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/Problem11_label03_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 20:05:49,307 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 20:05:49,309 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 20:05:49,332 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 20:05:49,333 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 20:05:49,334 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 20:05:49,335 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 20:05:49,340 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 20:05:49,342 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 20:05:49,343 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 20:05:49,345 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 20:05:49,345 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 20:05:49,353 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 20:05:49,357 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 20:05:49,358 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 20:05:49,359 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 20:05:49,362 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 20:05:49,363 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 20:05:49,367 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 20:05:49,371 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 20:05:49,372 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 20:05:49,374 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 20:05:49,377 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 20:05:49,377 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 20:05:49,378 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 20:05:49,378 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 20:05:49,381 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 20:05:49,381 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 20:05:49,385 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 20:05:49,386 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 20:05:49,386 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 20:05:49,387 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 20:05:49,387 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 20:05:49,387 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 20:05:49,388 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 20:05:49,389 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 20:05:49,389 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 20:05:49,417 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 20:05:49,417 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 20:05:49,418 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 20:05:49,419 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 20:05:49,419 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 20:05:49,419 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 20:05:49,419 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-07 20:05:49,419 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 20:05:49,420 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 20:05:49,420 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 20:05:49,420 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 20:05:49,420 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 20:05:49,420 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 20:05:49,421 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 20:05:49,421 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 20:05:49,421 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 20:05:49,423 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 20:05:49,423 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 20:05:49,423 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 20:05:49,423 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 20:05:49,424 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 20:05:49,424 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 20:05:49,424 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 20:05:49,424 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 20:05:49,424 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 20:05:49,424 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 20:05:49,425 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 20:05:49,425 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 20:05:49,425 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 20:05:49,426 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 20:05:49,426 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 20:05:49,426 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 20:05:49,426 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 20:05:49,426 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 20:05:49,426 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 20:05:49,495 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 20:05:49,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 20:05:49,518 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 20:05:49,519 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 20:05:49,520 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 20:05:49,521 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label03_true-unreach-call.c [2018-11-07 20:05:49,593 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d8773d46/7ffe3b5d13df445cb808759a829c5117/FLAG4d6b8851a [2018-11-07 20:05:50,222 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 20:05:50,223 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label03_true-unreach-call.c [2018-11-07 20:05:50,241 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d8773d46/7ffe3b5d13df445cb808759a829c5117/FLAG4d6b8851a [2018-11-07 20:05:50,262 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d8773d46/7ffe3b5d13df445cb808759a829c5117 [2018-11-07 20:05:50,274 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 20:05:50,277 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 20:05:50,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 20:05:50,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 20:05:50,282 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 20:05:50,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:05:50" (1/1) ... [2018-11-07 20:05:50,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cedeeed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:50, skipping insertion in model container [2018-11-07 20:05:50,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:05:50" (1/1) ... [2018-11-07 20:05:50,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 20:05:50,381 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 20:05:51,139 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 20:05:51,145 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 20:05:51,372 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 20:05:51,396 INFO L193 MainTranslator]: Completed translation [2018-11-07 20:05:51,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:51 WrapperNode [2018-11-07 20:05:51,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 20:05:51,397 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 20:05:51,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 20:05:51,398 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 20:05:51,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:51" (1/1) ... [2018-11-07 20:05:51,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:51" (1/1) ... [2018-11-07 20:05:51,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 20:05:51,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 20:05:51,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 20:05:51,605 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 20:05:51,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:51" (1/1) ... [2018-11-07 20:05:51,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:51" (1/1) ... [2018-11-07 20:05:51,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:51" (1/1) ... [2018-11-07 20:05:51,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:51" (1/1) ... [2018-11-07 20:05:51,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:51" (1/1) ... [2018-11-07 20:05:51,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:51" (1/1) ... [2018-11-07 20:05:51,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:51" (1/1) ... [2018-11-07 20:05:51,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 20:05:51,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 20:05:51,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 20:05:51,761 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 20:05:51,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:51" (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 20:05:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 20:05:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 20:05:51,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 20:05:51,839 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 20:05:51,839 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 20:05:51,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 20:05:51,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 20:05:51,841 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 20:05:51,841 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 20:05:56,089 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 20:05:56,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:05:56 BoogieIcfgContainer [2018-11-07 20:05:56,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 20:05:56,092 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 20:05:56,092 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 20:05:56,095 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 20:05:56,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:05:50" (1/3) ... [2018-11-07 20:05:56,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56631761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:05:56, skipping insertion in model container [2018-11-07 20:05:56,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:51" (2/3) ... [2018-11-07 20:05:56,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56631761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:05:56, skipping insertion in model container [2018-11-07 20:05:56,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:05:56" (3/3) ... [2018-11-07 