 proven. 71 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-07 18:41:52,101 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:41:52,101 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:41:52,101 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 228 with the following transitions: [2018-11-07 18:41:52,102 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 18:41:52,105 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:41:52,105 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:41:53,209 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 18:41:53,210 INFO L272 AbstractInterpreter]: Visited 118 different actions 557 times. Merged at 10 different actions 57 times. Widened at 1 different actions 1 times. Found 14 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-07 18:41:53,220 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:41:53,220 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 18:41:53,220 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:41:53,220 INFO L194 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 [2018-11-07 18:41:53,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:41:53,229 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 18:41:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:41:53,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 18:41:53,432 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 142 proven. 2 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-07 18:41:53,432 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 18:41:53,610 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 124 proven. 20 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-07 18:41:53,634 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 18:41:53,634 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2018-11-07 18:41:53,634 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 18:41:53,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-07 18:41:53,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-07 18:41:53,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2018-11-07 18:41:53,635 INFO L87 Difference]: Start difference. First operand 4079 states and 5195 transitions. Second operand 12 states. [2018-11-07 18:41:59,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:41:59,403 INFO L93 Difference]: Finished difference Result 16097 states and 22837 transitions. [2018-11-07 18:41:59,405 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-11-07 18:41:59,405 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 227 [2018-11-07 18:41:59,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:41:59,489 INFO L225 Difference]: With dead ends: 16097 [2018-11-07 18:41:59,489 INFO L226 Difference]: Without dead ends: 12223 [2018-11-07 18:41:59,528 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 537 GetRequests, 487 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 711 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=532, Invalid=2018, Unknown=0, NotChecked=0, Total=2550 [2018-11-07 18:41:59,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12223 states. [2018-11-07 18:41:59,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12223 to 11918. [2018-11-07 18:41:59,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11918 states. [2018-11-07 18:41:59,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11918 states to 11918 states and 15522 transitions. [2018-11-07 18:41:59,944 INFO L78 Accepts]: Start accepts. Automaton has 11918 states and 15522 transitions. Word has length 227 [2018-11-07 18:41:59,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:41:59,945 INFO L480 AbstractCegarLoop]: Abstraction has 11918 states and 15522 transitions. [2018-11-07 18:41:59,945 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-07 18:41:59,945 INFO L276 IsEmpty]: Start isEmpty. Operand 11918 states and 15522 transitions. [2018-11-07 18:41:59,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-07 18:41:59,988 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:41:59,988 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:41:59,989 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:41:59,989 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:41:59,989 INFO L82 PathProgramCache]: Analyzing trace with hash 743357016, now seen corresponding path program 1 times [2018-11-07 18:41:59,989 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:41:59,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:41:59,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:41:59,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:41:59,991 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:42:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:42:00,865 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 173 proven. 51 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-07 18:42:00,865 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:42:00,865 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:42:00,866 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 233 with the following transitions: [2018-11-07 18:42:00,866 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [105], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 18:42:00,868 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:42:00,869 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:42:07,285 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 18:42:07,286 INFO L272 AbstractInterpreter]: Visited 117 different actions 2803 times. Merged at 9 different actions 293 times. Widened at 1 different actions 21 times. Found 67 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-07 18:42:07,294 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:42:07,294 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 18:42:07,294 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:42:07,294 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 18:42:07,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:42:07,303 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 18:42:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:42:07,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 18:42:07,473 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 162 proven. 