20:05:56,100 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label03_true-unreach-call.c [2018-11-07 20:05:56,111 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 20:05:56,121 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 20:05:56,140 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 20:05:56,182 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 20:05:56,182 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 20:05:56,182 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 20:05:56,182 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 20:05:56,183 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 20:05:56,183 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 20:05:56,183 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 20:05:56,183 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 20:05:56,213 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-11-07 20:05:56,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-07 20:05:56,222 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:05:56,223 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] [2018-11-07 20:05:56,226 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:05:56,233 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:05:56,233 INFO L82 PathProgramCache]: Analyzing trace with hash -509521591, now seen corresponding path program 1 times [2018-11-07 20:05:56,236 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:05:56,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:05:56,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:05:56,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:05:56,298 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:05:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:05:56,813 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 20:05:56,815 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:05:56,816 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-07 20:05:56,816 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:05:56,822 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-07 20:05:56,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-07 20:05:56,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 20:05:56,842 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 4 states. [2018-11-07 20:06:00,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:06:00,307 INFO L93 Difference]: Finished difference Result 985 states and 1761 transitions. [2018-11-07 20:06:00,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 20:06:00,309 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2018-11-07 20:06:00,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:06:00,332 INFO L225 Difference]: With dead ends: 985 [2018-11-07 20:06:00,332 INFO L226 Difference]: Without dead ends: 686 [2018-11-07 20:06:00,344 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 20:06:00,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2018-11-07 20:06:00,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 686. [2018-11-07 20:06:00,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 686 states. [2018-11-07 20:06:00,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 686 states and 1046 transitions. [2018-11-07 20:06:00,463 INFO L78 Accepts]: Start accepts. Automaton has 686 states and 1046 transitions. Word has length 37 [2018-11-07 20:06:00,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:06:00,464 INFO L480 AbstractCegarLoop]: Abstraction has 686 states and 1046 transitions. [2018-11-07 20:06:00,464 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-07 20:06:00,465 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1046 transitions. [2018-11-07 20:06:00,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-07 20:06:00,472 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:06:00,472 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 20:06:00,473 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:06:00,473 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:06:00,473 INFO L82 PathProgramCache]: Analyzing trace with hash -484596469, now seen corresponding path program 1 times [2018-11-07 20:06:00,477 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:06:00,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:06:00,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:06:00,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:06:00,479 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:06:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:06:00,803 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 20:06:00,803 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:06:00,803 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 20:06:00,803 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:06:00,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 20:06:00,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 20:06:00,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-11-07 20:06:00,807 INFO L87 Difference]: Start difference. First operand 686 states and 1046 transitions. Second operand 6 states. [2018-11-07 20:06:05,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:06:05,283 INFO L93 Difference]: Finished difference Result 2340 states and 3735 transitions. [2018-11-07 20:06:05,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 20:06:05,288 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 118 [2018-11-07 20:06:05,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:06:05,304 INFO L225 Difference]: With dead ends: 2340 [2018-11-07 20:06:05,304 INFO L226 Difference]: Without dead ends: 1660 [2018-11-07 20:06:05,310 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-07 20:06:05,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1660 states. [2018-11-07 20:06:05,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1660 to 1641. [2018-11-07 20:06:05,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1641 states. [2018-11-07 20:06:05,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1641 states and 2354 transitions. [2018-11-07 20:06:05,392 INFO L78 Accepts]: Start accepts. Automaton has 1641 states and 2354 transitions. Word has length 118 [2018-11-07 20:06:05,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:06:05,393 INFO L480 AbstractCegarLoop]: Abstraction has 1641 states and 2354 transitions. [2018-11-07 20:06:05,393 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 20:06:05,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 2354 transitions. [2018-11-07 20:06:05,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-07 20:06:05,408 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:06:05,408 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 20:06:05,408 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:06:05,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:06:05,409 INFO L82 PathProgramCache]: Analyzing trace with hash 984101383, now seen corresponding path program 1 times [2018-11-07 20:06:05,409 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:06:05,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:06:05,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:06:05,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:06:05,411 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:06:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:06:05,651 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 20:06:05,651 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:06:05,652 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-07 20:06:05,652 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:06:05,652 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-07 20:06:05,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-07 20:06:05,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 20:06:05,653 INFO L87 Difference]: Start difference. First operand 1641 states and 2354 transitions. Second operand 4 states. [2018-11-07 20:06:08,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:06:08,280 INFO L93 Difference]: Finished difference Result 6063 states and 9064 transitions. [2018-11-07 20:06:08,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 20:06:08,281 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 132 [2018-11-07 20:06:08,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:06:08,318 INFO L225 Difference]: With dead ends: 6063 [2018-11-07 20:06:08,318 INFO L226 Difference]: Without dead ends: 4428 [2018-11-07 20:06:08,335 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 20:06:08,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4428 states. [2018-11-07 20:06:08,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4428 to 4407. [2018-11-07 20:06:08,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4407 states. [2018-11-07 20:06:08,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 4407 states and 6087 transitions. [2018-11-07 20:06:08,460 INFO L78 Accepts]: Start accepts. Automaton has 4407 states and 6087 transitions. Word has length 132 [2018-11-07 20:06:08,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:06:08,461 INFO L480 AbstractCegarLoop]: Abstraction has 4407 states and 6087 transitions. [2018-11-07 20:06:08,461 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-07 20:06:08,461 INFO L276 IsEmpty]: Start isEmpty. Operand 4407 states and 6087 transitions. [2018-11-07 20:06:08,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-07 20:06:08,469 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:06:08,469 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 20:06:08,470 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:06:08,470 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:06:08,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1801051533, now seen corresponding path program 1 times [2018-11-07 20:06:08,470 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:06:08,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:06:08,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:06:08,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:06:08,472 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:06:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:06:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-07 20:06:08,733 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:06:08,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 20:06:08,734 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:06:08,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 20:06:08,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 20:06:08,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 20:06:08,735 INFO L87 Difference]: Start difference. First operand 4407 states and 6087 transitions. Second operand 3 states. [2018-11-07 20:06:10,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:06:10,196 INFO L93 Difference]: Finished difference Result 10338 states and 14849 transitions. [2018-11-07 20:06:10,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 20:06:10,197 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 235 [2018-11-07 20:06:10,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:06:10,236 INFO L225 Difference]: With dead ends: 10338 [2018-11-07 20:06:10,236 INFO L226 Difference]: Without dead ends: 6126 [2018-11-07 20:06:10,262 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 20:06:10,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6126 states. [2018-11-07 20:06:10,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6126 to 5671. [2018-11-07 20:06:10,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5671 states. [2018-11-07 20:06:10,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5671 states to 5671 states and 8017 transitions. [2018-11-07 20:06:10,403 INFO L78 Accepts]: Start accepts. Automaton has 5671 states and 8017 transitions. Word has length 235 [2018-11-07 20:06:10,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:06:10,404 INFO L480 AbstractCegarLoop]: Abstraction has 5671 states and 8017 transitions. [2018-11-07 20:06:10,404 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 20:06:10,404 INFO L276 IsEmpty]: Start isEmpty. Operand 5671 states and 8017 transitions. [2018-11-07 20:06:10,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-07 20:06:10,419 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:06:10,419 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-07 20:06:10,419 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:06:10,420 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:06:10,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1791653501, now seen corresponding path program 1 times [2018-11-07 20:06:10,420 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:06:10,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:06:10,421 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:06:10,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:06:10,421 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:06:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:06:10,811 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 246 proven. 76 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-07 20:06:10,812 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:06:10,812 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:06:10,813 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 315 with the following transitions: [2018-11-07 20:06:10,815 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [197], [199], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [530], [531], [535], [538], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-07 20:06:10,869 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:06:10,870 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:06:11,608 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:06:12,692 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 20:06:12,695 INFO L272 AbstractInterpreter]: Visited 127 different actions 499 times. Merged at 7 different actions 26 times. Never widened. Found 4 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-07 20:06:12,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:06:12,744 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 20:06:12,744 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:06:12,744 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 20:06:12,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:06:12,761 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 20:06:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:06:12,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 20:06:13,546 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 2 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-07 20:06:13,546 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 20:06:13,804 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-07 20:06:14,571 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 2 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-07 20:06:14,605 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 20:06:14,605 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-07 20:06:14,606 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 20:06:14,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-07 20:06:14,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-07 20:06:14,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2018-11-07 20:06:14,609 INFO L87 Difference]: Start difference. First operand 5671 states and 8017 transitions. Second operand 9 states. [2018-11-07 20:06:22,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:06:22,290 INFO L93 Difference]: Finished difference Result 19338 states and 30212 transitions. [2018-11-07 20:06:22,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-11-07 20:06:22,294 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 314 [2018-11-07 20:06:22,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:06:22,399 INFO L225 Difference]: With dead ends: 19338 [2018-11-07 20:06:22,403 INFO L226 Difference]: Without dead ends: 13862 [2018-11-07 20:06:22,471 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 684 GetRequests, 648 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=289, Invalid=971, Unknown=0, NotChecked=0, Total=1260 [2018-11-07 20:06:22,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13862 states. [2018-11-07 20:06:22,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13862 to 13661. [2018-11-07 20:06:22,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13661 states. [2018-11-07 20:06:22,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13661 states to 13661 states and 18198 transitions. [2018-11-07 20:06:22,926 INFO L78 Accepts]: Start accepts. Automaton has 13661 states and 18198 transitions. Word has length 314 [2018-11-07 20:06:22,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:06:22,927 INFO L480 AbstractCegarLoop]: Abstraction has 13661 states and 18198 transitions. [2018-11-07 20:06:22,927 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-07 20:06:22,927 INFO L276 IsEmpty]: Start isEmpty. Operand 13661 states and 18198 transitions. [2018-11-07 20:06:23,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-11-07 20:06:23,018 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:06:23,019 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 20:06:23,019 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:06:23,019 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:06:23,020 INFO L82 PathProgramCache]: Analyzing trace with hash -1723905372, now seen corresponding path program 1 times [2018-11-07 20:06:23,020 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:06:23,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:06:23,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:06:23,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:06:23,022 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:06:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:06:23,669 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 98 proven. 2 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2018-11-07 20:06:23,670 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:06:23,670 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:06:23,670 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 425 with the following transitions: [2018-11-07 20:06:23,671 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [197], [199], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [530], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [960], [971], [975], [979], [983], [987], [991], [994], [997], [1001], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-07 20:06:23,682 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:06:23,682 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:06:24,090 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:06:25,531 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:06:25,532 INFO L272 AbstractInterpreter]: Visited 186 different actions 544 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-07 20:06:25,566 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:06:25,567 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:06:27,051 INFO L227 lantSequenceWeakener]: Weakened 420 states. On average, predicates are now at 73.28% of their original sizes. [2018-11-07 20:06:27,051 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:06:28,685 INFO L415 sIntCurrentIteration]: We unified 423 AI predicates to 423 [2018-11-07 20:06:28,688 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:06:28,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:06:28,690 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [4] total 16 [2018-11-07 20:06:28,691 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:06:28,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-07 20:06:28,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-07 20:06:28,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-11-07 20:06:28,692 INFO L87 Difference]: Start difference. First operand 13661 states and 18198 transitions. Second operand 14 states. [2018-11-07 20:06:52,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:06:52,130 INFO L93 Difference]: Finished difference Result 27712 states and 37000 transitions. [2018-11-07 20:06:52,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-07 20:06:52,130 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 424 [2018-11-07 20:06:52,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:06:52,191 INFO L225 Difference]: With dead ends: 27712 [2018-11-07 20:06:52,191 INFO L226 Difference]: Without dead ends: 14246 [2018-11-07 20:06:52,846 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 433 GetRequests, 411 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=131, Invalid=421, Unknown=0, NotChecked=0, Total=552 [2018-11-07 