25 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-07 18:42:07,474 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 18:42:08,107 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 185 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-07 18:42:08,136 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 18:42:08,136 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 12 [2018-11-07 18:42:08,137 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 18:42:08,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-07 18:42:08,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-07 18:42:08,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-11-07 18:42:08,138 INFO L87 Difference]: Start difference. First operand 11918 states and 15522 transitions. Second operand 11 states. [2018-11-07 18:42:12,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:42:12,823 INFO L93 Difference]: Finished difference Result 27035 states and 37943 transitions. [2018-11-07 18:42:12,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-07 18:42:12,823 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 232 [2018-11-07 18:42:12,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:42:12,901 INFO L225 Difference]: With dead ends: 27035 [2018-11-07 18:42:12,902 INFO L226 Difference]: Without dead ends: 15598 [2018-11-07 18:42:12,959 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 527 GetRequests, 484 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=331, Invalid=1391, Unknown=0, NotChecked=0, Total=1722 [2018-11-07 18:42:12,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15598 states. [2018-11-07 18:42:13,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15598 to 14065. [2018-11-07 18:42:13,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14065 states. [2018-11-07 18:42:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14065 states to 14065 states and 17362 transitions. [2018-11-07 18:42:13,399 INFO L78 Accepts]: Start accepts. Automaton has 14065 states and 17362 transitions. Word has length 232 [2018-11-07 18:42:13,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:42:13,399 INFO L480 AbstractCegarLoop]: Abstraction has 14065 states and 17362 transitions. [2018-11-07 18:42:13,399 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-07 18:42:13,399 INFO L276 IsEmpty]: Start isEmpty. Operand 14065 states and 17362 transitions. [2018-11-07 18:42:13,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-07 18:42:13,443 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:42:13,444 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-07 18:42:13,444 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:42:13,444 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:42:13,444 INFO L82 PathProgramCache]: Analyzing trace with hash 16413496, now seen corresponding path program 1 times [2018-11-07 18:42:13,445 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:42:13,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:42:13,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:42:13,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:42:13,446 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:42:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:42:13,772 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 247 proven. 2 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-07 18:42:13,773 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:42:13,773 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:42:13,773 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 274 with the following transitions: [2018-11-07 18:42:13,773 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [45], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [129], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 18:42:13,775 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:42:13,776 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:42:21,045 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 18:42:21,045 INFO L272 AbstractInterpreter]: Visited 119 different actions 3025 times. Merged at 11 different actions 360 times. Widened at 1 different actions 21 times. Found 113 fixpoints after 4 different actions. Largest state had 42 variables. [2018-11-07 18:42:21,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:42:21,317 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 18:42:21,317 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:42:21,317 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 18:42:21,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:42:21,326 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 18:42:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:42:21,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 18:42:21,621 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 247 proven. 2 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-07 18:42:21,621 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 18:42:21,809 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 247 proven. 2 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-07 18:42:21,830 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 18:42:21,831 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 12 [2018-11-07 18:42:21,831 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 18:42:21,831 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-07 18:42:21,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-07 18:42:21,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-11-07 18:42:21,832 INFO L87 Difference]: Start difference. First operand 14065 states and 17362 transitions. Second operand 9 states. [2018-11-07 18:42:22,011 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-07 18:42:23,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:42:23,745 INFO L93 Difference]: Finished difference Result 25884 states and 32632 transitions. [2018-11-07 18:42:23,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-07 18:42:23,746 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 273 [2018-11-07 18:42:23,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:42:23,747 INFO L225 Difference]: With dead ends: 25884 [2018-11-07 18:42:23,747 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 18:42:23,821 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 571 GetRequests, 550 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=132, Invalid=374, Unknown=0, NotChecked=0, Total=506 [2018-11-07 18:42:23,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 18:42:23,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 18:42:23,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 18:42:23,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 18:42:23,822 