20:06:52,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14246 states. [2018-11-07 20:06:53,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14246 to 14239. [2018-11-07 20:06:53,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14239 states. [2018-11-07 20:06:53,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14239 states to 14239 states and 18819 transitions. [2018-11-07 20:06:53,173 INFO L78 Accepts]: Start accepts. Automaton has 14239 states and 18819 transitions. Word has length 424 [2018-11-07 20:06:53,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:06:53,174 INFO L480 AbstractCegarLoop]: Abstraction has 14239 states and 18819 transitions. [2018-11-07 20:06:53,174 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-07 20:06:53,174 INFO L276 IsEmpty]: Start isEmpty. Operand 14239 states and 18819 transitions. [2018-11-07 20:06:53,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2018-11-07 20:06:53,280 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:06:53,281 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-11-07 20:06:53,281 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:06:53,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:06:53,282 INFO L82 PathProgramCache]: Analyzing trace with hash 764179374, now seen corresponding path program 1 times [2018-11-07 20:06:53,282 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:06:53,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:06:53,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:06:53,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:06:53,283 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:06:53,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:06:53,973 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-07 20:06:54,506 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 217 proven. 164 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2018-11-07 20:06:54,506 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:06:54,506 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:06:54,506 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 499 with the following transitions: [2018-11-07 20:06:54,507 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [197], [199], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [530], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [570], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [960], [971], [975], [979], [983], [987], [991], [994], [997], [1001], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-07 20:06:54,513 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:06:54,513 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:06:54,583 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:06:55,274 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:06:55,275 INFO L272 AbstractInterpreter]: Visited 185 different actions 731 times. Merged at 7 different actions 26 times. Never widened. Found 4 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-07 20:06:55,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:06:55,284 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:06:56,483 INFO L227 lantSequenceWeakener]: Weakened 494 states. On average, predicates are now at 73.22% of their original sizes. [2018-11-07 20:06:56,484 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:06:56,595 INFO L415 sIntCurrentIteration]: We unified 497 AI predicates to 497 [2018-11-07 20:06:56,595 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:06:56,596 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:06:56,596 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [11] total 20 [2018-11-07 20:06:56,596 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:06:56,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-07 20:06:56,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-07 20:06:56,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-07 20:06:56,597 INFO L87 Difference]: Start difference. First operand 14239 states and 18819 transitions. Second operand 11 states. [2018-11-07 20:07:07,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:07:07,961 INFO L93 Difference]: Finished difference Result 28288 states and 37642 transitions. [2018-11-07 20:07:07,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-07 20:07:07,961 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 498 [2018-11-07 20:07:07,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:07:08,019 INFO L225 Difference]: With dead ends: 28288 [2018-11-07 20:07:08,019 INFO L226 Difference]: Without dead ends: 14822 [2018-11-07 20:07:08,061 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 510 GetRequests, 488 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=116, Invalid=436, Unknown=0, NotChecked=0, Total=552 [2018-11-07 20:07:08,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14822 states. [2018-11-07 20:07:08,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14822 to 14815. [2018-11-07 20:07:08,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14815 states. [2018-11-07 20:07:08,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14815 states to 14815 states and 19464 transitions. [2018-11-07 20:07:08,353 INFO L78 Accepts]: Start accepts. Automaton has 14815 states and 19464 transitions. Word has length 498 [2018-11-07 20:07:08,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:07:08,354 INFO L480 AbstractCegarLoop]: Abstraction has 14815 states and 19464 transitions. [2018-11-07 20:07:08,354 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-07 20:07:08,354 INFO L276 IsEmpty]: Start isEmpty. Operand 14815 states and 19464 transitions. [2018-11-07 20:07:08,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2018-11-07 20:07:08,462 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:07:08,462 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 20:07:08,463 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:07:08,463 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:07:08,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1291218018, now seen corresponding path program 1 times [2018-11-07 20:07:08,463 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:07:08,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:07:08,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:07:08,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:07:08,465 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:07:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:07:08,953 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-07 20:07:09,154 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-07 20:07:09,612 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-07 20:07:10,073 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 217 proven. 164 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-11-07 20:07:10,074 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:07:10,074 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:07:10,074 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 509 with the following transitions: [2018-11-07 20:07:10,074 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [197], [199], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [530], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [570], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [960], [971], [975], [979], [983], [987], [991], [994], [997], [1001], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-07 20:07:10,080 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:07:10,080 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:07:10,251 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:07:11,930 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:07:11,931 INFO L272 AbstractInterpreter]: Visited 185 different actions 1090 times. Merged at 7 different actions 37 times. Widened at 1 different actions 1 times. Found 6 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-07 20:07:11,937 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:07:11,937 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:07:12,604 INFO L227 lantSequenceWeakener]: Weakened 504 states. On average, predicates are now at 73.24% of their original sizes. [2018-11-07 20:07:12,604 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:07:12,772 INFO L415 sIntCurrentIteration]: We unified 507 AI predicates to 507 [2018-11-07 20:07:12,773 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:07:12,773 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:07:12,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [12] total 22 [2018-11-07 20:07:12,774 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:07:12,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-07 20:07:12,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-07 20:07:12,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-11-07 20:07:12,775 INFO L87 Difference]: Start difference. First operand 14815 states and 19464 transitions. Second operand 12 states. [2018-11-07 20:07:30,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:07:30,414 INFO L93 Difference]: Finished difference Result 29967 states and 39719 transitions. [2018-11-07 20:07:30,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-07 20:07:30,415 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 508 [2018-11-07 20:07:30,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:07:30,479 INFO L225 Difference]: With dead ends: 29967 [2018-11-07 20:07:30,479 INFO L226 Difference]: Without dead ends: 15792 [2018-11-07 20:07:30,523 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 523 GetRequests, 497 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=167, Invalid=589, Unknown=0, NotChecked=0, Total=756 [2018-11-07 20:07:30,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15792 states. [2018-11-07 20:07:30,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15792 to 15398. [2018-11-07 20:07:30,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15398 states. [2018-11-07 20:07:30,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15398 states to 15398 states and 20117 transitions. [2018-11-07 20:07:30,820 INFO L78 Accepts]: Start accepts. Automaton has 15398 states and 20117 transitions. Word has length 508 [2018-11-07 20:07:30,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:07:30,821 INFO L480 AbstractCegarLoop]: Abstraction has 15398 states and 20117 transitions. [2018-11-07 20:07:30,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-07 20:07:30,821 INFO L276 IsEmpty]: Start isEmpty. Operand 15398 states and 20117 transitions. [2018-11-07 20:07:30,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2018-11-07 20:07:30,884 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:07:30,884 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 20:07:30,885 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:07:30,885 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:07:30,885 INFO L82 PathProgramCache]: Analyzing trace with hash 566500399, now seen corresponding path program 1 times [2018-11-07 20:07:30,885 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:07:30,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:07:30,886 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:07:30,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:07:30,886 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:07:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:07:31,395 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 136 proven. 2 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2018-11-07 20:07:31,396 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:07:31,396 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:07:31,396 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 530 with the following transitions: [2018-11-07 20:07:31,397 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [197], [199], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [530], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [570], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [960], [971], [975], [979], [983], [987], [991], [994], [997], [1001], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-07 20:07:31,400 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:07:31,401 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:07:31,488 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:07:32,949 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:07:32,949 INFO L272 AbstractInterpreter]: Visited 185 different actions 1088 times. Merged at 7 different actions 35 times. Widened at 1 different actions 1 times. Found 6 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-07 20:07:32,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:07:32,956 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:07:34,128 INFO L227 lantSequenceWeakener]: Weakened 525 states. On average, predicates are now at 73.23% of their original sizes. [2018-11-07 20:07:34,128 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:07:34,266 INFO L415 sIntCurrentIteration]: We unified 528 AI predicates to 528 [2018-11-07 20:07:34,266 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:07:34,267 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:07:34,267 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [4] total 14 [2018-11-07 20:07:34,267 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:07:34,268 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-07 20:07:34,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-07 20:07:34,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-11-07 20:07:34,268 INFO L87 Difference]: Start difference. First operand 15398 states and 20117 transitions. Second operand 12 states. [2018-11-07 20:08:04,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:08:04,504 INFO L93 Difference]: Finished difference Result 33947 states and 44536 transitions. [2018-11-07 20:08:04,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-07 20:08:04,504 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 529 [2018-11-07 20:08:04,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:08:04,564 INFO L225 Difference]: With dead ends: 33947 [2018-11-07 20:08:04,564 INFO L226 Difference]: Without dead ends: 20481 [2018-11-07 20:08:04,599 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 544 GetRequests, 518 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=167, Invalid=589, Unknown=0, NotChecked=0, Total=756 [2018-11-07 20:08:04,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20481 states. [2018-11-07 20:08:04,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20481 to 20022. [2018-11-07 20:08:04,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20022 states. [2018-11-07 20:08:04,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20022 states to 20022 states and 25817 transitions. [2018-11-07 20:08:04,945 INFO L78 Accepts]: Start accepts. Automaton has 20022 states and 25817 transitions. Word has length 529 [2018-11-07 20:08:04,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:08:04,947 INFO L480 AbstractCegarLoop]: Abstraction has 20022 states and 25817 transitions. [2018-11-07 20:08:04,947 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-07 20:08:04,947 INFO L276 IsEmpty]: Start isEmpty. Operand 20022 states and 25817 transitions. [2018-11-07 20:08:05,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 580 [2018-11-07 20:08:05,020 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:08:05,021 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 20:08:05,021 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:08:05,021 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:08:05,022 INFO L82 PathProgramCache]: Analyzing trace with hash -923059904, now seen corresponding path program 1 times [2018-11-07 20:08:05,022 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:08:05,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:08:05,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:08:05,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:08:05,023 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:08:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:08:05,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 174 proven. 2 refuted. 0 times theorem prover too weak. 828 trivial. 0 not checked. [2018-11-07 20:08:05,672 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:08:05,672 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:08:05,672 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 580 with the following transitions: [2018-11-07 20:08:05,673 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [197], [199], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [530], [531], [535], [538], [539], [543], [547], [551], [555], [559], [563], [567], [570], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [960], [971], [975], [979], [983], [987], [991], [994], [997], [1001], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-07 20:08:05,676 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:08:05,676 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:08:05,773 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:08:06,970 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 20:08:06,970 INFO L272 AbstractInterpreter]: Visited 187 different actions 1113 times. Merged at 8 different actions 51 times. Widened at 1 different actions 2 times. Found 11 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-07 20:08:06,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:08:06,981 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 20:08:06,981 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:08:06,981 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 20:08:06,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:08:06,990 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 20:08:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:08:07,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 20:08:07,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 442 proven. 0 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2018-11-07 20:08:07,619 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 20:08:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 174 proven. 2 refuted. 0 times theorem prover too weak. 828 trivial. 0 not checked. [2018-11-07 20:08:08,008 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-07 20:08:08,009 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 6 [2018-11-07 20:08:08,009 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:08:08,010 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 20:08:08,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 20:08:08,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-07 20:08:08,010 INFO L87 Difference]: Start difference. First operand 20022 states and 25817 transitions. Second operand 3 states. [2018-11-07 20:08:08,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:08:08,723 INFO L93 Difference]: Finished difference Result 32405 states and 41872 transitions. [2018-11-07 20:08:08,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 20:08:08,724 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 579 [2018-11-07 20:08:08,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:08:08,725 INFO L225 Difference]: With dead ends: 32405 [2018-11-07 20:08:08,725 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 20:08:08,789 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1162 GetRequests, 1154 SyntacticMatches, 4 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-07 20:08:08,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 20:08:08,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 20:08:08,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 20:08:08,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 20:08:08,790 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 579 [2018-11-07 20:08:08,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:08:08,790 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 20:08:08,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 20:08:08,791 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 20:08:08,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 20:08:08,796 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 20:08:09,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,378 WARN L179 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 127 [2018-11-07 20:08:09,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:08:09,602 WARN L179 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 127 [2018-11-07 20:08:09,890 WARN L179 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 18 [2018-11-07 20:08:17,331 WARN L179 SmtUtils]: Spent 7.35 s on a formula simplification. DAG size of input: 421 DAG size of output: 206 [2018-11-07 20:08:17,583 WARN L179 