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 273 [2018-11-07 18:42:23,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:42:23,823 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 18:42:23,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-07 18:42:23,823 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 18:42:23,823 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 18:42:23,828 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 18:42:24,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:24,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:25,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,228 WARN L179 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 827 DAG size of output: 309 [2018-11-07 18:42:26,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:26,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:42:27,830 WARN L179 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 827 DAG size of output: 331 [2018-11-07 18:42:29,040 WARN L179 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 62 DAG size of output: 54 [2018-11-07 18:42:31,568 WARN L179 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 146 DAG size of output: 86 [2018-11-07 18:42:37,171 WARN L179 SmtUtils]: Spent 5.56 s on a formula simplification. DAG size of input: 407 DAG size of output: 174 [2018-11-07 18:42:38,613 WARN L179 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 306 DAG size of output: 112 [2018-11-07 18:42:40,680 WARN L179 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 328 DAG size of output: 112 [2018-11-07 18:42:40,683 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 18:42:40,684 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= |old(~a20~0)| ~a20~0) (= ~a17~0 |old(~a17~0)|) (<= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|)) [2018-11-07 18:42:40,684 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 18:42:40,684 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-07 18:42:40,684 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-07 18:42:40,684 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,684 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,684 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,684 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,685 INFO L425 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,685 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,685 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-07 18:42:40,685 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-07 18:42:40,685 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-07 18:42:40,685 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-07 18:42:40,685 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-07 18:42:40,685 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-07 18:42:40,685 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-07 18:42:40,685 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-07 18:42:40,685 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-07 18:42:40,686 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 485) no Hoare annotation was computed. [2018-11-07 18:42:40,686 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-07 18:42:40,686 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,686 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,686 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,686 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,686 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,686 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,686 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-07 18:42:40,686 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-07 18:42:40,687 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-07 18:42:40,687 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-07 18:42:40,687 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-07 18:42:40,687 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-07 18:42:40,687 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-07 18:42:40,687 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-07 18:42:40,687 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-07 18:42:40,687 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-07 18:42:40,687 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-07 18:42:40,688 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-07 18:42:40,688 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-07 18:42:40,688 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-07 18:42:40,688 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-11-07 18:42:40,688 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,688 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,688 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,688 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,688 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,688 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-07 18:42:40,689 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-07 18:42:40,689 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-07 18:42:40,689 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-07 18:42:40,689 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-07 18:42:40,689 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-07 18:42:40,689 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-07 18:42:40,689 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-07 18:42:40,689 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-07 18:42:40,689 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,689 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,690 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,690 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,690 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,690 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-07 18:42:40,690 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-07 18:42:40,690 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-07 18:42:40,690 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-07 18:42:40,690 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-07 18:42:40,690 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-07 18:42:40,691 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-07 18:42:40,691 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-07 18:42:40,691 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-07 18:42:40,691 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-07 18:42:40,691 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-07 18:42:40,691 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-07 18:42:40,691 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-07 18:42:40,691 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,691 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,692 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,692 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,692 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,692 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-07 18:42:40,692 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-07 18:42:40,692 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-07 18:42:40,692 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-07 18:42:40,692 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-07 18:42:40,692 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-07 18:42:40,692 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-07 18:42:40,693 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-07 18:42:40,693 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-07 18:42:40,693 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,693 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,693 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,693 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,693 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,693 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,693 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,693 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-07 18:42:40,694 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-07 18:42:40,694 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-07 18:42:40,694 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-07 18:42:40,694 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-07 18:42:40,694 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-07 18:42:40,694 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-07 18:42:40,694 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-07 18:42:40,694 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-07 18:42:40,694 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-07 18:42:40,694 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-07 18:42:40,695 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-07 18:42:40,695 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-07 18:42:40,695 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-07 18:42:40,695 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,695 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,695 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,695 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,695 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,695 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-07 18:42:40,696 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-07 18:42:40,696 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-07 18:42:40,696 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-07 18:42:40,696 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-07 18:42:40,696 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-07 18:42:40,696 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-07 18:42:40,696 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-07 18:42:40,696 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,696 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,696 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,697 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,697 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,697 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-07 18:42:40,697 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-07 18:42:40,697 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-07 18:42:40,697 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-07 18:42:40,697 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-07 18:42:40,697 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-07 18:42:40,697 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-07 18:42:40,697 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-07 18:42:40,698 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-07 18:42:40,698 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-07 18:42:40,698 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse19 (= 1 |old(~a17~0)|)) (.cse12 (= |old(~a20~0)| ~a20~0)) (.cse11 (= ~a7~0 |old(~a7~0)|)) (.cse13 (= ~a17~0 |old(~a17~0)|)) (.cse51 (= ~a16~0 |old(~a16~0)|)) (.cse14 (<= |old(~a8~0)| ~a8~0)) (.cse52 (= 1 ~a21~0))) (let ((.cse8 (= 6 |old(~a16~0)|)) (.cse5 (< 0 |old(~a20~0)|)) (.cse9 (and .cse12 .cse11 .cse13 .cse51 .cse14 .cse52)) (.cse20 (< |old(~a8~0)| 15)) (.cse23 (< 5 |old(~a16~0)|)) (.cse3 (not (= 5 |old(~a16~0)|))) (.cse28 (and .cse12 .cse11 .cse13 .cse14 .cse52 (= 5 ~a16~0))) (.cse48 (< 5 |calculate_output_#in~input|)) (.cse25 (< |calculate_output_#in~input| 1)) (.cse22 (< 6 |calculate_output_#in~input|)) (.cse0 (not (= 0 |old(~a7~0)|))) (.cse29 (< |calculate_output_#in~input| 2)) (.cse30 (< |old(~a16~0)| 5)) (.cse2 (not (= 15 |old(~a8~0)|))) (.cse24 (< |old(~a17~0)| 0)) (.cse49 (not (= |old(~a20~0)| 1))) (.cse6 (= ~a8~0 15)) (.cse16 (= ~a21~0 |old(~a21~0)|)) (.cse27 (< |old(~a20~0)| 1)) (.cse10 (< 0 |old(~a17~0)|)) (.cse17 (< 0 |old(~a21~0)|)) (.cse1 (not (= 1 |old(~a21~0)|))) (.cse21 (not (= 1 |old(~a20~0)|))) (.cse26 (not (= 4 |old(~a16~0)|))) (.cse15 (= |old(~a16~0)| ~a16~0)) (.cse4 (not (= 8 ~a12~0))) (.cse18 (= 1 |old(~a7~0)|)) (.cse7 (not .cse19))) (and (or (or .cse0 .cse1 .cse2 .cse3 .cse4 (< |old(~a20~0)| 0) .cse5) .cse6 .cse7) (or .cse8 .cse1 .cse4 .cse9 .cse10 .cse5) (or .cse8 .cse4 (and .