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 41 [2018-11-07 20:08:17,815 WARN L179 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 41 [2018-11-07 20:08:17,818 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 20:08:17,818 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= |old(~a4~0)| ~a4~0)) [2018-11-07 20:08:17,819 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 20:08:17,819 INFO L425 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-11-07 20:08:17,819 INFO L425 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-11-07 20:08:17,819 INFO L425 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-11-07 20:08:17,819 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,819 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,819 INFO L425 ceAbstractionStarter]: For program point L170(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,819 INFO L425 ceAbstractionStarter]: For program point L104(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,820 INFO L425 ceAbstractionStarter]: For program point L38(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,820 INFO L425 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,820 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,821 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-07 20:08:17,821 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-07 20:08:17,821 INFO L425 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-11-07 20:08:17,821 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,821 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,821 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,821 INFO L425 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,821 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,822 INFO L425 ceAbstractionStarter]: For program point L173(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,822 INFO L425 ceAbstractionStarter]: For program point L107(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,822 INFO L425 ceAbstractionStarter]: For program point L41(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,822 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,822 INFO L425 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-07 20:08:17,822 INFO L425 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-11-07 20:08:17,822 INFO L425 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-11-07 20:08:17,822 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,823 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,823 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,823 INFO L425 ceAbstractionStarter]: For program point L176(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,823 INFO L425 ceAbstractionStarter]: For program point L110(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,823 INFO L425 ceAbstractionStarter]: For program point L44(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,823 INFO L425 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,823 INFO L425 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,823 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,823 INFO L425 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-11-07 20:08:17,823 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-07 20:08:17,824 INFO L425 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-11-07 20:08:17,824 INFO L425 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-11-07 20:08:17,824 INFO L425 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-07 20:08:17,824 INFO L425 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-11-07 20:08:17,824 INFO L425 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-11-07 20:08:17,824 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,824 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,824 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,824 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,824 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,825 INFO L425 ceAbstractionStarter]: For program point L179(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,825 INFO L425 ceAbstractionStarter]: For program point L113(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,825 INFO L425 ceAbstractionStarter]: For program point L47(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,825 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,825 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,825 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-07 20:08:17,825 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-07 20:08:17,825 INFO L425 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-11-07 20:08:17,825 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,826 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,826 INFO L425 ceAbstractionStarter]: For program point L182(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,826 INFO L425 ceAbstractionStarter]: For program point L116(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,826 INFO L425 ceAbstractionStarter]: For program point L50(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,826 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-07 20:08:17,826 INFO L425 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-11-07 20:08:17,826 INFO L425 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-11-07 20:08:17,826 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,826 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,827 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,827 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,827 INFO L425 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,827 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-11-07 20:08:17,827 INFO L425 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-11-07 20:08:17,827 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,827 INFO L425 ceAbstractionStarter]: For program point L185(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,827 INFO L425 ceAbstractionStarter]: For program point L119(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,827 INFO L425 ceAbstractionStarter]: For program point L53(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,828 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,828 INFO L425 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,828 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-11-07 20:08:17,828 INFO L425 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-11-07 20:08:17,828 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,828 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,828 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-07 20:08:17,828 INFO L425 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-07 20:08:17,828 INFO L425 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-11-07 20:08:17,828 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,829 INFO L425 ceAbstractionStarter]: For program point L188(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,829 INFO L425 ceAbstractionStarter]: For program point L122(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,829 INFO L425 ceAbstractionStarter]: For program point L56(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,829 INFO L425 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,829 INFO L425 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,829 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,829 INFO L425 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-07 20:08:17,829 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-07 20:08:17,829 INFO L425 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-07 20:08:17,830 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-11-07 20:08:17,830 INFO L425 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-11-07 20:08:17,830 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-11-07 20:08:17,830 INFO L425 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-11-07 20:08:17,830 INFO L425 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,830 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,830 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-11-07 20:08:17,830 INFO L425 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-11-07 20:08:17,830 INFO L425 ceAbstractionStarter]: For program point L191(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,830 INFO L425 ceAbstractionStarter]: For program point L125(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,831 INFO L425 ceAbstractionStarter]: For program point L59(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,831 INFO L425 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,832 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse5 (< 1 |old(~a4~0)|)) (.cse40 (< |old(~a29~0)| 130)) (.cse6 (< (+ |old(~a23~0)| 2147483648) 0)) (.cse7 (< 312 |old(~a23~0)|)) (.cse9 (not (= 15 ~a8~0))) (.cse10 (not (= 1 ~a3~0))) (.cse3 (< |old(~a4~0)| 0)) (.cse34 (not (= 12 |old(~a25~0)|))) (.cse46 (< |old(~a29~0)| 247)) (.cse1 (< |old(~a25~0)| 9)) (.cse45 (< (+ |old(~a23~0)| 599899) 0)) (.cse43 (<= ~a29~0 275)) (.cse33 (= ~a25~0 12)) (.cse19 (<= 0 (+ ~a23~0 599899))) (.cse28 (+ ~a23~0 43)) (.cse18 (<= 9 ~a25~0)) (.cse41 (<= ~a23~0 312)) (.cse20 (= (mod ~a23~0 2) 0)) (.cse21 (<= ~a25~0 12)) (.cse23 (<= 0 (+ ~a23~0 2147483648))) (.cse44 (+ |old(~a23~0)| 43))) (let ((.cse29 (<= .cse44 0)) (.cse24 (< 2147483647 |old(~a29~0)|)) (.cse2 (and .cse18 .cse41 .cse20 .cse21 .cse23)) (.cse22 (<= .cse28 0)) (.cse37 (or .cse43 (and .cse33 (= ~a8~0 15) .cse19 .cse20 (= ~a3~0 1)))) (.cse8 (< |old(~a29~0)| 141)) (.cse4 (< 245 |old(~a29~0)|)) (.cse15 (= ~a29~0 |old(~a29~0)|)) (.cse16 (= |old(~a4~0)| ~a4~0)) (.cse30 (not (= 10 |old(~a25~0)|))) (.cse31 (= 10 ~a25~0)) (.cse42 (< 130 |old(~a29~0)|)) (.cse14 (< 15 ~a8~0)) (.cse39 (< |old(~a23~0)| 312)) (.cse32 (not (= 1 |old(~a4~0)|))) (.cse17 (and (or .cse1 .cse46 (< 369435 |old(~a29~0)|) (not (= 0 (mod |old(~a25~0)| 3)))) (or .cse1 .cse45))) (.cse36 (= (mod ~a25~0 2) 0)) (.cse0 (< 6 |calculate_output_#in~input|)) (.cse25 (< |old(~a29~0)| 246)) (.cse35 (and (or (< |old(~a25~0)| 10) .cse3 .cse5 .cse40 .cse6 .cse7 .cse9 .cse10 (< 275 |old(~a29~0)|)) (or .cse9 .cse10 (< 241270 |old(~a23~0)|) .cse3 .cse45 (< 2 |old(~a4~0)|) .cse46 (< 277 |old(~a29~0)|) .cse34))) (.cse38 (not (= 0 (mod |old(~a25~0)| 2)))) (.cse26 (< 0 .cse44)) (.cse11 (not (= 0 (mod |old(~a23~0)| 2)))) (.cse27 (not (= 0 |old(~a4~0)|))) (.cse12 (< 12 |old(~a25~0)|)) (.cse13 (< |calculate_output_#in~input| 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (or .cse14 (and .cse15 .cse16 (not (= 13 ~a25~0))) (= 13 |old(~a25~0)|)) (or .cse0 .cse17 (and .cse18 (or .cse19 (and (= (mod ~a25~0 3) 0) (<= ~a29~0 369435) (<= 247 ~a29~0))) .cse20 .cse21 .cse22 .cse23) .cse24 .cse6 .cse25 .cse9 .cse10 .cse26 .cse11 .cse27 .cse12 .cse13) (or .cse14 (and .cse15 (< 0 .cse28) .cse16) .cse29) (or .cse30 .cse31 .cse14 .cse4 .cse29) (or .cse0 .cse1 .cse24 .cse6 .cse7 .cse8 .cse9 .cse10 .cse2 .cse32 .cse11 .cse12 .cse13) (or .cse30 .cse14 .cse31 .cse32) (or (< 0 (+ |old(~a23~0)| 599772)) (not (= (mod |old(~a29~0)| 5) 0)) (< |old(~a29~0)| 260) (not (= 0 (mod |old(~a23~0)| 12))) .cse13 .cse0 (and (<= (+ ~a23~0 599772) 0) (= (mod ~a23~0 12) 0) (<= 0 (+ ~a23~0 599777)) .cse33) (< 274 |old(~a29~0)|) .cse34 .cse35 (< (+ |old(~a23~0)| 599777) 0) .cse27) (or .cse0 (and .cse36 .cse37 .cse22) .cse25 .cse35 .cse26 .cse32 .cse11 .cse38 .cse12 .cse13) (or (or .cse8 .cse39) .cse13 .cse0 .cse7 .cse35 (and .cse36 .cse37) .cse32 .cse38 .cse12) (or .cse8 .cse14 .cse4 .cse32 (and .cse15 .cse16)) (or .cse40 .cse41 .cse7 .cse9 .cse10 .cse39 .cse32 .cse42) (or .cse30 .cse14 .cse31 .cse42) (or (<= 312 ~a23~0) .cse14 .cse39 .cse32) (or .cse17 (and (or (and .cse33 .cse19) .cse43) .cse36) (or .cse0 .cse25 .cse35 .cse38) .cse26 .cse11 .cse27 .cse12 .cse13)))) [2018-11-07 20:08:17,832 INFO L425 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,832 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-07 20:08:17,832 INFO L425 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-11-07 20:08:17,832 INFO L425 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-11-07 20:08:17,832 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,832 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,833 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,833 INFO L425 ceAbstractionStarter]: For program point L194(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,833 INFO L425 ceAbstractionStarter]: For program point L128(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,833 INFO L425 ceAbstractionStarter]: For program point L62(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,833 INFO L425 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-07 20:08:17,833 INFO L425 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-11-07 20:08:17,833 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-07 20:08:17,833 INFO L425 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,833 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,834 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,834 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,834 INFO L425 ceAbstractionStarter]: For program point L197(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,834 INFO L425 ceAbstractionStarter]: For program point L131(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,834 INFO L425 ceAbstractionStarter]: For program point L65(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,834 INFO L425 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,834 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-07 20:08:17,834 INFO L425 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-11-07 20:08:17,835 INFO L425 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-11-07 20:08:17,835 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,835 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,835 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,835 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,835 INFO L425 ceAbstractionStarter]: For program point L200(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,835 INFO L425 ceAbstractionStarter]: For program point L134(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,835 INFO L425 ceAbstractionStarter]: For program point L68(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,835 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,836 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,836 INFO L425 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,836 INFO L425 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,836 INFO L425 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-11-07 20:08:17,836 INFO L425 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-11-07 20:08:17,836 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-07 20:08:17,836 INFO L425 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-11-07 20:08:17,836 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-07 20:08:17,836 INFO L425 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,837 INFO L425 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,837 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,837 INFO L425 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,837 INFO L425 ceAbstractionStarter]: For program point L203(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,837 INFO L425 ceAbstractionStarter]: For program point L137(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,837 INFO L425 ceAbstractionStarter]: For program point L71(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,837 INFO L425 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-11-07 20:08:17,837 INFO L425 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-11-07 20:08:17,837 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-07 20:08:17,838 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,838 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,838 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,838 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-11-07 20:08:17,838 INFO L425 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-11-07 20:08:17,838 INFO L425 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,838 INFO L425 ceAbstractionStarter]: For program point L140(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,838 INFO L425 ceAbstractionStarter]: For program point L74(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,838 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,838 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,839 INFO L425 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-11-07 20:08:17,839 INFO L425 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-11-07 20:08:17,839 INFO L425 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,839 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,839 INFO L425 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-11-07 20:08:17,839 INFO L425 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-11-07 20:08:17,839 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,839 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,839 INFO L425 ceAbstractionStarter]: For program point L143(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,839 INFO L425 ceAbstractionStarter]: For program point L77(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,840 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,840 INFO L425 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,840 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-07 20:08:17,840 INFO L425 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-11-07 20:08:17,840 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-11-07 20:08:17,840 INFO L425 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-11-07 20:08:17,840 INFO L425 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,840 INFO L425 ceAbstractionStarter]: For program point L146(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,840 INFO L425 ceAbstractionStarter]: For program point L80(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,840 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,841 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,841 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,841 INFO L425 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,841 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,841 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-07 20:08:17,841 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-07 20:08:17,841 INFO L425 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-11-07 20:08:17,841 INFO L425 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-11-07 20:08:17,841 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-11-07 20:08:17,841 INFO L425 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-11-07 20:08:17,842 INFO L425 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,842 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,842 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,842 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,842 INFO L425 ceAbstractionStarter]: For program point L149(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,842 INFO L425 ceAbstractionStarter]: For program point L83(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,842 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,842 INFO L425 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-07 20:08:17,842 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-07 20:08:17,842 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,843 INFO L425 ceAbstractionStarter]: For program point L152(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,843 INFO L425 ceAbstractionStarter]: For program point L86(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,843 INFO L425 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,843 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,843 INFO L425 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,843 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,843 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-07 20:08:17,843 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-07 20:08:17,843 INFO L425 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,843 INFO L425 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,844 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,844 INFO L425 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,844 INFO L425 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,844 INFO L425 ceAbstractionStarter]: For program point L155(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,844 INFO L425 ceAbstractionStarter]: For program point L89(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,844 INFO L425 