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) .cse17) (or .cse1 .cse18 .cse4 .cse19 .cse9 .cse20) (or .cse1 .cse18 .cse21 .cse9 .cse4 .cse7) (or .cse22 (or .cse0 .cse1) .cse6 .cse4 .cse10 .cse21 .cse2 .cse23 (< |old(~a16~0)| 4) .cse24 .cse25) (or .cse1 .cse18 .cse9 .cse4 .cse20 .cse5) (or .cse1 .cse18 .cse26 .cse4 .cse27 .cse9) (or .cse1 .cse18 .cse26 .cse4 .cse19 .cse9) (or .cse1 .cse18 .cse28 .cse3 .cse4 .cse20) (or (let ((.cse31 (not (= ~v~0 22))) (.cse32 (not (= ~u~0 21))) (.cse33 (not (= |old(~a21~0)| 1))) (.cse34 (not (= ~b~0 2))) (.cse35 (not (= ~y~0 25))) (.cse36 (not (= |old(~a7~0)| 0))) (.cse37 (not (= 3 ~c~0))) (.cse38 (< 1 |old(~a17~0)|)) (.cse39 (not (= ~a~0 1))) (.cse40 (not (= 26 ~z~0))) (.cse41 (not (= ~x~0 24))) (.cse42 (not (= ~a12~0 8))) (.cse43 (not (= ~e~0 5))) (.cse44 (not (= |old(~a8~0)| 15))) (.cse45 (not (= ~d~0 4))) (.cse46 (not (= 6 ~f~0))) (.cse47 (not (= ~w~0 23)))) (and (or .cse29 .cse30 .cse31 .cse32 .cse22 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse24 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47) (or .cse30 .cse31 .cse32 .cse25 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse24 .cse41 .cse48 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47))) .cse49 .cse6 .cse23) (or .cse1 .cse3 .cse4 .cse10 .cse28) (or (or (or (let ((.cse50 (< 6 |old(~a16~0)|))) (and (or .cse0 .cse1 .cse30 .cse50 .cse2 .cse24 .cse48 .cse25) (or .cse22 .cse0 .cse1 .cse29 .cse30 .cse50 .cse2 .cse24))) .cse4) .cse49 .cse10) .cse6) (or (and .cse12 .cse16 .cse11 .cse13 .cse51 .cse14) .cse4 .cse27 .cse10 .cse17) (or .cse1 .cse21 .cse26 (and (= 1 ~a7~0) (= 1 ~a20~0) (= 13 ~a8~0) .cse15 .cse52 (= 1 ~a17~0)) .cse4 (not .cse18) (not (= 13 |old(~a8~0)|)) .cse7)))) [2018-11-07 18:42:40,698 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-07 18:42:40,698 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,699 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,699 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,699 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,699 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,699 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-07 18:42:40,699 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,699 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-07 18:42:40,699 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-07 18:42:40,699 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-07 18:42:40,699 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-07 18:42:40,700 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-07 18:42:40,700 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-07 18:42:40,700 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-07 18:42:40,700 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-07 18:42:40,700 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-07 18:42:40,700 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-07 18:42:40,700 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-07 18:42:40,700 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-07 18:42:40,700 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,700 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,701 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,701 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,701 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,701 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,701 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-07 18:42:40,701 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-07 18:42:40,701 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-07 18:42:40,701 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-07 18:42:40,701 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-07 18:42:40,701 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-07 18:42:40,701 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-07 18:42:40,702 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-07 18:42:40,702 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-07 18:42:40,702 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-07 18:42:40,702 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-07 18:42:40,702 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-07 18:42:40,702 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-07 18:42:40,702 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-07 18:42:40,702 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-07 18:42:40,702 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,703 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,703 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,703 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,703 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,703 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:42:40,703 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-07 18:42:40,703 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-07 18:42:40,703 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-07 18:42:40,703 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-07 18:42:40,703 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-07 18:42:40,704 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-07 18:42:40,704 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-07 18:42:40,704 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-07 18:42:40,704 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-07 18:42:40,704 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-07 18:42:40,704 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 18:42:40,704 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~a8~0 15) (= ~z~0 26) (= ~a17~0 1) (= ~c~0 3) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~a7~0 0) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~b~0 2) (= ~a~0 1) (= 1 ~a21~0) (= ~a12~0 8) (= ~a20~0 1) (= ~a16~0 5)) [2018-11-07 18:42:40,704 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 18:42:40,705 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 18:42:40,705 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= |old(~a16~0)| 5)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= |old(~a7~0)| 0)) (not (= 3 ~c~0)) (not (= |old(~a20~0)| 1)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= ~x~0 24)) (not (= |old(~a17~0)| 1)) (not (= ~a12~0 8)) (and (= ~a8~0 15) (= 1 ~a21~0) (= ~a7~0 0) (= ~a17~0 |old(~a17~0)|) (= ~a20~0 1) (= 5 ~a16~0)) (not (= ~e~0 5)) (not (= |old(~a8~0)| 15)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-11-07 18:42:40,705 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-07 18:42:40,705 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse5 (<= ~a21~0 0)) (.cse2 (<= ~a17~0 0)) (.cse3 (<= ~a20~0 0)) (.cse8 (= ~a16~0 4)) (.cse6 (<= 1 ~a20~0)) (.cse4 (= 5 ~a16~0)) (.cse7 (not (= ~a7~0 1))) (.cse10 (<= 15 ~a8~0)) (.cse1 (= 1 ~a21~0)) (.cse9 (not (= ~a17~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse1 .cse4) (and .cse5 .cse0) (and (= 1 ~a20~0) (= 13 ~a8~0) (= 4 ~a16~0) .cse1 (= 1 ~a17~0)) (not (= 3 ~c~0)) (and .cse5 .cse2 .cse6) (not (= 1 |old(~a21~0)|)) (not (= 4 ~d~0)) (and .cse7 .cse8 .cse1 .cse9) (not (= 2 ~b~0)) (not (= ~y~0 25)) (and .cse7 (<= |old(~a8~0)| ~a8~0) .cse1 .cse3) (and .cse7 (= |old(~a20~0)| ~a20~0) (= ~a17~0 |old(~a17~0)|) .cse1) (not (= ~x~0 24)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (and .cse7 .cse8 .cse1 .cse6) (and .cse7 .cse10 .cse1 .cse4) (not (= ~z~0 26)) (not (= |old(~a16~0)| 5)) (and .cse7 .cse10 .cse1 .cse9) (not (= 0 |old(~a7~0)|)) (not (= |old(~a20~0)| 1)) (not (= 23 ~w~0)) (not (= 15 |old(~a8~0)|)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 1)) (not (= 6 ~f~0)))) [2018-11-07 18:42:40,705 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-07 18:42:40,706 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-07 18:42:40,706 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-07 18:42:40,706 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse5 (<= ~a21~0 0)) (.cse2 (<= ~a17~0 0)) (.cse3 (<= ~a20~0 0)) (.cse8 (= ~a16~0 4)) (.cse6 (<= 1 ~a20~0)) (.cse4 (= 5 ~a16~0)) (.cse7 (not (= ~a7~0 1))) (.cse10 (<= 15 ~a8~0)) (.cse1 (= 1 ~a21~0)) (.cse9 (not (= ~a17~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse1 .cse4) (and .cse5 .cse0) (and (= 1 ~a20~0) (= 13 ~a8~0) (= 4 ~a16~0) .cse1 (= 1 ~a17~0)) (not (= 3 ~c~0)) (and .cse5 .cse2 .cse6) (not (= 1 |old(~a21~0)|)) (not (= 4 ~d~0)) (and .cse7 .cse8 .cse1 .cse9) (not (= 2 ~b~0)) (not (= ~y~0 25)) (and .cse7 (<= |old(~a8~0)| ~a8~0) .cse1 .cse3) (and .cse7 (= |old(~a20~0)| ~a20~0) (= ~a17~0 |old(~a17~0)|) .cse1) (not (= ~x~0 24)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (and .cse7 .cse8 .cse1 .cse6) (and .cse7 .cse10 .cse1 .cse4) (not (= ~z~0 26)) (not (= |old(~a16~0)| 5)) (and .cse7 .cse10 .cse1 .cse9) (not (= 0 |old(~a7~0)|)) (not (= |old(~a20~0)| 1)) (not (= 23 ~w~0)) (not (= 15 |old(~a8~0)|)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 1)) (not (= 6 ~f~0)))) [2018-11-07 18:42:40,706 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-07 18:42:40,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 06:42:40 BoogieIcfgContainer [2018-11-07 18:42:40,722 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 18:42:40,723 INFO L168 Benchmark]: Toolchain (without parser) took 137638.89 ms. Allocated memory was 1.5 GB in the beginning and 4.0 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -512.7 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-11-07 18:42:40,725 INFO L168 Benchmark]: CDTParser took 0.34 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. [2018-11-07 18:42:40,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.20 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-07 18:42:40,726 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.31 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 781.2 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -875.0 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-11-07 18:42:40,727 INFO L168 Benchmark]: Boogie Preprocessor took 129.70 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2018-11-07 18:42:40,728 INFO L168 Benchmark]: RCFGBuilder took 3212.80 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 107.5 MB). Peak memory consumption was 107.5 MB. Max. memory is 7.1 GB. [2018-11-07 18:42:40,728 INFO L168 Benchmark]: TraceAbstraction took 133341.49 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 209.2 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-11-07 18:42:40,733 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 754.20 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 195.31 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 781.2 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -875.0 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.70 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3212.80 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 107.5 MB). Peak memory consumption was 107.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 133341.49 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 209.2 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 485]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0) || ((a17 <= 0 && 1 == a21) && 5 == a16)) || (a21 <= 0 && !(a16 == 6))) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(3 == c)) || ((a21 <= 0 && a17 <= 0) && 1 <= a20)) || !(1 == \old(a21))) || !(4 == d)) || (((!(a7 == 1) && a16 == 4) && 1 == a21) && !(a17 == 1))) || !(2 == b)) || !(y == 25)) || (((!(a7 == 1) && \old(a8) <= a8) && 1 == a21) && a20 <= 0)) || (((!(a7 == 1) && \old(a20) == a20) && a17 == \old(a17)) && 1 == a21)) || !(x == 24)) || !(a12 == 8)) || !(e == 5)) || !(21 == u)) || !(22 == v)) || (((!(a7 == 1) && a16 == 4) && 1 == a21) && 1 <= a20)) || (((!(a7 == 1) && 15 <= a8) && 1 == a21) && 5 == a16)) || !(z == 26)) || !(\old(a16) == 5)) || (((!(a7 == 1) && 15 <= a8) && 1 == a21) && !(a17 == 1))) || !(0 == \old(a7))) || !(\old(a20) == 1)) || !(23 == w)) || !(15 == \old(a8))) || !(a == 1)) || !(\old(a17) == 1)) || !(6 == f) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 133.2s OverallTime, 12 OverallIterations, 7 TraceHistogramMax, 76.9s AutomataDifference, 0.0s DeadEndRemovalTime, 16.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1784 SDtfs, 14440 SDslu, 2778 SDs, 0 SdLazy, 17809 SolverSat, 3056 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 33.4s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 2889 GetRequests, 2647 SyntacticMatches, 12 SemanticMatches, 230 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1738 ImplicationChecksByTransitivity, 10.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14065occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 19.3s AbstIntTime, 8 AbstIntIterations, 4 AbstIntStrong, 0.9971047265046291 AbsIntWeakeningRatio, 0.22280471821756226 AbsIntAvgWeakeningVarsNumRemoved, 17.72346002621232 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 2171 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 628 PreInvPairs, 1112 NumberOfFragments, 1393 HoareAnnotationTreeSize, 628 FomulaSimplifications, 88430 FormulaSimplificationTreeSizeReduction, 3.9s HoareSimplificationTime, 7 FomulaSimplificationsInter, 17561 FormulaSimplificationTreeSizeReductionInter, 12.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 3116 NumberOfCodeBlocks, 3116 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 4031 ConstructedInterpolants, 0 QuantifiedInterpolants, 1817841 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2643 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 20 InterpolantComputations, 4 PerfectInterpolantSequences, 3601/3950 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...