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-11-07 20:08:17,844 INFO L425 ceAbstractionStarter]: For program point L23-1(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,844 INFO L425 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,844 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,844 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-07 20:08:17,845 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-07 20:08:17,845 INFO L425 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-11-07 20:08:17,845 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,845 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-11-07 20:08:17,845 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,845 INFO L425 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-11-07 20:08:17,845 INFO L425 ceAbstractionStarter]: For program point L158(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,845 INFO L425 ceAbstractionStarter]: For program point L92(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,845 INFO L425 ceAbstractionStarter]: For program point L26(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,845 INFO L425 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,845 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,846 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,846 INFO L425 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-11-07 20:08:17,846 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-07 20:08:17,846 INFO L425 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-11-07 20:08:17,846 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,846 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,846 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,846 INFO L425 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,846 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,846 INFO L425 ceAbstractionStarter]: For program point L161(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,847 INFO L425 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,847 INFO L425 ceAbstractionStarter]: For program point L29(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,847 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,847 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 96) no Hoare annotation was computed. [2018-11-07 20:08:17,847 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,847 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-07 20:08:17,847 INFO L425 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-11-07 20:08:17,847 INFO L425 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-11-07 20:08:17,848 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,848 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-11-07 20:08:17,848 INFO L425 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-11-07 20:08:17,848 INFO L425 ceAbstractionStarter]: For program point L164(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,848 INFO L425 ceAbstractionStarter]: For program point L98(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,848 INFO L425 ceAbstractionStarter]: For program point L32(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,848 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,848 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,848 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,849 INFO L425 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-07 20:08:17,849 INFO L425 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-11-07 20:08:17,849 INFO L425 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-11-07 20:08:17,849 INFO L425 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,849 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,849 INFO L425 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,849 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,849 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-11-07 20:08:17,849 INFO L425 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-11-07 20:08:17,849 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,850 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,850 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-11-07 20:08:17,850 INFO L425 ceAbstractionStarter]: For program point L167(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,850 INFO L425 ceAbstractionStarter]: For program point L101(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,850 INFO L425 ceAbstractionStarter]: For program point L35(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:08:17,850 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 20:08:17,850 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (= ~a29~0 130) (= 1 ~a4~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-11-07 20:08:17,850 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 20:08:17,851 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 20:08:17,851 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (and (= ~a29~0 |old(~a29~0)|) (= ~a25~0 10) (= |old(~a4~0)| ~a4~0) (= ~a23~0 312))) [2018-11-07 20:08:17,851 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-11-07 20:08:17,851 INFO L421 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= 312 |old(~a23~0)|)) (not (= 13 ~a25~0)) (not (= 130 |old(~a29~0)|)) (< 0 (+ ~a23~0 43)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (and (<= 141 ~a29~0) (<= ~a29~0 245) (= 1 ~a4~0)) (not (= 1 |old(~a4~0)|))) [2018-11-07 20:08:17,851 INFO L425 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-11-07 20:08:17,851 INFO L425 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-11-07 20:08:17,851 INFO L425 ceAbstractionStarter]: For program point L1034-1(lines 1034 1043) no Hoare annotation was computed. [2018-11-07 20:08:17,851 INFO L421 ceAbstractionStarter]: At program point L1034-3(lines 1034 1043) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= 312 |old(~a23~0)|)) (not (= 13 ~a25~0)) (not (= 130 |old(~a29~0)|)) (< 0 (+ ~a23~0 43)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (and (<= 141 ~a29~0) (<= ~a29~0 245) (= 1 ~a4~0)) (not (= 1 |old(~a4~0)|))) [2018-11-07 20:08:17,852 INFO L425 ceAbstractionStarter]: For program point L1034-4(lines 1028 1044) no Hoare annotation was computed. [2018-11-07 20:08:17,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:08:17 BoogieIcfgContainer [2018-11-07 20:08:17,863 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 20:08:17,864 INFO L168 Benchmark]: Toolchain (without parser) took 147588.03 ms. Allocated memory was 1.5 GB in the beginning and 5.0 GB in the end (delta: 3.5 GB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -896.0 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-11-07 20:08:17,865 INFO L168 Benchmark]: CDTParser took 0.22 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 20:08:17,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1119.25 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. [2018-11-07 20:08:17,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.91 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 757.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -854.7 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2018-11-07 20:08:17,867 INFO L168 Benchmark]: Boogie Preprocessor took 155.36 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 20:08:17,867 INFO L168 Benchmark]: RCFGBuilder took 4330.09 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 188.2 MB). Peak memory consumption was 188.2 MB. Max. memory is 7.1 GB. [2018-11-07 20:08:17,868 INFO L168 Benchmark]: TraceAbstraction took 141771.20 ms. Allocated memory was 2.3 GB in the beginning and 5.0 GB in the end (delta: 2.8 GB). Free memory was 2.0 GB in the beginning and 2.3 GB in the end (delta: -282.3 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-11-07 20:08:17,876 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1119.25 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 206.91 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 757.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -854.7 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 155.36 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 4330.09 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 188.2 MB). Peak memory consumption was 188.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 141771.20 ms. Allocated memory was 2.3 GB in the beginning and 5.0 GB in the end (delta: 2.8 GB). Free memory was 2.0 GB in the beginning and 2.3 GB in the end (delta: -282.3 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: 96]: 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: 1034]: Loop Invariant Derived loop invariant: (((((((!(10 == \old(a25)) || !(312 == \old(a23))) || !(13 == a25)) || !(130 == \old(a29))) || 0 < a23 + 43) || !(15 == a8)) || !(1 == a3)) || ((141 <= a29 && a29 <= 245) && 1 == a4)) || !(1 == \old(a4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. SAFE Result, 141.6s OverallTime, 10 OverallIterations, 6 TraceHistogramMax, 104.5s AutomataDifference, 0.0s DeadEndRemovalTime, 9.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2166 SDtfs, 10718 SDslu, 2828 SDs, 0 SdLazy, 19448 SolverSat, 2973 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 39.9s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 3880 GetRequests, 3729 SyntacticMatches, 7 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 715 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20022occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 9.3s AbstIntTime, 6 AbstIntIterations, 4 AbstIntStrong, 0.9978913589962204 AbsIntWeakeningRatio, 0.08132992327365729 AbsIntAvgWeakeningVarsNumRemoved, 26.614322250639386 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 1563 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 395 PreInvPairs, 543 NumberOfFragments, 1208 HoareAnnotationTreeSize, 395 FomulaSimplifications, 16066 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 11700 FormulaSimplificationTreeSizeReductionInter, 8.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 4267 NumberOfCodeBlocks, 4267 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 5146 ConstructedInterpolants, 0 QuantifiedInterpolants, 5805196 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1462 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 14 InterpolantComputations, 5 PerfectInterpolantSequences, 6159/6575 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...